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Содержание ATOIOOO Series

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Страница 2: ...Version Info Version Date Remarks V1 0 2022 06 ...

Страница 3: ...fore use and particularly pay attention to the Safety Precautions If you have read this manual please keep it properly for future reference The information contained herein are furnished in an as is state and may be subject to change in future versions without notice The standard applicable for this product GB T15289 2013 ...

Страница 4: ... CHAPTER 1 SAFETY PRECAUTIONS 1 1 1 SAFETY PRECAUTIONS 1 1 2 SAFETY TERMS AND SYMBOLS 5 CHAPTER 2 QUICK START GUIDE OF OSCILLOSCOPE 8 2 1 INSPECT PACKAGE CONTENTS 9 2 2 USE THE BRACKET 10 2 3 SIDE PANEL 11 2 4 REAR PANEL 12 2 5 TOP PANEL 13 2 6 FRONT PANEL 14 ...

Страница 5: ... OF TOUCH SCREEN 21 2 10 MOUSE OPERATION 23 2 11 CONNECT PROBE TO THE OSCILLOSCOPE 24 2 12 USE AUTO 25 2 13 LOAD FACTORY SETTINGS 30 2 14 USE AUTO CALIBRATION 30 2 15 PASSIVE PROBE COMPENSATION 31 2 16 MODIFY THE LANGUAGE 36 CHAPTER 3 AUTOMOTIVE TEST 37 3 1 CHARGING START CIRCUIT 37 3 1 1 12V Charging 39 3 1 2 24V Charging 41 ...

Страница 6: ...rt Generator 44 3 1 5 12V Start 46 3 1 6 24V Start 49 3 1 7 Cranking Current 51 3 2 SENSOR TESTS 53 3 2 1 ABS 54 3 2 2 Accelerator pedal 56 3 2 3 Air Flow Meter 58 3 2 4 Camshaft 61 3 2 5 Coolant Temperature 64 3 2 6 Crankshaft 67 3 2 7 Distributor 69 3 2 8 Fuel pressure 72 ...

Страница 7: ...n 84 3 3 ACTUATORS 87 3 3 1 Carbon canister solenoid valve 87 3 3 2 Disel Glow Plugs 90 3 3 3 EGR Solenoid Valve 92 3 3 4 Fuel Pump 94 3 3 5 Idle speed control valve 96 3 3 6 Injector gasoline engine 98 3 3 7 Injector Diesel 100 3 3 8 Pressure regulator 102 3 3 9 Quantity Flow control valve 104 ...

Страница 8: ...an 108 3 3 12 Variable valve timing 111 3 4 IGNITION TESTS 114 3 4 1 Primary 114 3 4 2 Secondary 118 3 4 3 Primary Secondary 120 3 5 NETWORKS 123 3 5 1 CAN High CAN Low 123 3 5 2 LIN Bus 126 3 5 3 FlexRay Bus 129 3 5 4 K line 131 3 6 COMBINATION TESTS 133 3 6 1 Crankshaft Camshaft 133 ...

Страница 9: ...CHAPTER 4 OPERATE THE OSCILLOSCOPE WITH BUTTONS 141 4 1 FUNCTION BUTTONS 143 4 2 MENU NAVIGATION SWITCH 144 4 3 CURSOR 145 4 4 HORIZONTAL SYSTEM 146 4 5 VERTICAL SYSTEM 147 4 6 TRIGGER SYSTEM 148 4 7 HOMEPAGE SCREEN LOCK 150 CHAPTER 5 HORIZONTAL SYSTEM 151 5 1 MOVE THE WAVEFORM HORIZONTALLY 153 5 2 ADJUST THE HORIZONTAL TIME BASE TIME DIV 154 ...

Страница 10: ...1 OPEN CLOSE WAVEFORM CHANNEL MATH REFERENCE WAVEFORMS 172 6 2 ADJUST VERTICAL SENSITIVITY 177 6 3 ADJUST VERTICAL POSITION 178 6 4 OPEN CHANNEL MENU 178 6 4 1 Set Channel Coupling 180 6 4 2 Set Bandwidth Limit 182 6 4 3 Waveform Inversion 183 6 4 4 Set Probe Type 184 6 4 5 Set Probe Attenuation Coefficient 185 CHAPTER 7 TRIGGER SYSTEM 187 ...

Страница 11: ...IGGER 205 7 4 LOGIC TRIGGER 213 7 5 NTH EDGE TRIGGER 219 7 6 RUNT TRIGGER 222 7 7 SLOPE TRIGGER 224 7 8 TIMEOUT TRIGGER 229 7 9 VIDEO TRIGGER 232 7 10 SERIAL BUS TRIGGER 237 CHAPTER 8 ANALYSIS SYSTEM 237 8 1 AUTOMATIC MEASUREMENT 239 8 2 FREQUENCY METER MEASUREMENT 250 8 3 CURSOR 252 ...

Страница 12: ...EN CAPTURE FUNCTION 260 9 2 VIDEO RECORDING 263 9 3 WAVEFORM STORAGE 264 9 4 OSCILLOSCOPE SETTING SAVE 272 CHAPTER 10 MATH AND REFERENCE 274 10 1 DUAL WAVEFORM CALCULATION 275 10 2 FFT MEASUREMENT 280 10 3 ADVANCED MATH 287 10 4 REFERENCE WAVEFORM CALL 291 CHAPTER 11 DISPLAY SETTINGS 295 11 1 WAVEFORM SETTINGS 297 ...

Страница 13: ...LECTION 302 CHAPTER 12 SAMPLING SYSTEM 303 12 1 SAMPLING OVERVIEW 304 12 2 RUN STOP KEY AND SINGLE SEQ KEY 310 12 3 SELECT SAMPLING MODE 311 12 4 RECORD LENGTH AND SAMPLING RATE 317 CHAPTER 13 SERIAL BUS TRIGGER AND DECODE 321 13 1 UART RS232 RS422 RS485 BUS TRIGGER AND DECODE 326 13 2 LIN BUS TRIGGER AND DECODE 337 13 3 CAN BUS TRIGGER AND DECODE 345 ...

Страница 14: ...INC429 BUS TRIGGER AND DECODE 367 13 7 1553B BUS TRIGGER AND DECODE 375 CHAPTER 14 HOMEPAGE FUNCTIONS 383 14 1 OSCILLOSCOPE SEE CHAPTERS 2 12 385 14 2 APP STORE 385 14 3 SETTINGS 389 14 4 FILE MANAGER 396 14 5 CALCULATOR 397 14 6 BROWSER 397 14 7 GALLERY 398 14 8 CALENDAR 401 14 9 ELECTRONIC TOOLS 401 ...

Страница 15: ...are 409 15 1 2 Connection of Host Computer 410 15 1 3 Main Interface Introduction 412 15 1 4 Operation Interface Introduction 414 15 1 5 Storage and View of Pictures and Videos 414 15 2 MOBILE REMOTE CONTROL 417 CHAPTER 16 UPDATE AND UPGRADE FUNCTIONS 421 16 1 SOFTWARE UPDATE 422 16 2 ADD OPTIONAL FUNCTIONS 423 CHAPTER 17 REFERENCE 426 ...

Страница 16: ...ents xiii 17 1 MEASUREMENT CATEGORY 427 17 2 POLLUTION DEGREE 428 CHAPTER 18 TROUBLESHOOTING 430 CHAPTER 19 SERVICES AND SUPPORT 436 ANNEX 438 ANNEX A MAINTENANCE AND CARE OF OSCILLOSCOPE 438 ANNEX B ACCESSORIES 441 ...

Страница 17: ...low these precautions while using this product Only professionally trained personnel can operate the maintenance procedure Avoid fire and personal injury Use proper power cord Use only the power cord specified for this product and certified for the country region of use Connect and disconnect probes properly Connect the instrument probe correctly and its ground terminal is ground phase Do not conn...

Страница 18: ...nsult the product manual for further information of ratings before making connections to the product User correct probes To avoid excessive electric shock use only correct rated probes for any measurement Disconnect AC power The adapter can be disconnected from AC power and the user must be able to access the adapter at any time Do not operate without covers Do not operate the product with covers ...

Страница 19: ...ctions and components when power is present Provide proper ventilation Do not operate in wet damp conditions Do not operate in a flammable and explosive atmosphere Keep product surfaces clean and dry The disturbance test of all models complies with Class A standards based on EN61326 1997 A1 A2 A3 but do not meet Class B standards Measurement Category The SATO series oscilloscope is intended to be ...

Страница 20: ...easurement Category Under IEC Category I mounting conditions the input terminal can be connected to the circuit terminal with a maximum line voltage of 300Vrms To avoid the risk of electric shock the input terminal should not be connected to the circuit with a line voltage greater than 300Vrms Instantaneous overvoltage is present in circuits that are isolated from the mains supply The SATO series ...

Страница 21: ...f life Caution Caution statements indicate conditions or practices that could result in damage to this product or other property Terms on the product These terms may appear on the product Danger indicates an injury hazard immediately accessible as you read the marking Warning indicates an injury hazard not immediately accessible as you read the marking Caution indicates a hazard to this product or...

Страница 22: ...l Please read the following safety precautions to avoid personal injury and prevent damage to this product or any products connected to it To avoid possible hazards this product can only be used within the specified scope Warning If the instrument input port is connected to a circuit with the peak voltage higher than 42V or the power exceeding 4800VA to avoid electric shock or fire ...

Страница 23: ...nt or the equivalent product indicated in the schedule Before use inspect voltage probes test leads and accessories for mechanical damage and replace when damaged Remove voltage probes and accessories not in use Plug the battery charger into the AC outlet before connecting it to the instrument ...

Страница 24: ...ted calibration requirements of the SATO series oscilloscope Inspect package contents Mouse operation Use bracket Connect probe to the oscilloscope Side panel rear panel Use automatic Front panel Use factory settings Power on off the oscilloscope Use auto calibration Understand the oscilloscope display interface Passive probe compensation Introduction to basic operations of oscilloscope Modify the...

Страница 25: ...es test 2 Inspect the accessories A detailed description is given in Annex B of this manual You can refer it to check if the accessories are complete If the accessories are missing or damaged please contact Micsig s agent or local office 3 Inspect the instrument If any damage to oscilloscope is found by the appearance inspection or it fails to pass the performance test please contact Micsig s agen...

Страница 26: ...ket Put the front panel of the oscilloscope flatly on the table Use your two index fingers to hold the underside of the bracket and open the bracket by slightly upwards force as shown in Figure 2 1 Figure 2 1 Open Bracket ...

Страница 27: ...scope 11 2 3 Side Panel Figure 2 2 Side Panel There are various interfaces on the side of the oscilloscope from left to right Power on button Grounding Probe compensation signal output USB Host HDMI USB Device Power off lock and Power port ...

Страница 28: ...Rear Panel a Ch1 Ch4 are signal measurement channels b Aux out is an auxiliary channel which is mainly used to measure the waveform refresh rate of the oscilloscope and cascade the current oscilloscope signal to other oscilloscopes ...

Страница 29: ...ope 13 2 5 Top Panel Figure 2 4 Top Panel of Tablet Oscilloscope On top of the oscilloscope is the Micsig UPI universal probe interface which is designed to power active probes and automatically communicate scale factors on the scope display ...

Страница 30: ...14 2 6 Front Panel Figure 2 5 Front Panel of Tablet Oscilloscope ...

Страница 31: ...be pressed on the adapter cable Check the Power off lock on the side of oscilloscope and press the power button to start the instrument Power on Press the power button to start the instrument while ensuring it is connected to a power supply Power off Press the power button go to power off interface and click to turn off the instrument Long press the power button for forced power off of the instrum...

Страница 32: ...s a brief introduction and description of the SATO series oscilloscope user s interface After reading this section you can be familiar with the oscilloscope display interface content within the shortest possible time The specific settings and adjustments will be detailed in subsequent chapters and sections The following items may appear on the screen at a given time but not all items are visible T...

Страница 33: ...Chapter 2 Quick Start Guide of Oscilloscope 17 Figure 2 6 Oscilloscope Interface Display ...

Страница 34: ...a in indicates the position of waveform displayed on the screen throughout the memory depth 6 Delay time the time at which the center line of the waveform display area is relative to the trigger point 7 Center line of waveform display area 8 Memory depth indicatrix 9 Current trigger type indication 10 Current trigger source trigger level ...

Страница 35: ...m the desired channel and swipe right to close Display the vertical sensitivity of channels Display couple method 13 Trigger level adjustment press on the button to modify the trigger level through upward and downward movements 14 Display areas of USB PC connection USB connection battery level time etc 15 Trigger Mode A auto N Normal 16 Automotive diagnostic software presets 17 Current channel sel...

Страница 36: ...adjustment button Tap the button to finely adjust the last operation including waveform position trigger level position trigger point and cursor position 21 The vertical position value of the channel indicator 22 Channel indicator can indicate the zero level position of the open channel 23 Trigger quick start menu indicator swipe left to open trigger quick start menu 24 Phase rulers help to measur...

Страница 37: ...ag Tap Tap button on the touch screen to activate the corresponding menu and function Tap any blank space on the screen to exit the menu Swipe Single finger swipe to open close menus including main menu shortcut menu button and other channel menu operations For example the main menu is opened as shown in Figure 2 7 The closing method is the opposite of the opening method ...

Страница 38: ...22 Figure 2 7 Slide out of Main Menu Tap the options in the main menu to enter the corresponding submenu ...

Страница 39: ...rm and 5 3 Adjust Vertical Position for details 2 10 Mouse Operation Connect the mouse to the USB Host interface then operate the oscilloscope with the mouse The left button right button and scroll wheel of the mouse have the same functions as the finger touch function Figure 2 8 is a schematic diagram of the mouse single click to select Run Stop function under the Menu option in the Short cut Men...

Страница 40: ...e to the Oscilloscope 1 Connect the probe to the oscilloscope channel BNC connector 2 Connect the retractable tip on the probe to the circuit point or measured equipment Be sure to connect the probe ground wire to the ground point of the circuit ...

Страница 41: ...cope in auto state the Auto Set button will light up Auto is divided into Auto Set and Auto Range It is defaulted as Auto Set Auto Set Single time auto and each time press Auto the screen displays Auto in the upper left corner The oscilloscope can automatically adjust the vertical scale horizontal scale and trigger setting according to the amplitude and frequency of signals adjust the waveform to ...

Страница 42: ...l The threshold level can be settable Source can be automatically triggered and the triggered source channel can be automatically set to select priority to the current signal or to the maximum signal Open the main menu Tap Auto to open the auto set menu including channel open close setting threshold voltage setting and trigger source setting Figure 2 9 Open Auto Set ...

Страница 43: ... inverted off the bandwidth limit sets to full bandwidth it sets as DC coupling mode the sampling mode is normal the trigger type is set to edge trigger and the trigger mode is automatic Note The application of Auto Set requires that the frequency of measured signal is no less than 20Hz the duty ratio is greater than 1 and the amplitude is at least 2mVpp If these parameter ranges are exceeded Auto...

Страница 44: ...ange function is turned on the oscilloscope will automatically set various parameters including vertical scale horizontal time base trigger level etc When the signal is connected these parameters will automatically change and the signal does not need to be operated again after the change The oscilloscope will automatically recognize and make the appropriate changes Auto range Turn the auto range f...

Страница 45: ...s 1 It can analyze signals subject to dynamic changes 2 It can quickly view several continuous signals without adjusting the oscilloscope This function is very useful if you need to use two probes at the same time or if you can only use the probe with one hand because the other hand is full 3 Control the automatic adjustment setting of the oscilloscope ...

Страница 46: ...s OK and load the factory settings The dialog box for loading factory settings is shown in Figure 2 12 Figure 2 12 Load Factory Settings 2 14 Use Auto calibration Open the main menu tap Userset to enter the user setting page Tap Self Adjust to enter the auto calibration mode When the auto calibration function is active the upper left corner of the screen displays Calibrating in red ...

Страница 47: ... temperature changes above 10 we recommended users perform the auto calibration 2 15 Passive Probe Compensation Before connecting to any channels users should make a probe compensation to ensure the probe match the input channel The probe without compensation will lead to larger measurement errors or mistakes Probe compensation can optimize the signal path and make measurement more accurate If the...

Страница 48: ...H1 If a hook head is used make sure that it is in good connection with the probe 2 Connect the probe to the calibration output signal terminal and connect the probe ground to the ground terminal As shown in Figure 2 13 Figure 2 13 Probe Connection ...

Страница 49: ...nel if the channel is closed 4 Adjust the oscilloscope channel attenuation coefficient to match the probe attenuation ratio 5 Tap button or manually adjust the waveform vertical sensitivity and horizontal time base Observe the shape of the waveform see Figure 2 14 ...

Страница 50: ...tion If the waveform on the screen is shown as under compensation or over compensation please adjust the trimmer capacitor until the waveform shown on the screen as correct compensation The probe adjustment is shown in Figure 2 15 ...

Страница 51: ...k Start Guide of Oscilloscope 35 Figure 2 15 Probe Adjustment The safety ring on the probe provides a safe operating range Fingers should not exceed the safety ring when using the probe so as to avoid electric shock ...

Страница 52: ... to avoid probe electric shock while measuring high voltage Keep your fingers behind the probe safety ring to prevent electric shock When the probe is connected a voltage source do not touch metal parts of the probe head to prevent electric shock Before any measurement please correctly connect the probe ground end 2 16 Modify the Language To modify the display language please refer to 14 3 Setting...

Страница 53: ...tor supplies power to the electrical equipment and charges the battery when the generator is working normally When the power generated by the generator is less than the power consumed by the on board electrical equipment the battery participates in power supply to make up for its deficiency When the engine is working normally it is necessary to ensure sufficient charging time for the battery to en...

Страница 54: ...hly The SATO series car specific oscilloscope can test the charging circuit and the starting circuit to test whether the charging starting circuit of the car is working properly The specific operations are as follows Click the icon in the lower right corner of the oscilloscope to display the screen shown in Figure 3 1 Figure 3 1 Charging Start Circuits ...

Страница 55: ...gative electrode If you need to measure current please use a current clamp of 600A and above connect the BNC of the current clamp to channel 2 turn on the switch of the current clamp and clamp the current clamp to the output power line of the generator The alternator provides power to the vehicle There is little difference between different manufacturers The charging voltage is generally between 1...

Страница 56: ...C through multiple rectifier diodes The voltage can be measured by a multimeter However when the diodes are damaged the multimeter displays the correct readings and the waveform can be judged by an oscilloscope The specific operation is shown in Figure 3 2 Figure 3 2 12V Charging ...

Страница 57: ...g 24V charging is suitable for diesel vehicles The operation process is the same as that of 12V charging The reference voltage is 26 5V 30V It can be tested with an oscilloscope The specific operation is shown in Figure 3 3 Figure 3 3 24V Charging ...

Страница 58: ...d is clamped between the positive and negative electrodes of the battery the red wire is connected to the red clip Connect the positive pole and connect the black wire to the black clip to the negative pole Start the vehicle and start the test At this time the oscilloscope is coupled to AC and what is displayed is not the true voltage value It is based on the DC waveform and the difference relativ...

Страница 59: ...Chapter 3 Automotive Test 43 Figure 3 4 Charging Ripple ...

Страница 60: ...lectrode of the battery and the red connector is connected to the feedback of the generator to the engine ECM with a stinger Use a current clamp of 600A and above connect the BNC of the current clamp to channel 3 turn on the switch of the current clamp and clamp the current clamp to the output power line of the generator Start the vehicle and start the test Among them the control signal of ECM to ...

Страница 61: ...Chapter 3 Automotive Test 45 Use the SATO oscilloscope to test the Focus smart generator the specific operation is shown in Figure 3 5 Figure 3 5 Ford Focus Smart Generator ...

Страница 62: ... red wire connects to the red clamp to the positive pole and the black wire to the black clamp to the negative pole Use a current clamp above 600A connect the BNC of the current clamp to channel 2 turn on the switch of the current clamp and clamp the current clamp to the positive or negative power line of the battery You need to clamp the entire positive or negative line Stay pay attention to the ...

Страница 63: ...Chapter 3 Automotive Test 47 Figure 3 6 12V Start The following figure is the actual measurement diagram of the starting voltage and current of Mazda in a certain year ...

Страница 64: ...48 Figure 3 7 Starting voltage and current ...

Страница 65: ...O oscilloscope to test the starting process of the diesel vehicle the purpose is to test whether the performance of the battery is maintained in the normal range the operation process is the same as the 12V start The specific operation is shown in Figure 3 8 ...

Страница 66: ...50 Figure 3 8 24V Start ...

Страница 67: ...clamp of 600A or above and connect the BNC of the current clamp to channel 2 On turn on the switch of the current clamp and clamp the current clamp to the positive or negative power line of the battery You need to clamp the entire positive or negative line Pay attention to the positive and negative polarity positive current flows from the positive electrode of the battery to the negative electrode...

Страница 68: ...52 Figure 3 9 Cranking Current ...

Страница 69: ...ponding fuel injection volume according to the change of air flow to achieve the goal of the best combustion ratio Another example is a vehicle speed sensor Its function is to convert the vehicle speed into a voltage signal and send it to the trip computer The trip computer controls the shift timing to achieve upshift or downshift With the continuous development of cars in the direction of intelli...

Страница 70: ...log sensor has 2 signal terminals the signal is a sine wave and the frequency of the sine wave represents the speed Digital sensors generally have 3 terminals power signal and ground the signal line needs to be tested the signal is a square wave pulse and the square wave frequency represents the speed When testing use BNC to banana cable the BNC head is connected to the oscilloscope and the banana...

Страница 71: ...Chapter 3 Automotive Test 55 Figure 3 10 ABS Wheel Speed Sensor ...

Страница 72: ...signal one signal is from 0 3V 4 8V which rises as the accelerator pedal is depressed and the other is 4 8V 0 3V with Depress the accelerator pedal and descend The other is the same direction signal but the voltage is different one is 0 5V 2 5V the other is 1V 4 5V the voltage range is for reference only the voltage range may be slightly different for different models but the trend is the same Use...

Страница 73: ...Chapter 3 Automotive Test 57 Figure 3 11 Accelerator Pedal The following picture is the actual measurement diagram of the accelerator pedal sensor of a certain model ...

Страница 74: ...er Air flow meters generally have vane type hot wire type digital type etc among them vane type and hot wire type are both analog output and the output voltage is proportional to the air flow generally 0 5V 4 5V but the non ...

Страница 75: ... is used to represent the air flow A higher frequency means a higher air intake Use a BNC to banana cable and connect one end to channel 1 of the oscilloscope The black plug on the other end is grounded and the red connector is connected to the signal wire of the air flow sensor with a needle Start the vehicle quickly depress the accelerator pedal and release it to test you can view the waveform U...

Страница 76: ...60 Figure 3 12 Air flow meter ...

Страница 77: ...gh voltage can be 5V or 12V generally 3 wire power signal ground inductive sensor output is a sine wave signal or square wave signal generally 2 wire AC excitation The output of the type sensor is multiple sine waves there is a missing piece at the end of the camshaft so that the signal changes and the position of the No 1 cylinder is judged at the missing place generally 2 wire Use a BNC to banan...

Страница 78: ...62 Figure 3 13 Camshaft ...

Страница 79: ...Chapter 3 Automotive Test 63 The following figure is the actual measurement diagram of the camshaft position sensor Hall type of a certain model Figure 3 14 Camshaft position sensor Hall type ...

Страница 80: ...oltage can increase with the water temperature it can also decrease with the water temperature However there is a special sensor called the Vauxhaus sensor The output voltage of this sensor is 3 4V when the vehicle is cold As the vehicle starts the temperature rises and the voltage gradually decreases It is generally 1V during normal operation but as the vehicle temperature rises when the vehicle ...

Страница 81: ...e oscilloscope the other end is grounded with the black plug and the red connector is connected to the signal wire of the coolant sensor the ground wire of the coolant with a needle probe Use SATO oscilloscope to test the coolant temperature sensor the specific operation is shown in Figure 3 15 ...

Страница 82: ...66 Figure 3 15 Coolant Temperature ...

Страница 83: ...e missing teeth on the disk and the sine wave will be missing in the missing teeth this kind of sensor is generally 2 wire the Hall type output is usually a square wave Generally 3 wire power signal and ground Use a BNC to banana cable one end is connected to channel 1 of the oscilloscope the other end is grounded with the black plug and the red connector is connected to the signal line of the cam...

Страница 84: ...68 Figure 3 16 Crankshaft position sensor The figure below is the actual measurement of the crankshaft position sensor inductive of a certain model ...

Страница 85: ...istributor Distributor appears on models with high voltage cables and distribute the generated high voltages to spark plugs in sequence Distributors generally have Hall type and induction type Hall type is generally 3 wire voltage signal ...

Страница 86: ...d is connected to channel 1 of the oscilloscope and the other end is black The plug is grounded and the red connector is connected to the signal line of the distributor with a needle Use the SATO oscilloscope to test the distributor sensor divided into two types Hall effect and induction The specific operation is shown in Figure 3 17 ...

Страница 87: ...Chapter 3 Automotive Test 71 Figure 3 17 Distributor ...

Страница 88: ...oltage and the voltage increases with the angle of the accelerator pedal no load and full load will affect the voltage rise time Use a BNC to banana cable connect one end to channel 1 of the oscilloscope the other end of the black plug is grounded and the red connector uses a needle to connect the signal line of fuel pressure Use SATO oscilloscope to test the fuel pressure sensor the specific oper...

Страница 89: ...Chapter 3 Automotive Test 73 Figure 3 18 Fuel Pressure Sensor Test ...

Страница 90: ...ive torque to avoid damage to the sensor There may be several reasons for knocking the ignition angle is too advanced too much carbon deposits in the combustion chamber the engine temperature is too high the air fuel ratio is too lean the fuel is not clean enough and the fuel octane number is too low Use a BNC to banana cable connect one end to channel 1 of the oscilloscope the other end of the bl...

Страница 91: ...Chapter 3 Automotive Test 75 Figure 3 19 Knock Sensor test ...

Страница 92: ...76 The following picture is the actual measurement diagram of the knock sensor of a certain model ...

Страница 93: ...s normal The voltage is high when the mixture is thick and the voltage is low when the mixture is thin Use a BNC to banana cable one end is connected to channel 1 of the oscilloscope the other end is grounded with the black plug and the red connector is connected to the signal line pre oxygen of the oxygen sensor with a needle Use a BNC to banana cable connect one end to channel 2 of the oscillosc...

Страница 94: ...78 Use SATO oscilloscope to test the oxygen sensor the specific operation is shown in Figure 3 20 Figure 3 20 Lambda oxygen sensor test ...

Страница 95: ...Chapter 3 Automotive Test 79 The following picture is the actual measurement diagram of a certain model of oxygen sensor Figure 3 21 Lambda Oxygen Sensor diagram ...

Страница 96: ...ine when the throttle is closed or the engine is turned off the output voltage is 0 and the output is generally about 1V at idling speed it may be slightly higher or lower After quickly depressing the accelerator the throttle opens and the voltage rises rapidly Achieve above 4 5V For the analog signal of the diesel engine the voltage is between 1 5 2 0V at idling speed After stepping on the accele...

Страница 97: ...Chapter 3 Automotive Test 81 Figure 3 22 MAP intake pressure sensor ...

Страница 98: ...sine wave Use a BNC to banana cable connect one end to channel 1 of the oscilloscope the other end of the black plug is grounded and the red connector is connected to the signal line of the vehicle speed sensor with a needle Lift the vehicle as a whole or lift the driving wheels or connect the signal to a road test start the vehicle put in gear to rotate the wheels and observe the waveform The fre...

Страница 99: ...Chapter 3 Automotive Test 83 Figure 3 23 Vehicle speed sensor test ...

Страница 100: ...ack plug is grounded and the red connector uses a needle to connect the signal line of the throttle position sensor or the throttle switch signal 1 Use a BNC to banana cable connect one end to channel 2 of the oscilloscope the other end of the black plug is grounded and the red connector uses a needle to connect the signal line of the throttle position sensor or the throttle switch signal 2 if it ...

Страница 101: ...Chapter 3 Automotive Test 85 Figure 3 24 Throttle Position Sensor test The following figure is the actual measurement diagram of the throttle position sensor of a certain model ...

Страница 102: ...86 Figure 3 25 Throttle Position Sensor Diagram ...

Страница 103: ...n the fuel tank so as to prevent the oil and gas from being discharged into the air and causing pollution Use a BNC to banana cable one end is connected to channel 1 of the oscilloscope the other end of the black plug is grounded and the red connector is connected to the ground wire of the canister solenoid valve with a needle tip Use SATO oscilloscope to test the vehicle speed sensor the specific...

Страница 104: ...88 Figure 3 26 Carbon canister solenoid valve test ...

Страница 105: ...pter 3 Automotive Test 89 The following figure is the actual measurement of the Carbon canister solenoid valve of a Audi A6 model in a certain year Figure 3 27 Audi A6 Carbon canister solenoid valve signal ...

Страница 106: ...ent temperature is low or the engine temperature is relatively low when starting the vehicle the glow plug will be turned on first and after the preheating light goes out the vehicle can be started to make the engine idling Use a current clamp connect one end to channel 1 of the oscilloscope and clamp the other end to the power cord of the glow plug Pay attention to the direction of the current SA...

Страница 107: ...Chapter 3 Automotive Test 91 The specific operation is shown in Figure 3 28 below Figure 3 28 Disel Glow Plugs ...

Страница 108: ...o reduce the emission of nitrogen oxides in the exhaust gas and achieve the goal of environmental protection Use a BNC to banana cable one end is connected to channel 1 of the oscilloscope the other end is grounded with the black plug and the red connector is connected to the ground wire of the EGR solenoid valve with a needle Use SATO oscilloscope to test the EGR solenoid valve the specific opera...

Страница 109: ...Chapter 3 Automotive Test 93 Figure 3 29 EGR solenoid valve test ...

Страница 110: ...hange in each sector Use a current clamp connect one end to channel 1 of the oscilloscope and clamp the other end to the power line of the fuel pump Pay attention to the direction of the current You can also use the corresponding fuse replace it with a extension cord and clamp on the cord of the current clamp Use SATO oscilloscope to test the electronic fuel pump the specific operation is shown in...

Страница 111: ...Chapter 3 Automotive Test 95 Figure 3 30 Electronic fuel pump test ...

Страница 112: ...llable airflow to the air duct to adjust the engine idle speed For gasoline vehicles generally when the engine is cold started The engine speed will rise rapidly to about 1200 rpm When the engine reaches the normal operating temperature the idle speed will gradually decrease and finally stabilize at the preset value Use SATO oscilloscope to test the idle speed control valve the specific operation ...

Страница 113: ...Chapter 3 Automotive Test 97 Figure 3 31 Idle speed control valve test ...

Страница 114: ...Generally it is a 2 wire device the power supply voltage is 12V and the ECM controls the grounding Limited by cost some vehicles are equipped with single point fuel injectors The single point fuel injection pressure is low and the airflow from intake pipe can make a mist of fuel for better combustion Use SATO oscilloscope to test the fuel injector the specific operation is shown in Figure 3 32 ...

Страница 115: ...Chapter 3 Automotive Test 99 Figure 3 32 Injector Petrol Test ...

Страница 116: ...jection volume High pressure at high speed injection time is short volume is large There are mainly Bosch common rail injectors Delphi injectors CDi version 3 system injectors piezoelectric injectors Volkswagen Audi s PD system Volkswagen Audi s piezoelectric PD etc on the market Use SATO oscilloscope to test the fuel injector diesel engine the specific operation is shown in Figure 3 33 ...

Страница 117: ...Chapter 3 Automotive Test 101 Figure 3 33 injector diesel engine test ...

Страница 118: ... simply controls the amount of high pressure oil entering the oil return system thereby increasing or decreasing the fuel pressure of the common rail pipe Use a BNC to banana cable connect one end to channel 1 of the oscilloscope the other end of the black plug is grounded and the red connector is pierced into the end of the pressure regulator signal line with a needle probe Use SATO oscilloscope ...

Страница 119: ...Chapter 3 Automotive Test 103 Figure 3 34 Pressure Regulator test ...

Страница 120: ...re or lift pump into the high pressure fuel pump The more fuel enters the piston chamber of the high pressure fuel pump the higher the pressure which increases the pressure in the common rail fuel pipe on the contrary the lower the pressure Generally two wires signal power and ground Use SATO oscilloscope to test the flow control valve the specific operation is shown in Figure 3 35 ...

Страница 121: ...Chapter 3 Automotive Test 105 Figure 3 35 Quantity Flow control valve test ...

Страница 122: ...d The ECM controls the throttle servo motor according to the accelerator pedal signal to realize the throttle opening control which is then monitored by the throttle position sensor and transmits the signal back to the ECM to achieve closed loop control Use SATO oscilloscope to test the throttle servo motor the specific operation is shown in Figure 3 36 ...

Страница 123: ...Chapter 3 Automotive Test 107 Figure 3 36 Throttle servo motor test ...

Страница 124: ...lloscope ground the other end of the black plug and use a needle to pierce the red connector into the signal wire of the fan terminal use a current clamp connect one end to channel 2 of the oscilloscope and clamp the other end to it Pay attention to the direction of the current on the fan s power cord If you need to test the current connect a current clamp Use SATO oscilloscope to test the cooling...

Страница 125: ...Chapter 3 Automotive Test 109 Figure 3 37 Variable speed Cooling fan test ...

Страница 126: ...110 The following picture is the actual measurement diagram of the cooling fan of a certain model Figure 3 38 Cooling fan measurement diagram ...

Страница 127: ...ieve the best combustion efficiency and improve fuel economy Use a BNC to banana cable connect one end to channel 1 of the oscilloscope the other end of the black plug is grounded and the red connector is pierced into the variable valve timing signal line with a needle tip Use the SATO oscilloscope to test the variable valve timing divided into single and double timing the specific operation is sh...

Страница 128: ...112 Figure 3 39 Variable valve timing test The following picture is the actual measurement diagram of the Variable valve timing of a certain model ...

Страница 129: ...Chapter 3 Automotive Test 113 ...

Страница 130: ...e traditional ignition systems and electronic ignition systems Currently most car models already use electronic ignition systems The primary circuit has developed from the basic contact type and capacitive type to the system with no distributor and one coil per cylinder that is commonly used today Use a P100 probe connect one end to channel 1 of the oscilloscope and connect the other end to the gr...

Страница 131: ...tion of the current if you need to test the current connect a current clamp Use the SATO oscilloscope to test the primary ignition coil the voltage current voltage current signal can be tested separately to help users troubleshoot possible faults the specific operation is shown in Figure 3 40 ...

Страница 132: ...116 Figure 3 40 Primary ignition The figure below is the actual measurement of the primary ignition of a certain model ...

Страница 133: ...Chapter 3 Automotive Test 117 Figure 3 41 Primary ignition actual test ...

Страница 134: ...es distributor ignition system distributorless ignition system invalid spark COP independent ignition multi COP integrated unit ignition Use the SATO oscilloscope to test the secondary ignition coil must use the secondary ignition probe the voltage KV coil output voltage and voltage mv can be tested separately to help users troubleshoot possible faults The specific operations are as follows Figure...

Страница 135: ...Chapter 3 Automotive Test 119 Figure 3 42 Secondary ignition test ...

Страница 136: ...oked to the metal needle use a suitable secondary ignition probe to connect one end to channel 2 of the oscilloscope and test the other end according to different engine ignition types Use SATO oscilloscope to simultaneously test the three indicators of the secondary ignition coil Synchronize voltage test of the primary and the secondary coil Primary coil voltage and current and the voltage of the...

Страница 137: ...Chapter 3 Automotive Test 121 Figure 3 43 Primary Scondary ignition test ...

Страница 138: ...122 The following figure is the actual measurement of the primary and secondary ignition of the BMW 5 Series N20 engine Figure 3 44 BMW 5 Series N20 Primary Secondary ignition signal ...

Страница 139: ...g the traditional multi wire harness cable significantly reducing weight and increasing reliability The CAN bus has 2 wires CAN high and CAN low and the signals are in a differential relationship The CAN bus is divided into idle and transmission states When idle CAN high and CAN low are both 2 5V When transmitting signals the high level of CAN high is 3 5V and the low level is 2 5V the high level ...

Страница 140: ... is grounded and the red connector is pierced into the CAN low wire of the plug with a needle tip The specific CAN high and CAN low can be found in the technical manual of the vehicle Use SATO oscilloscope to test the CAN bus the specific operation is shown in Figure 3 45 Figure 3 45 CAN BUS Test ...

Страница 141: ...Chapter 3 Automotive Test 125 The figure below is the actual measurement of the CAN bus of a certain model ...

Страница 142: ...eed devices on vehicles such as wipers windows mirrors air conditioners electronic seats etc LIN is single wired has high level and low level when transmitting data the high level is 12V and the low level is 0V The LIN bus generally has a sync header followed by data If there is only a signal from the sync header it means that the device has not responded Use the SATO oscilloscope to test the LIN ...

Страница 143: ...Chapter 3 Automotive Test 127 Figure 3 46 Lin bus test ...

Страница 144: ...128 The following picture is the actual measurement of Audi A6 LIN bus in a certain year Figure 3 47 Audi A6 LIN bus measurement ...

Страница 145: ...wo wires is 2 5V when transmitting data both wires will have a voltage of 1V up and down and the voltages on the two wires are opposite Use the P100 probe one end is connected to channel 1 of the oscilloscope and the other end is grounded with the black clip Use a piercing needle to pierce the easy to test Flexray bus positive plug and hook the probe to the metal needle of the puncture needle Use ...

Страница 146: ...ecific Flexray bus measurement location can be found in the vehicle s technical manual Use the SATO oscilloscope to test the FlexRay bus the specific operation is shown in Figure 3 48 Figure 3 48 FlexRay bus test ...

Страница 147: ...tworks For example the CAN Bus network does not have a central or master ECM all ECMs are equal because they can send and receive information along the network The K line has only one line and the information is transmitted in binary format and the pulse voltage signal is transmitted Divided into 0 and 1 0 is high level 12V or above 1 is low level voltage is 0V Use the SATO oscilloscope to test th...

Страница 148: ...132 Figure 3 49 K line test ...

Страница 149: ...olve such complex problems 3 6 1 Crankshaft Camshaft Use a BNC to banana cable one end is connected to channel 1 of the oscilloscope the other end is grounded with a black plug and the red connector is pierced into the signal line of the crankshaft sensor with a needle use a BNC to banana cable one end is connected to channel 2 of the oscilloscope and the other black end is grounded the red connec...

Страница 150: ...134 Figure 3 50 Crankshaft Camshaft Combination Test ...

Страница 151: ...ne end is connected to channel 1 of the oscilloscope and the other end is grounded with a black clip Use a needle to pierce the signal line at the end of the injector plug and hook the probe to the metal needle of the needle Use a P100 probe connect one end to channel 2 of the oscilloscope and the black clip on the other end to ground Use a needle to pierce the ground wire of the primary coil and ...

Страница 152: ...136 Figure 3 51 Crankshaft Primary ignition test ...

Страница 153: ...nd the other end is grounded with a black clip Use a needle to pierce the signal line at the end of the injector plug and hook the probe to the metal needle of the needle Use the P100 probe one end is connected to channel 2 of the oscilloscope and the other end is grounded with the black clip Use a puncture needle to pierce the ground wire of the primary coil and hook the probe to the metal needle...

Страница 154: ...138 Figure 3 52 Primary ignition Injector voltage ...

Страница 155: ... signal line of the camshaft sensor with a needle Use a P100 probe one end is connected to channel 3 of the oscilloscope and the other end is grounded with a black clip Use a needle to pierce the signal line at the end of the injector plug and hook the probe to the metal needle of the needle Use a suitable secondary ignition probe connect one end to channel 4 of the oscilloscope and connect the ot...

Страница 156: ...140 Figure 3 53 Combination test of Crankshaft Camshaft Injector Secondary ignition ...

Страница 157: ... with buttons The button areas can be used to either operate oscilloscope without touch screen or used with the touch screen You are recommended to read this chapter carefully to understand the operation of buttons of the SATO series oscilloscope Function buttons Multi function area Cursor Vertical system Horizontal system Trigger system Home page screen lock ...

Страница 158: ...142 Figure 4 1 Button Areas ...

Страница 159: ...and trigger settings Adjust to the waveform to the best display state For details please refer to 2 11 Use Auto in Chapter 2 Run Stop and Single SEQ Press to quickly freeze and capture the current signal waveform and click again the waveform continues to run Press for single acquisition The oscilloscope displays the waveform acquired in a single acquisition In the roll mode and large time base mod...

Страница 160: ...accessed by simply clicking on the menu options in the pull up menu 4 2 Menu Navigation Switch Menu opening and closing Press to open or close the bottom menu Press top to open or close the main menu Menu switching After opening the menu use the menu navigation switch to shuttle through the menu This navigation switch is an intuitive way to add 5 button s worth of interfacing with a single compone...

Страница 161: ...nter the next menu Press to return to the previous menu 4 3 Cursor Cursor on and off Press button to turn on the horizontal cursor press button to turn on the vertical cursor Cursor linkage Press the to enter the cursor linkage Cursor movement Left right switch to adjust the X1 or X2 cursor up down switch to adjust the Y1 or Y2 cursor ...

Страница 162: ...ment area Left right position navigation switch to move the waveform horizontal position of all analog channels Press the position navigation switch to move the trigger position of all analog channels current to the center of the horizontal direction Press to open or close Zoom When Zoom is open button will be on Left right position navigation switch to move the horizontal position of the Zoom win...

Страница 163: ...s open button will be on Adjust the vertical sensitivity Up down scale navigation switch to adjust the vertical sensitivity of the current channel so that the waveform is displayed on the screen at an appropriate size Adjust the vertical position Up down position navigation switch to adjust the vertical position of the current channel Press the position navigation switch to move the current channe...

Страница 164: ...pen S1 channel menu long press the buttons again to close the S2 channel Note The vertical system function can also be realized by simply selecting the 50 button from the menu option in the pull up menu 4 6 Trigger System Adjust the trigger level Up down trigger navigation switch to adjust the current trigger level Trigger source switching Left right trigger navigation switch to switch the trigger...

Страница 165: ...ft right menu navigation switch for coarse adjustment up down menu navigation switch for fine adjustment Figure 4 2 Trigger hold off time Bus threshold level adjustment and switching After opening the serial bus channel long press trigger navigation switch to switch between bus threshold level and trigger level For details please refer to Chapter 6 Trigger System ...

Страница 166: ...mepage For details please refer to Chapter 13 Homepage Functions Screen lock Press make touch screen function of the oscilloscope fails and the button light is on Note The Home button function can also be accessed by simply clicking on the menu option in the pull up menu ...

Страница 167: ...ontal system of the oscilloscope You are recommended to read this chapter carefully to understand the set functions and operation of the horizontal system of the SATO series oscilloscope Move the waveform horizontally Adjust the horizontal time base time div Pan and zoom single or stopped acquisitions Roll XY Zoom mode ...

Страница 168: ...152 Figure 5 1 Horizontal system ...

Страница 169: ...m display area to swipe left and right for the coarse adjustment of the waveform position horizontally of all analog channels after moving the waveform tap the fine adjustment button in the lower left corner of the screen for fine adjustment Figure 5 2 Move the Waveform Horizontally on the Screen ...

Страница 170: ...rizontal time base of all analog channels current channels Tap button to increase the horizontal time base tap button to zoom out the horizontal time base see Figure 5 3 Adjust the Horizontal Time Base The horizontal time base is stepped in 1 2 5 while the waveform changes as the time base changes ...

Страница 171: ...e Horizontal Time Base Method 2 Time Base Knob Tap to open the time base list see Figure 5 4 Horizontal Time Base List then tap the list to select the appropriate time base The time base with the blue filled background is the currently selected time base ...

Страница 172: ...oom Single or Stopped Acquisitions After the oscilloscope is stopped the stopped display screen may contain several acquired data with useful information but only the data in the last acquisition can be horizontally moved and zoomed The data of the single ...

Страница 173: ... For details refer to 5 1 Move the Waveform Horizontally and 5 2 Adjust the Horizontal Time Base time div 5 4 Roll XY In the main menu tap the soft key then select the desired time base mode The time base mode is divided into YT ROLL and XY Figure 5 5 Display Mode YT Normal View Mode of Oscilloscope ...

Страница 174: ...ly related to the time base and can be roughly calculated as the number of divisions on the left side of the trigger position time base level position if you want to reduce the waiting time move the trigger position to the left The case that trigger position is moved out of the waveform screen is not considered here ROLL ROLL Mode In ROLL mode the waveform rolls from right to left to refresh the d...

Страница 175: ...ess to stop waveform display press again to clear waveform display and restart acquisition press to execute single sequence it will stop automatically after completing a full screen acquisition ROLL mode is generally used to observe waveforms with frequencies below 5 Hz ...

Страница 176: ...d under a large time base needs to be viewed turn off the ROLL mode Roll mode on and off In the main menu tap the soft key In the Common option you can turn the roll mode on and off refer to Figure 5 7 When the roll mode is on and the time base is within 200ms 1ks the oscilloscope automatically enters the roll mode Figure 5 7 Roll Mode On Off ...

Страница 177: ...s displayed on the vertical axis see Figure 5 8 XY Mode You can use XY mode to compare the frequency and phase relationship of two signals XY mode can be used for sensors to display stress displacement flow pressure voltage frequency or voltage current for example plotting a diode curve You can also use the cursor to measure the waveform in XY mode ...

Страница 178: ...162 Figure 5 8 XY Mode XY Mode Example This exercise shows the usual practice of XY display mode by measuring the phase difference between two signals of the same frequency using the Lissajous method ...

Страница 179: ...to set button tap Display in the main menu then select XY in Time Base 3 Drag signals so that they are centered on the display screen Adjust the vertical sensitivity of CH1 and CH2 and extend signals for viewing The phase difference θ can be calculated using the following formula assuming that the amplitudes of the two channels are the same sinθ A B or C D ...

Страница 180: ...ton to open the horizontal cursor 5 Set the cursor y2 at the top of the signal and the cursor y1 at the bottom of the signal Record the Δy value in the upper right corner of the screen 6 Move y1 and y2 cursors to the intersection point of the signal and the y axis Record the Δy value again ...

Страница 181: ...Chapter 5 Horizontal System 165 Figure 5 10 Phase Difference Measurement and Using the Cursor 7 The following formula is used to calculate the phase difference ...

Страница 182: ...m Mode Zoom is a horizontally expanded version of the normal display Open the zoom function the display is divided into two parts see Figure 5 11 Zoom Interface The upper part of the display screen shows the normal display window view and the lower part shows the zoomed display window ...

Страница 183: ...indow view is the enlarged portion of the normal display window You can use Zoom to view a portion of the normal window that is horizontally expanded to learn more about signal analysis Zoom on off Open the pull up menu and tap button to turn the zoom function on off ...

Страница 184: ...ndow horizontally to adjust the waveform position The box in the main window moves oppositely against the waveform or directly drag the box in the normal window to quickly locate the waveform to be viewed Note 1 The minimum time base is displayed in the normal window when the waveform in the screen is exactly within the memory depth If the current time base is smaller than the minimum time base in...

Страница 185: ...2 The cursor math waveform and reference waveform are not displayed in the normal window but can be displayed in the Zoom window 3 If Roll mode is stopped Zoom mode can be turned on and tap Run Stop to automatically turn off Zoom mode ...

Страница 186: ...carefully to understand the set functions and operation of the vertical system of the SATO series oscilloscope Open close channel set the current channel Set probe type Adjust vertical sensitivity Set probe attenuation coefficient Adjust vertical position Vertical expansion reference Open channel menu Set channel coupling Set bandwidth limit Waveform inversion ...

Страница 187: ...hows the CH1 Channel Menu displayed after opening the CH1 channel menu Figure 6 1 Channel Menu Display Interface The ground level of each displayed analog channel signal is indicated by the channel indicator icon on the far left of the display screen ...

Страница 188: ...el The channel icons in open state will shows like Swipe right to close the desired channel Current channel The oscilloscope can display multiple waveforms at the same time but only one waveform is preferentially displayed on the uppermost layer and the channel that is preferentially displayed on the uppermost layer is called the current channel The channel indicator for the current channel is sol...

Страница 189: ...rrent Channel and Non Current Channel The display content of the oscilloscope channel display interface includes the vertical scale vertical scale sensitivity button coupling mode invert bandwidth limitation of the channel as shown in Figure 6 3 ...

Страница 190: ... When CH1 is on but the state is not the current channel tap CH1 waveform or vertical sensitivity or channel indicator or vertical sensitivity button or current channel selection button to set CH1 as the current channel as shown in Figure 6 4 ...

Страница 191: ...Chapter 6 Vertical System 175 Figure 6 4 Channel Open Close and Switching ...

Страница 192: ...Button Tap the current channel icon at the bottom of the screen to pop up the current channel switching menu and press the button to light it up as shown in Figure 6 5 Tap the button in the menu to switch the current channel When this function is opened ...

Страница 193: ...e current channel switching menu is automatically opened 6 2 Adjust Vertical Sensitivity Tap the vertical sensitivity or buttons on the right side of the channel icon to adjust the vertical display of the waveform corresponding to the channel so that the waveform is displayed on the screen at an appropriate size The vertical sensitivity scale V div after each adjustment is displayed on the channel...

Страница 194: ... Position The method of adjusting vertical position is as follows 1 Coarse adjustment In the waveform display area hold the waveform and put one finger to slide up and down for changing the vertical position of the waveform 2 Fine adjustment Click the fine adjustment button in the lower left corner of the screen to fine adjust the vertical position of the waveform for the current channel 6 4 Open ...

Страница 195: ...m 179 The channel menu is shown in Figure 6 6 Channel waveform inversion channel bandwidth limit probe type probe attenuation factor channel coupling mode channel on off can be set in the vertical menu Figure 6 6 Channel menu ...

Страница 196: ... can be used to view waveforms as low as 0 Hz without large DC offset AC AC coupling Measured DC signal is blocked and only the AC component can be allowed to pass and used to view waveforms with large DC offsets The oscilloscope is connected to the square wave signal with a frequency of 1KHz an amplitude of 2V and an offset of 1V The waveforms of the channel couplings of DC AC are shown in Figure...

Страница 197: ...AC Coupling Note This setting is only valid for the current channel To switch from the current channel just tap the channel icon channel indicator icon or horizontal position pointed by the channel indicator icon for direct switching You do not need to exit the menu ...

Страница 198: ...h Allows signals of all frequencies to pass Low pass Only signals below the currently set frequency upper limit are allowed to pass with the settings same as High Pass Low pass filtering can be set within the frequency range of 30kHz 100MHz The difference in bandwidth limitation can be visualized by the waveform The full bandwidth is shown in Figure 6 9 the low pass is shown in Figure 6 10 ...

Страница 199: ...e 6 10 Low Pass 6 4 3 Waveform Inversion After selecting Invert the voltage value of the displayed waveform is inverted Inversion affects the way the channel is displayed When using a basic trigger you need to adjust the trigger level to keep the waveform stable ...

Страница 200: ...ersion Figure 6 12 After Inversion 6 4 4 Set Probe Type Probe types are divided into voltage probe and current probe Probe type adjustment steps Open the channel menu find the Probe Type checkbox in the channel menu then select ...

Страница 201: ...enuation ratio In order to match the actual probe attenuation ratio it is necessary to adjust the channel attenuation factor correspondingly under the channel menu When probe attenuation ratio is changed the corresponding attenuation ratio must be set on the channel menu to ensure the correctness of the waveform amplitude and measurement result displayed by the oscilloscope Probe attenuation ratio...

Страница 202: ...e attenuation ratio Menu attenuation ratio 1 1 1x 500 1 500x 10 1 10x 1000 1 1kx 20 1 20x 2000 1 2kx 50 1 50x 5000 1 5kx 100 1 100x 10000 1 10kx 200 1 200x Table 6 1 Probe Attenuation Ratio Correspondence Table ...

Страница 203: ...cilloscope You are recommended to read this chapter carefully to understand the set functions and operation of the trigger system of the SATO series oscilloscope Trigger and trigger adjustment Slope trigger Edge trigger Time out trigger Pulse width trigger Video trigger Logic trigger Serial bus trigger Nth edge trigger Runt trigger ...

Страница 204: ...form only when it meets a preset condition first This action of capturing the waveform according to the condition is Trigger The so called capture waveform is that the oscilloscope grabs a signal and displays it If it is not triggered there is no waveform display What can Trigger be used for ...

Страница 205: ...Chapter 7 Trigger System 189 1 The oscilloscope can stably display a periodic signal Figure 7 1 Stably Displayed Periodic Signal Figure 7 2 Non Stably Displayed Periodic Signal ...

Страница 206: ...190 2 Grab the segment you want to observe from a fast and complex signal Figure 7 3 Abnormal Signal in Periodic Signals Figure 7 4 Abnormal Signal Captured by Setting Trigger Level ...

Страница 207: ...s a signal segment for display regardless of whether the condition is met or not Automatic forced trigger is set in the menu In the trigger settings there is usually a trigger mode option which can be set as Normal or Auto Normal trigger means trigger after meeting the set condition Automatic trigger is a kind of forced trigger The oscilloscope will be force triggered if it does not trigger for a ...

Страница 208: ...uto mode which can ensure that the oscilloscope can also display the waveform when other trigger settings are not correct Although the waveform is not necessarily stable it can provide the intuitive judgment for our further adjustment of the oscilloscope The signal in Figure 2 9 is the result of forced trigger in Auto mode ...

Страница 209: ...t the acquisition memory can be divided into pre trigger and post trigger buffers The position of the trigger event in the acquisition memory is defined by the time reference point and trigger position horizontal delay settings Figure 7 6 Conceptual Demonstration of Acquisition Memory All events displayed to the left of the trigger point occur before trigger These events are called pre trigger mes...

Страница 210: ...lay Fingers swipe left and right in the waveform display area the trigger point will move horizontally the horizontal delay time changes and the delay time is displayed at the top center of the screen that is the distance between the trigger point and the center line of the waveform display area is displayed Figure 7 7 Horizontal Delay Horizontal Delay Trigger Center Position ...

Страница 211: ...ay area and the delay time is zero Trigger level Trigger level is the signal voltage corresponding to the set trigger point When the trigger level is changed a horizontal line will appear temporarily on the screen to tell you the level position the specific value of the trigger level is displayed in the upper right corner of the screen then the horizontal line disappears the trigger level is indic...

Страница 212: ...196 Figure 7 8 Trigger Level Adjust trigger level The trigger level can be coarsely adjusted and finely adjusted Coarse adjustment Slide up and down in the trigger level adjustment area ...

Страница 213: ...t button in the lower left corner of the screen for fine adjustment of the trigger level Trigger setting shortcut Left swipe from trigger level slide bar to open trigger setting shortcut which includes trigger source trigger mode etc Figure 7 9 Trigger setting shortcut ...

Страница 214: ...gger complex waveforms The trigger hold off time ranges from 200ns 10s The hold off may be used to trigger on repetitive waveforms with multiple edges or other events between waveform repetitions If the shortest time between triggers is known the hold off may also be used to trigger on the first edge For example to obtain stable trigger on the repetitive pulse trigger shown below set the hold off ...

Страница 215: ...time is displayed on the upper left the fine adjustment time scale is displayed on the upper right and the coarse time scale is displayed below as shown in Figure 7 11 Figure 7 11 Trigger Hold Off Time Set Interface 2 When adjusting the time drag or tap the coarse adjustment scale for coarse adjustment and then drag the fine adjustment scale for fine adjustment of the hold off time Trigger hold of...

Страница 216: ...top then horizontally move and zoom the data to find the position where the waveform is repeated Use the cursor to measure this time and then set the hold off time Use SEQ button for single acquisition Usually when performing a single acquisition you must initiate some operations on the measured equipment and the oscilloscope is not desired to trigger automatically before these operations The trig...

Страница 217: ...can be set to change the vertical position of the trigger point on the trigger edge namely the intersection point of the trigger level line and the signal edge The stable waveform can be obtained by correctly setting the edge trigger coupling mode Edge trigger menu is shown in the table below Trigger Option Setting Description Trigger Source CH1 Set CH1 as trigger signal source CH2 Set CH2 as trig...

Страница 218: ...gger signals HF rejection Suppress signals above 50KHz in trigger signals LF rejection Suppresses signals below 50KHz in trigger signals Noise rejection Low sensitivity DC coupling to suppress high frequency noise in trigger signals Set CH1 rising edge trigger and coupling as DC with operation steps as follows 1 Tap Trigger on the main menu to open the trigger menu select edge trigger in the trigg...

Страница 219: ...Adjust the trigger level to ensure that the waveform can be triggered stably for example the trigger level is set to 1V Trigger coupling description When the edge trigger setup menu is opened the trigger coupling option is displayed below the menu Trigger coupling includes DC AC HFRei LFRej NoiseRej see Figure 7 13 ...

Страница 220: ...ing AC coupling 3 HFRej High Frequency Rejection Coupling removes high frequency components from the trigger waveform using high frequency rejection to remove high frequency noises or noises from fast system clocks from trigger paths such as AM or FM radio stations 4 LFRej Low Frequency Rejection Coupling removes any unnecessary low frequency components from the trigger waveform for example power ...

Страница 221: ...d But it also reduces the trigger sensitivity so triggering the oscilloscope requires a slightly larger signal Note Trigger coupling is independent of channel coupling 7 3 Pulse Width Trigger The trigger happens when the trigger signal pulse width 8ns 10s the trigger type indication icon at the top of the screen is reaches the set condition and the signal voltage reaches the set trigger level Puls...

Страница 222: ...pulse width of signals Trigger Condition T Trigger when the signal pulse width is smaller than pulse width T T Trigger when the signal pulse width is greater than pulse width T T Trigger when the signal pulse width is equal to pulse width T T Trigger when the signal pulse width is not equal to pulse width T Trigger Pulse Width 8ns 10s Set the trigger pulse width Notes Conditions of greater than sm...

Страница 223: ...ger on the main menu to open the trigger menu select the pulse width trigger in the trigger type and set the pulse width trigger as follows as shown in Figure 7 14 Trigger source CH1 Trigger pulse polarity positive Trigger level 1V Trigger condition and pulse width time greater than the adjustment time is 180us ...

Страница 224: ...rigger setting description 1 Pulse polarity selection The selected pulse polarity icon is displayed in the upper right corner of the display screen The positive pulse is higher than current trigger level CH1 positive pulse indication icon and the negative pulse is ...

Страница 225: ...ve polarity pulse if the restrictions are true the trigger will happen on the high to low transition of the pulse when triggered on negative polarity pulse if the restrictions are true the trigger will happen on the low to high transition Figure 7 15 Negative Pulse Level Flip Figure 7 15 Negative Polarity Pulse Level Flip ...

Страница 226: ...se if it is set as T 80ns the trigger will happen stably only when the pulse width is smaller than 80ns Figure 7 16 Trigger Time T 80ns Figure 7 16 Trigger Time T 80ns Greater than the time value For example for positive pulse if it is set as T 80ns the trigger will happen stably only when the pulse width is greater than 80ns Figure 7 17 Trigger Time T 80ns Trigger ...

Страница 227: ...s Equal to the time value For example for positive pulse if it is set as T 80ns the trigger will happen stably only when the pulse width is equal to 80ns Figure 7 18 Trigger Time T 80ns Figure 7 18 Trigger Time T 80ns Not equal to the time value Trigger Trigger ...

Страница 228: ...r Time T 80ns Figure 7 19 Trigger Time T 80ns The trigger pulse width time can be set as 8ns 10s Tap the pulse width time setting box to pop up the time adjustment interface as shown in Figure 7 20 and adjust the pulse width time Adjust the pulse width time by adjusting or dragging the time scale Figure 7 20 Pulse Width Time Adjustment Interface Trigger ...

Страница 229: ...R and the signal voltage reaches the set trigger level and the trigger logic width 8ns 10s Logic trigger menu descriptions are shown in the table below Trigger Option Setting Description Trigger Source CH1 High Set CH1 as high Low Set CH1 as low None Set CH1 as none CH2 High Set CH2 as high Low Set CH2 as low None Set CH2 as none CH3 High Set CH3 as high ...

Страница 230: ...ect the logic of trigger source as OR NAND Select the logic of trigger source as NAND NOR Select the logic of trigger source as NOR Trigger Condition Change to true value Trigger when the logic changes to true value Change to false value Trigger when the logic changes to false value T If logic status for hold time as T then trigger Logic Time 8ns 10ns Set trigger logic time ...

Страница 231: ...channels 1 Tap Trigger on the main menu to open the trigger menu select logic trigger in the trigger type and set the logic trigger as follows as shown in Figure 7 21 Logic levels CH1 CH3 High CH2 CH4 Low without reference to the channel of logic operation the level selection is None to avoid interference to the logic operation Logic gate AND Condition Logic time 400ns ...

Страница 232: ...iption Logic level setting After trigger source select High Low and None for the channel The corresponding trigger level value is displayed in the upper right corner of the display screen High means a value higher than the current trigger level and the icon indication is ...

Страница 233: ...l and the icon indication is None This channel is invalid Switch the trigger level channel Tap the trigger level slide bar arrow or use trigger setting shortcut Logic conditions 1 True Trigger when the logic changes to true value 2 False Trigger when the logic changes to false value ...

Страница 234: ...ger Level Adjustment Trigger pulse width time can be set as 8ns 10s Tap the time setting box to pop up the time adjustment interface and adjust the logic time Please refer to the Pulse Width Adjustment section for details ...

Страница 235: ...wn in the table below Trigger Option Setting Description Trigger Source CH1 Set CH1 as trigger signal source CH2 Set CH2 as trigger signal source CH3 Set CH3 as trigger signal source CH4 Set CH4 as trigger signal source Time 8ns 10s Idle time Edge Rising edge Set signal trigger on the rising edge Falling edge Set signal trigger on the falling edge Nth Edge 1 65535 Set trigger on Nth edge after idl...

Страница 236: ...500us The steps are as follows 1 Tap Trigger on the main menu to open the trigger menu select Nth edge trigger in the trigger type and set the Nth edge trigger as follows as shown in Figure 7 23 Trigger source CH1 Time 10ms Edge signal rising Nth edge 99 ...

Страница 237: ...Chapter 7 Trigger System 221 Figure 7 23 Nth Edge Trigger Menu 2 Adjust the trigger level to ensure that the waveform can be triggered stably for example the trigger level is set to 1 44V ...

Страница 238: ...ere are two types available positive short pulse and negative short pulse Figure 7 24 Runt Trigger Runt trigger menu descriptions are shown in the table below Trigger Option Setting Description Trigger Source CH1 Set CH1 as trigger signal source CH2 Set CH2 as trigger signal source High Level Low Level Positive Short Pulse Negative Short Pulse ...

Страница 239: ...e runt pulse Any Set signal to trigger on either positive or negative runt pulse Trigger Condition T Trigger when the signal pulse width is smaller than pulse width T T Trigger when the signal pulse width is greater than pulse width T T Trigger when the signal pulse width is greater than lower limit T1 and smaller than upper limit T2 None No trigger restrictions for runt pulse trigger Trigger Puls...

Страница 240: ... Runt Trigger Setting Menu 7 7 Slope Trigger Slope Trigger means trigger when the waveform reaches a set time condition from one level to another Positive slope time Time takes for the waveform to go from low to high ...

Страница 241: ... the trigger type on the top of the screen is only the icon and trigger happens when the set condition is reached Slope trigger is suitable for observing sawtooth or triangular waves The slope trigger menu descriptions are shown in the table below Trigger Option Setting Description Trigger Source CH1 Set CH1 as trigger signal source CH2 Set CH2 as trigger signal source High Level Positive Slope Ti...

Страница 242: ...rigger on detecting a signal slope change Trigger Condition T Trigger when the signal slope hold time is smaller than T T Trigger when the signal slope hold time is greater than T T Trigger when the signal slope hold time is smaller than upper limit T1 and greater than lower limit T2 Time 8ns 10s Set the trigger signal slope hold time Set CH1 slope status as rise and hold time less than 1ms The st...

Страница 243: ...ct the slope trigger in the trigger type and set the slope trigger as follows as shown in Figure 7 27 Trigger source CH1 Edge Rise Slope hold time 1us 2 Adjust trigger level adjust High or Low trigger level click arrow at both ends of the chute Switch the trigger level between High and Low ...

Страница 244: ...Figure 7 27 Slope Trigger Setting Menu The slope hold time can be set as 8ns 10s Note A stable trigger waveform can only be obtained by selecting the channel to which signals are connected as trigger source ...

Страница 245: ... from the intersection of signal and trigger level and above or below the trigger level reaches the set time as shown in Figure 7 28 Figure 7 28 Timeout Trigger Schematics Timeout trigger menu descriptions are shown in the table below Trigger Option Setting Description Duration Set Level ...

Страница 246: ...hen the rising edge of input signal gets through the trigger level Negative Select to count time when the falling edge of input signal gets through the trigger level Any Select to count time when the rising edge or falling edge of input signal gets through the trigger level Time 8ns 10s Timeout time Set the polarity of CH1 trigger signal to be positive and the timeout time as 15us The steps are as...

Страница 247: ... to open the trigger menu select timeout trigger in the trigger type and set the timeout trigger as follows as shown in Figure 7 29 Trigger source CH1 Edge positive Timeout time 8ns 2 Adjust the trigger level to ensure that the waveform can be triggered stably ...

Страница 248: ...gger 7 9 Video Trigger The triggering method for video signals depends on video formats Generally there are PAL 625 SECAM NTSC 525 720P 1080I and 1080P formats The video trigger can be triggered at different voltage scales and the ...

Страница 249: ...cription Trigger Source CH1 Set CH1 as trigger signal source CH2 Set CH2 as trigger signal source CH3 Set CH3 as trigger signal source CH4 Set CH4 as trigger signal source Polarity Positive Set signal positive polarity trigger Negative Set signal negative polarity trigger Video Standard 625 PAL Based on PAL signal trigger SECAM Based on SECAM signal trigger 525 NTSC Based on NTSC signal trigger ...

Страница 250: ...080P 24Hz 25Hz 30Hz 50Hz 60Hz signal trigger Line Trigger lines Trigger Odd fields Trigger on the rising edge of the first tooth pulse in odd fields Even fields Trigger on the rising edge of the first tooth pulse in even fields All fields Trigger on the rising edge of the first tooth pulse found All lines Trigger on all horizontal sync pulses ...

Страница 251: ... Option Setting Description Trigger Line 625 line PAL SECAM Trigger on a specified line in odd or even fields 263 odd line 262 even line NTSC 750 line 720P 1125 line 1080I 1080P S e t C H a s 1 T a p T Trigger source CH1 Polarity positive ...

Страница 252: ...236 Standard 525 NTSC Trigger Odd fields Figure 7 30 Video Trigger Prompts ...

Страница 253: ...of different parts of the signal Experienced users can quickly judge the quality of the signal during the debugging process and find abnormal conditions 7 10 Serial Bus Trigger Please refer to Chapter 13 Serial Bus Trigger and Decode Optional Chapter 8 Analysis System This chapter contains the detailed information of the analysis system of the oscilloscope You are recommended to read this chapter ...

Страница 254: ...238 Automatic measurement Frequency meter measurement Cursor Phase Rulers ...

Страница 255: ...easurement setting Slide down from top open the main menu tap Measure to enter the measurement menu There are 23 measurement items on the measurement menu Measurement menu selected measurement item display and measurement item display are shown in Figure 8 1 ...

Страница 256: ...surement 1 Select channel Select the channel to be measured above the measurement menu 2 Select measurement Select the desired measurement item on the measurement menu The selected measurement item is displayed in the Selected Parameters display area below ...

Страница 257: ...s will be recalculated when moving zooming and opening closing channels Oscilloscope has an automatic measurement memory function Shutdown and restart will not automatically clear added automatic measurement options All measurements Slide from bottom open the pull up menu see Figure 8 2 click to open all measurement items display the current channel measurement value Switch the current channel to ...

Страница 258: ...242 Figure 8 2 Pull up Menu Figure 8 3 All Measurements ...

Страница 259: ...l cycle in the waveform Frequency Reciprocal to the cycle time Rise time Time required for the first rising edge of the waveform to rise from the amplitude of 10 to 90 Threshold Upper Limit Threshold Median Threshold Lower Limit Period Rise Time Fall Time Positive Pulse Width Negative Pulse Width ...

Страница 260: ... the amplitude of 10 to 90 Delay Time delay between rising or falling edges of channels may be measured and there are nine effective measurement combinations Figure 8 5 Delay Measurement Schematics 1 Open the automatic measurement menu and tap to pop up the phase selection menu Delay ...

Страница 261: ...he right channel is a contrast delay channel which can be selected between each channel and math channel There are four edge selections first rising edge first falling edge last rising edge and last falling edge 4 Tap button to confirm Positive duty cycle Measured value of the first cycle in the waveform Positive duty cycle waveform positive pulse width period 100 Negative duty cycle Measured valu...

Страница 262: ...s Negative pulse width Measured value of the first negative pulse in the waveform taking the time between two 50 amplitude points Burst width Duration of a burst measured over the entire waveform Overshoot Positive overshoot Positive overshoot max high amplitude 100 Negative overshoot Negative overshoot low min amplitude 100 Phase ...

Страница 263: ...er waveform expressed in degrees where 360 comprises one waveform cycle Figure 8 6 Phase Measurement Schematics Peak peak In the entire waveform measurement peak peak max min Amplitude In the entire waveform measurement amplitude high 100 low 0 The figure below shows voltage measurement points Delay Period ...

Страница 264: ...olts or Amperes Refer to 6 4 4 Set Probe Type Figure 8 7 Voltage Measurement High Take 100 in the entire waveform and calculated using either the min max or histogram method Low Take 0 in the entire waveform and calculated using either the min max or histogram method Amplitude Low Max Min Peak peak ...

Страница 265: ...Min Highest negative peak measured over the entire waveform RMS True root mean square value over the entire waveform C RMS True root mean square value of the first cycle in the waveform Mean Arithmetic mean over the entire waveform C mean Arithmetic mean over the first cycle in the waveform ...

Страница 266: ...ars to be off the screen the measured value of math waveform will not be influenced If source channel is clipped the measured value of math waveform is the source channel value during screen wave clipping 8 2 Frequency Meter Measurement Open the main menu tap Measure and Counter to enter the hardware frequency meter setting menu and select the channel to be measured as shown in Figure 8 8 The meas...

Страница 267: ...Chapter 8 Analysis System 251 Figure 8 8 Frequency Meter Measurement Menu Open Figure 8 9 Frequency Meter Measurement ...

Страница 268: ...t to read the waveform measurement value There are two types of cursors horizontal cursor and vertical cursor The horizontal cursor measures the vertical direction magnitude and the vertical cursor measures the horizontal direction magnitude as shown in Figure 8 10 ...

Страница 269: ...Chapter 8 Analysis System 253 Figure 8 10 Cursor Measurement Description ...

Страница 270: ...ion of activated vertical cursors relative to the trigger point 1 X frequency S reading Indicates the quotient of voltage difference of horizontal cursors and Δ time difference of vertical cursors that is the slope of the intersection of the four cursors Vertical cursor on off and activation Vertical cursor on off Vertical cursor on Open pull up menu and tap cursor icon to open vertical cursors an...

Страница 271: ...sis System 255 Vertical cursor off Open pull up menu and tap cursor icon to turn off vertical cursors Tap the vertical cursor indicator line to switch the cursors Figure 8 11 Open Cursor Selection Box and Close Cursor ...

Страница 272: ... two finger slide and enter the cursor linkage state Note During the sliding process the current operation is changed unless the initial two fingers leave the screen If one finger leaves the screen and the other finger does not leave the current linkage adjustment is continued Horizontal cursor on off and activation Horizontal cursor on off switching activation and movement operations similar to t...

Страница 273: ...he two cursors move together to check for pulse width changes in the pulse sequence Figure 8 12 Cursor Measurement Pulse Width Figure 8 13 In XY Mode Cursor Measurement In the XY horizontal mode X cursor displays CH1 value V or A and Y cursor displays CH2 value V or A ...

Страница 274: ...n a scope view Phase rulers measure relative to the start and end of a time interval that you specify Phase ruler settings box include Number of cylinder Angle To use the phase rulers drag the two phase ruler handles onto the waveform from their inactive position Figure 8 14 Phase Cursors ...

Страница 275: ...orm Storage This chapter contains the detailed information of the screen capture function and memory depth of the oscilloscope You are recommended to read this chapter carefully to understand the storage system of the SATO series oscilloscope Screen capture function Video recording Memory depth Waveform storage ...

Страница 276: ...en in picture format Screen capture method Slide upward from bottom to open pull up menu Tap the icon to have a screen capture in the oscilloscope application Or pull down the menu in non oscilloscope application interface twice and click the screen capture option to capture the screen content of the non oscilloscope application ...

Страница 277: ...Chapter 9 Screen Capture Memory Depth and Waveform Storage 261 Figure 9 1 Screen Capture Please refer to 14 7 Gallery for details on viewing pictures ...

Страница 278: ... InverseColor Invert and time stamp screenshots is possible in oscilloscope Open the main menu tap Save and enter Picture menu turn off on Timestamp and InverseColor button as desired Figure 9 2 Timestamp inverse color ...

Страница 279: ...cation open pull down menu tap the screen to start recording and count down to three seconds to complete the video recording as shown in Figure 9 3 You can cancel recording by pressing the triangular circular or square button at the bottom of the screen before the countdown ends During video recording you can end recording by tapping the video recording time at the top left of the screen Or you ca...

Страница 280: ... Figure 9 4 Video Recording Please refer to 13 7 Gallery for details of viewing videos 9 3 Waveform Storage The oscilloscope can save the analog channel or math channel waveform locally or in USB device The file type can be WAV CSV or BIN ...

Страница 281: ... channels which can be called to load WAV format files into the reference channel and open the reference channel to display the reference waveform Save reference file Slide down from top open main menu and tap Save to open the menu Save the reference waveform interface of the specified channel as follows ...

Страница 282: ...266 Figure 9 5 Save CH1 Reference Waveform Interface Location Stored locally and in USB device File types WAV CSV and BIN ...

Страница 283: ... the top of the called menu Save to Tap the R R1 R2 R3 R4 button to save the current channel waveform directly to the corresponding reference channel and the save success prompt will pop up Back Tap to return to the previous level Method 1 Click the save button In the Save Reference Waveform menu select the channel waveform to be saved select the file save location file type and file name and clic...

Страница 284: ...If the reference waveform file is to be saved in USB device the oscilloscope must be connected to an external USB device After connection the reference waveform save location is preferentially set to the USB device There is no limit to the number of saved reference waveform files Method 2 Click R button In the Save Reference Waveform menu tap R R1 R2 R3 R4 button to save the current channel wavefo...

Страница 285: ...t screen The file names are the default initial file names Management of reference files In the file manager open waveforms in the classification file to manage reference files by operations such as copy cut delete rename compress etc as shown in Figure 9 4 Select reference files and click trash button to delete them click More at bottom of the screen tap Rename to open soft keyboard and change th...

Страница 286: ...270 Figure 9 6 Delete Reference Files CSV files CSV file structure ...

Страница 287: ...ength is less than 70K 35K the data length of CSV files changes either For example when the record length is set to 14 7 3 5K there will be 7000 sample points in the dual channel CSV file Max and Min in CSV files If running Min or Max measurements Min and Max values displayed on the measurement results screen may not appear in CSV files Explanation If the oscilloscope sampling rate is 1GSa s sampl...

Страница 288: ...nts and CSV data This analysis record or measurement record is much larger than 600 and may actually contain up to 60 000 points However once the number of points sampled exceeds 60 000 some extraction method is required The extraction factor used to generate the CSV record is configured to provide the best estimate of all samples represented by each point in the record Therefore Min and Max value...

Страница 289: ... Screen Capture Memory Depth and Waveform Storage 273 Figure 9 7 oscilloscope setting save Tap the black box area to rename save settings tap the Save button to store the Recovery button to restore the settings ...

Страница 290: ...ATH operation and reference channel of the oscilloscope You are recommended to read this chapter carefully to understand the setting functions and operations of the MATH and reference channels of the SATO series oscilloscope Dual waveform calculation FFT measurement Reference waveform call ...

Страница 291: ...re 10 1 MATH Channel Waveform Display math waveform Swipe up or down at the channel selection area to enter the second channel selection area Tap the soft key to open the math channel After the math waveform is opened the current channel selector is automatically opened ...

Страница 292: ... math waveform is displayed tap the channel icon to close the source channel for a better view of the math waveform The vertical sensitivity and offset of each channel participating in the math function can be adjusted to facilitate viewing and measuring of the math waveform The math function waveform can be measured using Cursor and Measure Adjust the math waveform 1 Press the math channel vertic...

Страница 293: ...nit and time base corresponding to the math waveform are displayed in the channel area of the math channel For details see 2 7 Understand the Oscilloscope Display Interface Math waveform units Use Probe Type on the channel menu to adjust the channel unit refer to 6 4 4 Set Probe Type and set the unit of each input channel to Volt or Ampere The units of math function waveform include Math Function ...

Страница 294: ...unit of math function will be displayed as undefined Math operators Math operators perform arithmetic operations on the analog input channels Addition or subtraction If addition or subtraction is selected the values of function sources 1 and 2 will be added or subtracted point by point and the results will be displayed ...

Страница 295: ...ion or division When multiplication or division is selected the values of function sources 1 and 2 values will be multiplied or divided point by point and the results will be displayed Multiplication is useful when viewing the power relationship if one of the channels is proportional to the current ...

Страница 296: ...tion time of the source and converts it to the frequency domain After selecting the FFT function FFT spectrum is plotted as amplitude in V Hz or dB Hz on the oscilloscope display screen The reading of the horizontal axis changes from time to frequency Hz while the unit of the vertical axis changes from volt to V or dB Figure 10 3 FFT Window ...

Страница 297: ... Figure 10 3 FFT Window 3 Tap the Operation Source box to select the channel for which FFT transform is required 4 Tap the window box to select the window function applied to the FFT input signal Selection of window function In the FFT transform four different FFT windows can be selected Each window is alternatively used between frequency resolution and amplitude accuracy and the appropriate windo...

Страница 298: ... same event Moreover this window can be used to measure equal amplitude sine waves with very close frequencies and wideband random noises with relatively slow spectral variations Hamming window This is the best window type for resolution frequencies that are very close to the same value and the amplitude accuracy is slightly better than the Rectangular window The Hamming type has a slightly higher...

Страница 299: ...ow type for measuring frequency amplitude but worst for measuring the resolution frequency Use the Blackman Harris measurement to find the main single signal frequency waveform for higher harmonics Since the oscilloscope performs FFT transform on the finite length time record the FFT algorithm assumes that YT waveform is continuously repeated Thus when the period is integral the amplitudes of YT w...

Страница 300: ...y a window function forcing the values at the beginning and at the end to be zero Note Signals with DC components or deviations can cause errors or deviations in the FFT waveform components AC coupling can be selected to reduce DC components Spectrum type Select Line the vertical axis reads V or A select dB the vertical axis reads dB When the spectrum is linear the waveform is shown in Figure 10 4...

Страница 301: ...Chapter 10 MATH and Reference 285 Figure 10 4 Spectrum Amplitude as V Hz Adjust FFT waveforms Waveform position ...

Страница 302: ...of the screen Select math channel as the current channel and press the position knob in the vertical button area to move the waveform to the vertical center of the screen Horizontal time base scale Select math channel as the current channel tap the time base adjustment button and adjust the horizontal time base scale The horizontal time base is stepped in 1 2 5 and the waveform changes either For ...

Страница 303: ...is stepped in 1 2 5 using 1 1 probe Note FFT waveform does not support automatic parameter measurement 10 3 Advanced Math SATO series oscilloscopes support user defined editing formulas for waveform calculation Support the input of functions operators channels constants variables etc The expression supports up to 36 characters Click the corresponding button to input and edit the waveform please cl...

Страница 304: ...288 Figure 10 5 Advanced Math ...

Страница 305: ...ntg Log arcsin arccos arctan Functions can be nested Channel Source Ch1 Ch2 Ch3 Ch4 Variable Source variable1 variable2 When a variable is written in the expression the input box of the variable appears in the math menu indicating that it can be input for example input 4 1235 3 for variable 1 which means 4 1235 10 3 ...

Страница 306: ...290 Variable value range 9 9999 9 9999 variable power range 9 9 Operator symbol brackets Value Source 0 1 2 3 4 5 6 7 8 9 π E Source 10 Numerical unit f p n u m K M G T Table 10 2 List of Advanced Math ...

Страница 307: ...eference Waveform Call Reference waveform call and close Swipe up or down at the channel selection area to enter the second channel selection area Left swipe button to open the reference menu see Figure 10 5 Figure 10 6 Reference Channel Menu ...

Страница 308: ...aded into the reference channel turn on the Call switch to call waveforms Take R1 as an example with operation steps as follows 1 Open reference menu 2 Tap the Call file box under R1 to open the reference file column 3 Click the name of the reference waveform file to be called The file is loaded into R1 channel Then R1 channel is turned on as the current channel waveform and the reference waveform...

Страница 309: ...erence channel tap to open the reference channel of all loaded reference files Right swipe to close all currently opened reference waveforms A single reference channel may also be opened with the Open Close button Figure 10 7 Restore Reference Waveform Close the reference waveform ...

Страница 310: ...ls and the adjustments among different reference waveform channels are also independent of each other To adjust the reference waveform of a channel first set the channel as the current channel and then adjust the reference waveform by move or zoom in accordance with the analog channel method The scale and time base of the current channel reference waveform are displayed on the reference button Aft...

Страница 311: ...ettings and function buttons of the oscilloscope You are recommended to read this chapter carefully to understand the display setting functions and operations of the SATO series oscilloscope Waveform setting Persistence setting Graticule setting Horizontal expansion center Color temperature setting Time base mode selection ...

Страница 312: ...296 In the main menu tap Display button to enter display settings menu as shown in Figure 11 1 Figure 11 1 Display Settings and Function Buttons ...

Страница 313: ...splay mode is divided into two types dots and vectors The waveform brightness percentage is adjustable and the waveform display setting is shown in Figure 11 2 Figure 11 2 Waveform Display Menu 11 2 Graticule Setting Open the display menu and tap Graticule button to open the graticule setting menu Figure 11 3 Graticule display mode includes Full Grid Crosshair and Frame and the brightness percenta...

Страница 314: ... Display 11 3 Persistence Setting Open the display menu and tap Persist key to open the persistence settings menu 1 Persistence setting In the persistence setting menu select None None no persistence Auto Auto automatic persistence ...

Страница 315: ...p the persistence time selection box Figure 11 4 and set the persistence time It can be set between 10ms and 10s Infinite persistence never erase the results of previous acquisitions Infinite persistence can be used to measure noise and jitter display the worst case extremes of varying waveforms find time violations capture events that occur infrequently ...

Страница 316: ... Erase persistence To erase the previously acquired results from the display tap key or adjust the horizontal time base and vertical sensitivity The oscilloscope will erase the persistence display and start the cumulative acquisition again ...

Страница 317: ...r contract toward both sides with the screen center as the base point and the delay time does not change 2 Trigger position Select TrigPos to adjust the time base waveform to expand or contract toward both sides with the trigger position as the base point The delay time varies with the horizontal time base 11 5 Color Temperature Setting Turn on the color temperature mode and the waveform display i...

Страница 318: ...302 Figure 11 5 Color Temperature Open Mode 11 6 Time Base Mode Selection For details please refer to 5 4 ROLL XY in Chapter 5 ...

Страница 319: ...e sampling system of the oscilloscope You are recommended to read this chapter carefully to understand the setting and operation of the sampling system of the SATO series oscilloscope Sampling overview Run stop and single sequence acquisition running control Select sampling mode Record length and sampling rate ...

Страница 320: ...g principle According to the Nyquist sampling principle for a bandwidth limited signal with the maximum frequency fMAX the equidistant sampling frequency fS must be twice as large as the maximum frequency fMAX so that a unique signal can be reconstructed without aliasing fMAX fS 2 Nyquist frequency fN alias frequency Aliasing Aliasing occurs when the signal is under sampled fS 2fMAX Aliasing is si...

Страница 321: ... frequency at which the input signal sine wave is attenuated by 3dB 30 amplitude error For oscilloscope bandwidth according to the sampling principle the required sampling rate is fS 2fBW However this principle assumes that there is no frequency component exceeding fMAX fBW in this case and requires a system with ideal brick wall frequency response ...

Страница 322: ...ve frequency components that exceed the fundamental frequency the square wave consists of sine waves at fundamental frequency and an infinite number of odd harmonics and for bandwidths of 500MHz and below the oscilloscope typically has Gaussian frequency response Frequency Attenuation ...

Страница 323: ...imited to 1 4 sampling frequency and reduces the frequency response above the Nyquist frequency Therefore in fact the oscilloscope sampling rate should be 4 times or more of its bandwidth fS 4fBW This can reduce aliasing and cause greater attenuation in the aliased frequency components Frequency Attenuation Aliasing ...

Страница 324: ... It is the fastest edge speed that the oscilloscope can produce Desired oscilloscope bandwidth The oscilloscope bandwidth required to accurately measure signal is primarily determined by the rise time of the signal rather than the frequency of the signal The following steps can be used to calculate the required oscilloscope bandwidth 1 Determine the fastest edge speed Rise time information is typi...

Страница 325: ...flection point in the fast edge spectrum at which frequency components above fknee are negligible in determining the signal shape fknee 0 5 signal rise time based on 10 90 threshold fknee 0 4 signal rise time based on 20 80 threshold 3 The multiplication factor for the desired accuracy is used to determine the required oscilloscope bandwidth Desired Accuracy Desired Oscilloscope Bandwidth 20 fBW 1...

Страница 326: ...Stop button is displayed in green it indicates that the oscilloscope is running that is it meets the trigger condition and data acquisition is being performed The green or is displayed in the upper left corner of the screen To stop data collection tap the Run Stop button After stopping the screen displays the last acquired waveform When the Run Stop button is displayed in red it indicates that dat...

Страница 327: ...and choose among the four sampling modes normal average peak and envelope in the pop up box The sampling modes of all channels are same That is if the sampling mode of any channel is changed the sampling mode of all channels is changed at the same time Normal sampling mode Oscilloscope samples signal through equivalent time intervals to build waveform When the time base of 20 ns or faster is chose...

Страница 328: ...d When the time base is set to 200ms and above the oscilloscope will automatically exit the peak sampling mode and switch to the normal sampling mode Burr or narrow pulse capture Burr is the rapid change in waveform that is usually narrower than waveform Peak sampling mode can be used to view burr or narrow pulses more easily In the peak sampling mode narrow burr and transition edges are brighter ...

Страница 329: ...Chapter 12 Sampling System 313 Figure 12 5 Sine Wave with Burr Normal Sampling Mode Figure 12 6 Sine Wave with Burr Peak Sampling Mode ...

Страница 330: ...g data and display them on the screen 4 Use the zoom mode to represent the characteristics of burr a Tap the Zoom button in the main menu to open the zoom window b To get a better resolution of burr expand the time base to set the expanded portion of the normal window view around burr Average sampling mode The average sampling mode averages multiple acquisition results to reduce random or unrelate...

Страница 331: ...orm to waveform changes A compromise must be made between the response speed of waveform versus the changes and the degree of noise reduction shown on the signal Use average sampling mode 1 Open the channel menu and select the average sampling mode in the sampling mode option 2 Press the number box on the right of the average sampling mode box to pop up the average number and then tap it to set th...

Страница 332: ...elope sampling mode In the envelope sampling mode the superposition effect of several sampled waveforms can be observed The maximum and minimum values of one signal can be captured in the specified N sample data and the number of waveform superpositions can be set to 2 4 8 16 32 64 128 256 or ...

Страница 333: ...8 AM Signal in Envelope Sampling Mode 32 12 4 Record Length and Sampling Rate The record length is the data volume for each captured waveform For example if the record length is 700K it means that 700K sample points are captured by one trigger ...

Страница 334: ...ength can be set to 7k 70k 700K 7M 70M Auto if it is dual channel the record length can be set to 3 5k 35k 350K 3 5M 35M Auto if it is three or four channels the record length can be set to 1 75k 17 5k 175K 1 75M 17 5M Auto Record length and sampling rate The record length is data volume collected per waveform capture For example if the record length is 0 7M it means that 700K sample points are ca...

Страница 335: ...se below 20 ns or the record length is set to a fixed value the oscilloscope acquisition time does not necessarily represent the display time on the current entire screen For example if the oscilloscope has the memory depth of 700K the sampling rate of 1GSa s and the horizontal time base of 20ns the acquisition time is 700ns which is 2 5 times of the current display time on the entire screen Or if...

Страница 336: ... CH3 are opened the sampling rates of CH1 and CH3 are both 500 MSa s If any three channels or all four channels are opened the sampling rate per channel will become 1 4 of the maximum sampling rate For example when CH1 CH2 and CH3 are opened the sampling rates of CH1 CH2 and CH3 are 250 MSa s for each of them ...

Страница 337: ... read this chapter carefully to understand the setting and operation of Smart bus trigger and decode This chapter mainly include the below contents UART RS232 RS422 RS485 bus trigger and decode LIN bus trigger and decode CAN bus trigger and decode SPI bus trigger and decode I2C bus trigger and decode ARINC429 bus trigger and decode Optional 1553B bus trigger and decode Optional ...

Страница 338: ...nd trigger mode can be set when the bus trigger is selected and the serial bus is displayed in graphic form In the serial bus decode mode if it is screen rolling in other modes the time base is automatically adjusted to 1ms when switching to serial decode the maximum time base supported by the serial decode mode is 100ms in Zoom mode the enlarged signal can be decoded and displayed The normal disp...

Страница 339: ...Chapter 13 Serial Bus Trigger and Decode 323 Figure 13 1 Bus Type Selection Menu Open the pull up menu and tap key to open or close the text mode as shown in Figure 13 2 ...

Страница 340: ...ure 13 2 Bus Decode Text Mode Description Two decode channels S1 S2 in the text interface must be configured identically to be opened and each channel is displayed in chronological order with different colors ...

Страница 341: ... change the bus channel Clicking save during the text acquisition process can save all currently acquired data If the date volume is too large wait will be displayed and the save success prompt will be displayed Oscilloscope can be used as a USB storage device to view saved files on a computer as shown in Figure 13 3 Figure 13 3 Bus Text Storage Files ...

Страница 342: ... Figure 13 4 The RX channel must be chosen and the following parameters must be set according to measured signals Idle Level Choose Idle Low or Idle High to match the idle state of measured equipment For RS232 Idle Low may be chosen Note RS232 industry standard uses negative logic namely high level is logic 0 and low level is logic 1 Parity Bit Choose odd even or none depending on measured equipme...

Страница 343: ...27 Baud Rate Choose the baud rate that matches signal in measured equipment The baud rate can be set within the range from 1 2Kb S to 8 000Mb S Bus Display Choose hexadecimal binary or ASCII code display Figure 13 4 UART Bus Configuration Menu ...

Страница 344: ...and the data exceeds 0x7F the data will be displayed in hexadecimal Click the baud rate setting box to open the baud rate selection column If Custom is chosen click to pop up the virtual soft keyboard select the bit to be modified enter value and click Enter on the virtual soft keyboard to complete setting The baud rate can be set from 1 2Kb S to 8 000Mb S The virtual soft keyboard is shown in Fig...

Страница 345: ...ngth of data bit plus parity bit When there is no parity bit the data word length is considered to be the length of data bit For example if the data word length is 8bit when there is no parity bit it means that the total length of data bits is 8bit when there is parity bit it means that the total length of data bits is 7bit and there is parity bit of 1 bit ...

Страница 346: ...trigger type trigger relationship and trigger data need to be set as shown in Figure 13 6 Figure 13 6 Trigger Setting Menu After selecting the trigger data use the pop up virtual keyboard to modify it enter the value and click Enter on the virtual soft keyboard to complete the setting UART trigger configuration menu description ...

Страница 347: ...the pop up virtual keyboard to modify d 0 data the measured signal data bits is 9bits the 9th bit is parity bit Only when the 9th bit is 0 then trigger The trigger relationship trigger data configuration are the same as those of data trigger e 1 data the measured signal data bits is 9bits the 9th bit is parity bit Only when the 9th bit is 1 then trigger The trigger relationship trigger data config...

Страница 348: ...t the bus type as UART click Ch1 Idle High Parity None 8bit 19 20kb s display hexadecimal then close menu 3 Open the trigger mode setting menu click Data enter 55 manually and press enter to confirm 4 Adjusting the threshold level according to the amplitude level of signal may make the signal to be stably triggered The UART trigger graphic interface is shown in Figure 13 8 Method 1 Click configura...

Страница 349: ...Chapter 13 Serial Bus Trigger and Decode 333 Figure 13 7 UART Decode Level Adjustment Method 2 Long press trigger navigation switch to switch between bus threshold level and trigger level ...

Страница 350: ...334 Figure 13 8 UART Graphic Interface UART graphic interface description 1 Trigger position 2 Trigger type ...

Страница 351: ...activities 2 Decode data displays as hexadecimal system in white 3 When the word length is 5 8 bits the decode data displays as two bits of hexadecimal when the word length is 9 bits the decode data displays as 3 bits of hexadecimal and the 9th bit displays at the left side 4 When there is error in decode data if the error is at stop bit the data displays in yellow if it is parity error data displ...

Страница 352: ...336 Figure 13 9 UART Text Interface UART text interface description see Figure12 9 1 S1 S2 S1 S2 is channel configuration bus information 2 Area for decode data ...

Страница 353: ...total number of frames and the percentage of ERR parity error and stop bit error frames 5 Clear Clear the counter data 6 Roller bar In the decode data area the stop bit error data is displayed in yellow and the decode error data is displayed in red 13 2 LIN Bus Trigger and Decode For correctly decoding LIN bus data and making trigger stable the bus configuration trigger mode set and trigger level ...

Страница 354: ...l source of decode Idle Level high and low Select whether to display high active or low active after the signal start bit of measured equipment Baud Rate Select the baud rate that matches the signal being measured and it can be customized The setting method is the same as that of UART and will not be repeated here As shown in Figure 13 10 ...

Страница 355: ... 13 10 LIN Bus Configuration Menu Trigger mode Open the trigger configuration menu and select the appropriate trigger type When the LIN bus trigger is selected the trigger mode includes synchronous rising edge frame ID frame ID and data See Figure 13 11 ...

Страница 356: ...ct Frame ID click data on the touch screen and use the pop up virtual keyboard to modify it c Frame ID and data triggered when a frame with ID and data equal to the set value is detected After selecting Frame ID and Data click ID or data and set them LIN serial decode Ch1 is connected to measured signal The idle level is high and the baud rate is 19 2 kb s The trigger mode is synchronous rising ed...

Страница 357: ...enu 3 Open the trigger mode configuration menu and click Synchronous Rising Edge 4 Click configuration information to open the decode channel threshold level adjustment box and drag the adjustment box upward and downward to adjust the threshold level adjust the threshold level according to the signal amplitude level to make the signal stably triggered The LIN trigger graphic interface is shown in ...

Страница 358: ...342 Figure 13 12 LIN Graphic Interface LIN decode data packet description 1 Decode data packet displays real time data about the bus activities 2 Decode data displays as hexadecimal system ...

Страница 359: ...3 3 Frame ID displays in yellow Data displays in white and Parity sum displays in green If the parity sum has error it is displayed in red E 4 When appears the time base needs to be adjusted to view decode results Figure 13 13 LIN Text Interface ...

Страница 360: ...bus channel 2 Time Time intervals between the last frames to current frames 3 ID Frame ID value 4 Data Frame data 5 Parity sum Frame parity sum the sum of parity error displays in red 6 Trigger Yes means the frame reaches trigger condition 7 Clear Clear counter data ...

Страница 361: ...he bus configuration trigger mode set and trigger level need to be adjusted Bus configuration Left swipe or to open the bus configuration menu the signal source needs to be set and the signal type and baud rate are set according to measured signal the setting method is the same as that of UART and will not be repeated here See Figure 13 14 ...

Страница 362: ...346 Figure 13 14 CAN Bus Configuration Menu Trigger mode Open the trigger configuration menu and select the appropriate trigger type when S1 CAN bus trigger is selected as shown in Figure 13 15 ...

Страница 363: ... description a Frame start trigger at the start of the frame b Remote frame ID setting the ID matches the remote frame trigger After selecting the Remote Frame ID and then set the ID value at the bottom of the trigger data area Operation description Press the numbers on the touch screen and use the virtual keyboard to set ...

Страница 364: ...tion e Data frame ID and data ID trigger on data frame that matches set ID and data The configuration method is the same as the remote frame ID configuration f Error frame trigger on CAN error frame g All errors trigger when there is any error in format or activity h Ack error trigger on recessive high Ack position i Overload frame trigger on CAN overload frame CAN serial decode Ch1 is connected t...

Страница 365: ...elect the bus type as CAN and then click Ch1 Idle High and 1Mb s After setting click the blank area to close the menu 3 Open the trigger mode configuration menu and click Frame Start 4 Adjust the threshold level according to the signal amplitude the CAN trigger graphic interface is shown in Figure 13 16 Figure 13 16 CAN Graphic Interface ...

Страница 366: ...stem 3 Frame ID displays in yellow Data displays in white and DLC and CRC codes display in green If there is frame error it is displayed in red E 4 When appears the time base needs to be adjusted to view decode results and indicates that the bus waveform corresponding to the decode data packet is incomplete and the data cannot be displayed correctly ...

Страница 367: ...de 351 Figure 13 17 CAN Text Interface CAN text interface description as shown in Figure 13 17 1 Ch bus channel 2 Time Time intervals between the last frames to current frames 3 ID CAN frame ID value displayed in hexadecimal maximum 29 bits ...

Страница 368: ...C Frame CRC check code 8 Error Response error bit stuffing error format error CRC error 9 Trigger Yes means the frame reaches trigger condition 10 Statistics counts the number of occurrences of frame type data length status etc and the percentage 13 4 SPI Bus Trigger and Decode For correctly decoding SPI bus data and making trigger stable the bus configuration trigger mode set and trigger level ne...

Страница 369: ...gger and Decode 353 Left swipe or to open the bus configuration menu the following need to be set Clock source data source chip select signal and data word length as shown in Figure 13 18 Figure 13 18 SPI Bus Configuration Menu ...

Страница 370: ...19 Figure 13 19 SPI Trigger Mode Configuration Menu The operation method is the same as CAN frame ID to be matched in the configuration and will not be repeated here Note According to the data byte length set by bus decode the value of the relevant bit within the byte length is set Trigger when the corresponding bit on data bus matches the set value ...

Страница 371: ...ease follow the steps below 1 Tap S1 to open the decode channel and click S1 again to open the bus configuration menu 2 Select the bus type as SPI click clock as Ch1 rising edge the data is Ch2 high level and the data word length is 4bit 3 Open the trigger setting menu click data on the touch screen and use the virtual soft keyboard to set the data to be matched as 0001 4 Adjust the threshold leve...

Страница 372: ...356 Figure 13 20 SPI Graphic Interface SPI decode data packet description 1 Decode data packet displays real time data about the bus activities 2 Decode data displays as hexadecimal system ...

Страница 373: ...Chapter 13 Serial Bus Trigger and Decode 357 3 Data displays in white 4 When appears the time base needs to be adjusted to view decode results Figure 13 21 SPI Text Interface ...

Страница 374: ...isplayed For example if the data word length is 8bit only one byte displays in the data column if the data word length is 16bit 2 bytes display in the data column if the data word length is 24bit 3 bytes display and if the data word length is 32bit 4 bytes display 4 Trigger Yes means the frame reaches trigger condition Note One frame is measured by the set data word length and can meet 1 data bit ...

Страница 375: ...bus data and making trigger stable the bus configuration trigger mode set and trigger level need to be adjusted Bus configuration Left swipe or to open the bus configuration menu Bus configuration includes the serial clock SCL and the serial data SDA corresponding to the channel settings See Figure 13 22 ...

Страница 376: ...channel is set the system will automatically set other channels Trigger mode Open the trigger configuration menu and select the appropriate trigger type When the I2C bus trigger is selected click the trigger type and relationship on the screen as shown in Figure 13 23 ...

Страница 377: ...mode menu description a Start condition trigger when SCL is high and SDA has a falling edge includes restart b Stop condition trigger when SCL is high and SDA has a rising edge c Ack Loss Trigger when the bus Ack bit is high d Restart triggered when a new start condition occurs before the stop condition ...

Страница 378: ... touch screen and modify them on the pop up virtual soft keyboard g Frame type 2 Start Address 7 Read Write Acknowledge Data 1 Acknowledge Data 2 trigger on read write frames in 7 bit addressing mode on the 26th clock edge if all bits in the frame type match The operation method of configuring frame type 2 is the same as frame type 1 and will not be repeated here h EEPROM data read When the read o...

Страница 379: ... start condition SCL connect to Ch2 SDA connect to Ch1 follow these steps as below 1 Tap S1 to open the decode channel and click S1 again to open the bus configuration menu 2 Select the bus type as I2C open the bus setting menu and select the clock SCL as Ch2 channel 3 Open the trigger mode configuration menu and click Start Condition on the touch screen 4 Set the threshold level of two channels a...

Страница 380: ...364 Figure 13 24 I2C Graphic Interface I2C decode data packet description 1 Decode data packet displays real time data about the bus activities 2 Decode data displays as hexadecimal system ...

Страница 381: ...ss displays in green write address displays in yellow and data displays in white W denotes write operation R denotes read operation D denotes decode data and A denotes no Ack bit 4 When appears the time base needs to be adjusted to view decode results Figure 13 25 I2C Text Interface ...

Страница 382: ...te operations to current read write operations 3 Address in address bar R means the read operation and W means write operation 4 Data data sent by one read and write operation is in the data bar 5 Ack in Ack bar X means Ack bit lost 6 Trigger Yes means reach trigger condition 7 Restart Yes means reach restart condition ...

Страница 383: ...tion trigger mode set and trigger level need to be adjusted Bus configuration Left swipe or to open the bus configuration menu the following needs to be set Data Source Select channel for ARINC 429 signal Word format Select ARINC 429 decode mode Bus Display Set the format for ARINC 429 decode data Baud Rate Set the speed of ARINC 429 signal As shown in Figure 13 26 ...

Страница 384: ...s Configuration Menu Trigger mode Open the trigger configuration menu and select the appropriate trigger type when the ARINC429 bus trigger is selected click the trigger type and relationship on the screen as shown in Figure 13 27 ...

Страница 385: ...fier DATA or SSM symbol status mark trigger are used after selecting trigger mode use the pop up virtual keyboard to modify it enter the value and click Enter on the virtual soft keyboard to complete the setting Trigger configuration menu description a Word start Trigger at the word start b Word stop Trigger at the word stop ...

Страница 386: ...d label and the specified source terminal h LABEL DATA Trigger on the specified label and the specified data i LABEL SSM Trigger on the specified label and the specified symbol status matrix j Word Error Triggered when a word error occurs k Word gap error Triggered when a gap error occurs l Verification error Triggered when a verification error occurs m All errors Triggered when any of the above e...

Страница 387: ...ap S1 to open the decode channel and click S1 again to open the bus configuration menu Select bus type 429 source as CH1 decode format as LABEL DATA display in hexadecimal baud rate as 12 5kb s 2 Open the trigger setting menu select the trigger type as bus trigger S1 ARINC429 the trigger mode is LABEL and enter LABEL as 106 on virtual keyboard Adjust High trigger threshold level and Low trigger th...

Страница 388: ...RINC429 Graphic Interface ARINC429 decode data packet description 1 Data packet a total of 32bits the data format is 8 1 label bit high bit first 9 10 SD 11 29 data bit low bit first 30 31 symbol status bit 32 parity bit ...

Страница 389: ...3 2 Label 8bits Displayed in octal yellow 3 SDI 2bits Displayed in binary blue 4 Data 19bits Displayed in selected numeration system white or red if there is parity error 5 SSM 2bits Displayed in binary green Figure 13 29 ARINC429 Text Interface ...

Страница 390: ...er displayed in octal 4 SDI source target identifier displayed in binary displays XX if not identified separately 5 Data content of the transmitted information displayed in the selected numeration system 6 SSM symbol status matrix displayed in binary displays XX if not identified separately 7 Error displays the frame error type parity error Par frame error Frm 8 Trigger Yes means reach trigger con...

Страница 391: ... correctly decoding 1553B bus data and making trigger stable the bus configuration trigger mode set and trigger level need to be adjusted Bus configuration Left swipe or to open the bus configuration menu the data source and display hexadecimal need to be set as shown in Figure 13 30 ...

Страница 392: ...53B Bus Configuration Menu Trigger mode Open the trigger configuration menu and select the appropriate trigger type When the trigger type is 1553B bus trigger click the trigger type on the screen as shown in Figure 13 31 ...

Страница 393: ...r Triggered at the beginning of the command status word at the end of valid C S sync pulse b Data word sync header Triggered at the beginning of data word at the end of valid data sync pulse c Command status word Triggered when the specified command status word is detected d Remote terminal address Triggered when RTA of command status word matches the specified value ...

Страница 394: ...the specified data word is detected h Odd parity error Triggered when the odd parity bit is incorrect for data in the word i All errors Triggered when an error is detected 1553B serial decode The measured signal source is CH1 the bus display is hexadecimal the baud rate is 12 5kb s and the trigger mode is the command status word sync header and operate as follows 1 Tap S1 to open the decode channe...

Страница 395: ...tting menu select the trigger type as bus trigger 1553B and trigger mode as command status word sync header Channel threshold level is adjusted according to signal amplitude 1553B trigger graphic interface is shown in Figure 13 32 Figure 13 32 1553B Graphic Interface ...

Страница 396: ...data blue 2 The value of remaining 11 bits of the command status word yellow 3 Decoded data white 4 If the command status or data word has a parity error its decoded text is displayed in red instead of green or white 5 The sync error is displayed together with the word SYNC ...

Страница 397: ...Chapter 13 Serial Bus Trigger and Decode 381 Figure 13 33 1553B Text Interface 1553B text interface description as shown in Figure 13 33 1 Ch bus channel ...

Страница 398: ...s frame C S others N A 4 RAdr remote terminal address displayed in the selected numeration system N A for no content display 5 Data content of the transmitted information displayed in the selected numeration system 6 Trigger Yes means reach trigger condition 7 Error displays the frame error type parity error Par Manchester coding error M ch ...

Страница 399: ...cope homepage and describes the functions of all icons on the homepage and settings You are recommended to read this chapter carefully to understand the homepage functions of the SATO series oscilloscope Oscilloscope Gallery App Store Calendar Settings Electronic Tools File manager Clock Calculator Power Off Browser ...

Страница 400: ...384 The following figure shows the contents of the oscilloscope home page Slide left or right to display the remaining applications See Figure 14 1 Figure 14 1 Homepage Interface ...

Страница 401: ... 385 14 1 Oscilloscope see Chapters 2 12 14 2 App Store Tap the app store icon on the homepage to go to the app store interface as shown in Figure 14 2 App store content includes Network Local U disk and About Figure 14 2 App Store ...

Страница 402: ... right of the app list to open and install the app Local Apps that have been downloaded and installed are displayed locally When there is no downloaded application installation package file locally the interface will display There are no available apk files in the local directory U disk The U disk interface will display applications that can be opened in the USB disk If the USB disk is not plugged...

Страница 403: ...tion the interface displays There is no available apk file in the U disk directory About In About interface the equipment model bandwidth serial number version information shipment date and information about installed options can be viewed Open the virtual keyboard and enter the license to install the corresponding options ...

Страница 404: ...388 Figure 14 3 About Interface The options that can be installed include UART LIN SPI CAN I2C 1553B 429 and other serial decode refer to Chapter 13 Serial Bus Trigger and Decode ...

Страница 405: ...ap settings on Homepage to enter the System Settings interface Settings on the settings interface include Network internet display sound storage system and About Oscilloscope as shown in Figure 14 4 Figure 14 4 System Setting Interface WLAN connection ...

Страница 406: ...e WLAN settings interface as shown in Figure 14 5 Figure 14 5 WLAN Connection Setting Tap on off bar to turn the WLAN function on Oscilloscope can automatically scan the surrounding wireless networks and display their names by list ...

Страница 407: ...etwork Click the current network can advanced settings for WIFI Portable WLAN hotspot Tap Hotspot to enter the portable hotspot settings interface Tap the off icon to open the hotspot Click hotsopt name to enter the network name and password using the virtual keyboard as shown in Figure 14 6 Other equipment can share oscilloscope files by linking oscilloscope hotspots portable hotspot default IP i...

Страница 408: ...LAN Hotspot Setting Display Tap display icons to set the oscilloscope Brightness level Dark theme Wallpaper Font size and Display size Brightness level The progress bar can be dragged to set the brightness of the screen display ...

Страница 409: ...hange the system display font size Display size Make the items on your screen smaller or larger Some apps on your screen may change position Sound Tap the sound icon and drag the progress bar in the sound section to change the media volume alarm volume and notification volume After clicking the default notification ring tone drag up and down to select the ring tone then click OK ...

Страница 410: ... display the total storage capacity and available memory size and can also uninstall and format SD card Language and input method Tap System language input icons to set your system language and input method Language add a language and drag it to the first position of language list to make it as system language Spell Checker When this function is turned on it will automatically check for correctnes...

Страница 411: ...tem date and time Use network provided time When turned on the time provided by the network will be used as the system time Date and time cannot be set manually after turning this on Set date Set the system date manually Set time Set the system time manually Select time zone Set the time zone manually Use 24 hour system If on the system time will be 24 hours and off for 12 hours ...

Страница 412: ... access to and management of various files stored on the equipment Tap the Files app icon on the homepage screen to enter the file manager interface Recent shows files that have been opened recently Classification views files by types including images videos Audio Documents Downloads STO etc Local views the content stored in the oscilloscope by the traditional folder list mode When USB device is p...

Страница 413: ...also includes copy cut compress rename and more operations Tap the trash icon to delete files 14 5 Calculator Tap calculator icon on the homepage to open the calculator app Calculator can perform simple addition subtraction multiplication and division calculations as well as scientific calculations 14 6 Browser Tap the browser icon on homepage interface to enter the browser interface and then it c...

Страница 414: ...398 Figure 14 7 Browser Interface 14 7 Gallery Tap gallery application on the homepage interface to enter the picture viewing interface as shown in Figure 14 8 ...

Страница 415: ...provides locally stored photos videos with the functions of picture video viewing and photo editing In the picture view interface pictures and videos can be classified into different categories according to the method in the upper left corner and tap them to view pictures or videos ...

Страница 416: ...t to play Click the triangle play button and the video will play automatically Tap the screen to pause play Drag the pictures left and right when displaying in full screen to view previous and next pictures Tap the back button to exit the full screen display as shown in Figure 14 9 Figure 14 9 Full Screen Picture Viewing Interface ...

Страница 417: ...ted to oscilloscope if there are pictures or videos in the USB device they will be automatically displayed on the picture viewing interface 14 8 Calendar Tap the calendar app icon on the homepage to enter the calendar interface Tap TODAY at the top right of the screen to navigate directly to today s date Tap the date at the top left of the screen to adjust the calendar display style by day week an...

Страница 418: ...402 Figure 14 10 Electronic Calculation Tool Function 14 10 Clock Tap time icon on the homepage or tap clock app icon to enter the clock settings screen as shown in Figure 14 11 ...

Страница 419: ...ection Alarm ringtone Select alarm ringtone support local ringtone system ringtone none Label The alarm will be displayed on the screen when it rings Delete alarm Click the alarm to be deleted in the list and select delete at the bottom of the alarm edit page Switch status Click the switch behind the alarm to turn it on and off World clock Add region Click the bottom globe button and select city i...

Страница 420: ...ick DELETE to delete the timer Pause Click the double rectangle button to pause timer Stopwatch Start Click Triangle to start timing Pause Click Double Rectangle below to pause the stopwatch Mark Click the LAP to mark it ...

Страница 421: ...Chapter 14 Homepage Functions 405 Figure 14 11 Time Setting ...

Страница 422: ...406 14 11 Power Off Long press power button to enter the power off interface as shown in Figure 14 12 Power off contains 2 options power off restart Figure 14 12 Power Off Interface ...

Страница 423: ...Chapter 14 Homepage Functions 407 Power off Tap icon to turn off the oscilloscope Restart Tap icon to restart the oscilloscope ...

Страница 424: ...r 15 Remote Control This chapter contains the application of host computer mobile remote control in order to understand remote control functions of the SATO series oscilloscope Host computer Mobile remote control ...

Страница 425: ...TO series oscilloscopes 15 1 1 Installation of Host Computer Software Note The host computer software only supports Win7 or higher edition operating system The computer needs to install NI VISA driver first The host computer and needed NI VISA driver can be downloaded from Micsig offical website http www micsig com Download the host computer software on official website of Micsig open RemoteDispla...

Страница 426: ... information in the device information display box in the lower right corner This indicates that the oscilloscope has been found Click to connect to the selected oscilloscope WIFI connection Under the oscilloscope settings WLAN menu choose and connect the same WIFI with the computer to ensure that the computer and the oscilloscope are in the same network Open the host computer set the connection m...

Страница 427: ...loscope Enter IP connection In case of network connection WIFI or LAN directly type oscilloscope IP to be connected in the oscilloscope device information display box in the lower right corner and then click the oscilloscope connection status button the host computer will be connected to the oscilloscope corresponding to the entered IP address ...

Страница 428: ...412 15 1 3 Main Interface Introduction Figure 15 2 Host Computer Interface ...

Страница 429: ...from oscilloscope when clicked 3 Quick camera button Click to take photo quickly Pictures are stored in the local directory C Users Public Pictures 4 Video record button Click to open or close video record function Videos are stored in local directory C Users Public Videos 5 Host computer storage button Set photo taking and video recording storage locations 6 Select oscilloscope connection mode US...

Страница 430: ...ter waveform control area Waveform control area button has the same function with that button on the oscilloscope 15 1 4 Operation Interface Introduction The host computer and the oscilloscope are synchronously displayed and the waveform operation mode and the menu opening and closing mode are the same as those on the oscilloscope the left mouse button and the single finger operation mode are the ...

Страница 431: ...the figure below Figure 15 3 Host Computer Storage Setting Pictures are stored in the local directory C Users Public Pictures by default We can also store them under the directory defined by ourselves according to our own needs For example we store pictures in a mini photo directory under E drive disk We can set the video storage location in the same way then click OK ...

Страница 432: ...416 Figure 15 4 Change Storage Directory View pictures and videos Open picture video storage directory to view pictures videos stored on the host computer ...

Страница 433: ...Control Micsig SATO series oscilloscopes support remote control on mobile phone android iOS You need to download Android app from the official website of Micsig address http www micsig com and install it For iOS go to apple store search Tablet Oscilloscope or Micsig to get it ...

Страница 434: ...418 After App is successfully connected mobile device can be used to control the oscilloscope and display the oscilloscope interface in a real time manner Figure 15 6 APP interface ...

Страница 435: ...Android APP can be connected by two methods 1 Use oscilloscope portable hotspot Mobile phone can be connected to the hotspot of oscilloscope Enter the oscilloscope IP 192 168 195 149 in the IP box at the lower right corner of the screen to connect successfully for control ...

Страница 436: ...cilloscope to the network segment under the same router view the IP address of the oscilloscope and enters such IP address in the lower right corner of the mobile phone to connect successfully The first connection method is recommended ...

Страница 437: ...d Upgrade Functions This chapter describes the methods of software update and increasing the optional function You are recommended to read this chapter carefully understand the upgrade functions of the SATO series oscilloscope Software update Add optional functions ...

Страница 438: ...releases software updates for its products To update your oscilloscope software you can connect the oscilloscope to WIFI for networking and open the SystemUpgrade application to check and install update Figure 16 1 SystemUpgrade application ...

Страница 439: ...ormal due to insufficient power for update To view the currently installed software and firmware tap the App Store software in the Home page to display the oscilloscope software and firmware information on the About screen Please refer to 14 2 App Store 16 2 Add Optional Functions Tap the App Store software in the Home page to display the installed and uninstalled decoded options on the About scre...

Страница 440: ...424 Figure 16 2 Decode Functions Not Installed If you need the optional function service please contact Micsig for license and enter the install option function at the license bar ...

Страница 441: ...Chapter 16 Update and Upgrade Functions 425 Figure 16 3 Decode Functions Installed ...

Страница 442: ...ement category suitable for the oscilloscope and the environmental level of pollution degree supported You are recommended to read this chapter carefully to understand the conditions of use of the SATO series oscilloscope Measurement Category Pollution Degree ...

Страница 443: ...MAINS derived circuits In the latter case transient stresses are variable for that reason the transient withstand capability of the equipment is made known to the user Measurement category II is for measurements performed on circuits directly connected to the low voltage installation Examples are measurements on household appliances portable tools and similar equipment Measurement category III is ...

Страница 444: ...performed at the power source of the low voltage installation Examples are electricity meters and measurements on primary overcurrent protection devices and ripple control units Transient withstand capability Maximum input voltage of the analog input Category I 300Vrms 400Vpk 17 2 Pollution Degree Pollution Degree SATO series oscilloscopes can operate in environments with pollution degree 2 or pol...

Страница 445: ...y only dry non conductive pollution occurs Occasionally temporary conductivity caused by condensation may occur For example general indoor environment Pollution degree 3 Conductive pollution or dry non conductive pollution occurs which becomes conductive due to condensation For example sheltered outdoor environment Pollution degree 4 Pollution that generates persistent conductivity through conduct...

Страница 446: ... been pushed and if you are using battery check whether the battery is in good condition Check the Power off lock on the side of oscilloscope Contact Micsig if the problem persists and we will provide service to you 2 If acquired waveforms do not display on the screen when the signal source is connected please follow the steps below Check whether the probe is connected correctly in the BNC socket ...

Страница 447: ... Check whether the vertical scale factor is set correctly Check whether the instrument is in single sequence waiting state for trigger Tap to resample signal 3 If the measured voltage amplitude is 10 times greater or smaller than the actual value Check whether the set attenuation factor of the channel is consistent with the attenuation factor of the actually used probe 4 There is a waveform displa...

Страница 448: ...or low frequency rejection to filter out high frequency or low frequency noise interference 5 A waveform is displayed but inconsistent with the input waveform Check whether the coupling mode setting in the channel menu is correct 6 If there is no display after pressing button Check whether the trigger mode is Normal and whether the trigger level is beyond the scope of the waveform Center the trigg...

Страница 449: ...n improve the display The display type may be line The connection between sampling points may lead to the display of staircase waveform This problem can be solved by setting the display type as point display mode 9 There is persistence of vision in waveform display This phenomenon is normal because the persistence time may be set too long and the waveform persistence shows persistence of vision Th...

Страница 450: ...ull cycle waveform in the waveform display area the measured value may be displayed as If the time base is adjusted the measured value will be displayed correctly This phenomenon is normal and the measured value of the FFT waveform is displayed as 11 CSV files cannot be selected when loading reference CSV files are not the supported format that can be loaded into reference channels 12 Tap the butt...

Страница 451: ...ges abruptly Check whether the picture is displayed in full screen 15 Turn off the channel at Auto state This phenomenon is normal At Auto state the channel with an amplitude less than 10mV will be turned off 16 Function buttons are pressed without response Check whether the picture is displayed in full screen ...

Страница 452: ...ranty service please read the Scope of Limited Warranty and Services chapter Micsig provides lifetime repair and maintenance services for products In accordance with the relevant provisions of after sale service of industrial products and the enterprise s own capacities Micsig commit as follows Repair Commitments Micsig commits to use the original factory parts for products returned by the user fo...

Страница 453: ...repair After the reply is confirmed the repair period for a general fault is 5 working days and shall not exceed 10 working days for any special fault Contact us Shenzhen Micsig Technology Co Ltd Address 1F Bldg A Huafeng International Robot Industrial Park Hangcheng Rd Bao an District Shenzhen Guangdong China Tel 0755 8860 0880 Website www micsig com Email sales micsig com Postal Code 518126 ...

Страница 454: ...on To avoid damage to the oscilloscope or probes do not expose them to sprays liquids or solvents Clean oscilloscope Examine the oscilloscope and probes as often as operating conditions require To clean the exterior surface perform the following steps Use a soft cloth to remove floating dust on the outside of the oscilloscope and probes Take care to avoid scratching the touch screen while cleaning...

Страница 455: ... to keep it unimpeded Do not use any corrosive chemical cleaning agent so as to avoid damage to the oscilloscope motherboard If the fan needs to be cleaned please consult the after sales service personnel so as to avoid damage to the oscilloscope Warning Make sure the instrument is dry before recharging to avoid electrical short circuit or personal injury caused by moisture Store oscilloscope The ...

Страница 456: ...to turn off to save the charging time When running on battery power the battery level indicator in the lower right corner of the screen will indicate the battery usage Caution In order to avoid charging battery from overheating do not use beyond the permitted environmental temperature value given in the technical specification ...

Страница 457: ...ng nut grounding crocodile clip standard rubber plug 2 4 x BNC banana lines 4CH 2 x BNC banana lines 2CH 3 4 x alligator clips 4CH 2 x alligator clips 2CH 4 4 X Flexible needle 4CH 2 X Flexible needle 2CH 5 Power adapter 12V DC 4A 6 Power cord 7 Smart calibration certificate 8 Smart packing list ...

Страница 458: ...442 Optional accessories 1 Oscilloscope suitcase handbag 2 Battery 3 High voltage probe 4 Differential probe 5 Current probe ...

Страница 459: ... please contact Micsig The company will assume no responsibility for accident or hazard caused by the improper operation of the user The copyright of this manual shall belong to Micsig Any organization or individual may not duplicate copy or excerpt the contents without Micsig s authorization Micsig reserves the right to claim against such actions ...

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