Promax OL-612 User Manual Download Page 25

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Page

October 2014

Press "

" till sources display as "

BUS

Press "

" till Bus No. display as "

BUS0

Press "

" and set signal sources as "

OFF

". Repeat operation of steps 6.7

and set

BUS1

BUS2

BUS3

all as "

OFF

". Ref to Figure 14.

Now the screen only show CH00, CH01, CH02 and others channel and bus are all

off. Ref to Figure 15.

Figure 14.

Figure 15.

Summary of Contents for OL-612

Page 1: ...PORTABLE MIXED SIGNAL DIGITAL STORAGE OSCILLOSCOPE Version Date Software Version 1 0 October 2014 4 2 0 MI2012 Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 TestEquipmentDep...

Page 2: ...ories use only the specified ones to ensure safety Power cord Probes Observe all specified ratings both of supply and measurement Remember that voltages higher than 70V DC or 33V AC rms are dangerous...

Page 3: ...a domestic environment can produce radio interference in which case the user should take appropriate measures Descriptive Examples of Over Voltage Categories Cat I Low voltage installations isolated...

Page 4: ...to the Trigger System 16 2 3 Logic Analyzer 17 2 3 1 LA input connection 17 2 3 2 User interface introduction 17 2 3 3 How to acquire data 18 2 3 4 How to observe and analyze the data 19 2 3 5 Display...

Page 5: ...to storage 99 3 6 9 How to search 99 3 6 10 How to review setting info 103 3 6 11 How to use cursor measurement 103 3 6 12 How to set Utility 106 4 DEMONSTRATION 107 4 1 Example 1 Measurement a Simpl...

Page 6: ...ck light Storage and call out of waveforms Automatic setting function provided capable of fast setting Multiple waveform calculation function Built in FFT function Implementation of detecting the aver...

Page 7: ...ew type oscilloscope you should get acquainted with its front panel at first and the OL 612 mixed digital storage oscilloscope is no exception This chapter makes a simple description of the operation...

Page 8: ...2 1 1 Front Panel Figure 1 Front Panel overview Power on off Display area Control key and knob area Measurement signal output Oscilloscope signal input Logic Analyser signal input USB slot Power and...

Page 9: ...nt connects to the oscilloscope regarded as host device For example upgrading software by USB flash disk needs to use this port Ground connection VGA port To connect the oscilloscope with external equ...

Page 10: ...to loading setting info for acquired waveform and current waveform Function key area For DSO 0 5 keys are idle and 6 F refer to different DSO function menu For LA 3 4 5 6 7 refers to figure and other...

Page 11: ...cal control area It s including 3 keys and 4 knobs For DSO CH1 menu and CH2 menu correspond to setting menu in CH1 and CH2 Wave Math key refer to math menu the math menu consists of six kinds of opera...

Page 12: ...ng the waveform under the non trigger state Trig d The oscilloscope has already detected a trigger signal and is collecting the after triggering information Ready All pre triggered data have been capt...

Page 13: ...th When the triggering mode is edge triggering it is a one channel cymometer and it can only measure the frequency of the triggering channel When the triggering mode is alternating triggering it is a...

Page 14: ...y transportation If it is found that the packaging carton or the foamed plastic protection cushion has suffered serious damage do not throw it away first till the complete device and its accessories s...

Page 15: ...selection button to call out the function Recall Factory The default attenuation coefficient set value of the probe in the menu is 10X Set the Switch in the Oscilloscope Probe as 10X and Connect the...

Page 16: ...in the menu as 10X and that of the switch in the probe as 10X and connect the oscilloscope probe with the CH1 channel If a probe hook tip is used ensure that it keeps in close touch with the probe Co...

Page 17: ...tion coefficient of the probe in the menu is preset to 10X when the oscilloscope is delivered from the factory Make sure that the set value of the attenuation switch in the probe is the same as the me...

Page 18: ...ion rapidly to obtain the most accurate measurement value You can carry out this application program at any time but when the range of variation of the ambient temperature is up to or over 5 C this pr...

Page 19: ...he channel is under the AC mode the DC component would be filtered out This mode helps you display the AC component of the signal with a higher sensitivity Change the Vertical Setting and Observe the...

Page 20: ...time base and it can be found that the Horizontal Time Base display in the status bar changes accordingly The horizontal scanning speed steps from 2 ns up to 100s in the sequence of 1 2 5 Use the HOR...

Page 21: ...LEVEL knob to change the trigger level setting With the rotation of the LEVEL knob it can found that the trigger indicator in the screen will move up and down with the rotation of the knob With the mo...

Page 22: ...terface of logic analyzer Channel and Bus indicate display current working channel and bus Channel binary value display display binary system value for the channel position in current cursor Battery p...

Page 23: ...in sampling data display area and totally 4 8 divisions The width between two long scale lines is 1 division and between short scale lines are 0 1 divisions 2 3 3 How to acquire data When you start t...

Page 24: ...torage area quickly We will use a simple measurement example to explain the primary setting for LA measurement We need to measure a three lines SPI signal three signals are enable clock and data Clock...

Page 25: ...2 till Bus No display as BUS0 Press F3 and set signal sources as OFF Repeat operation of steps 6 7 and set BUS1 BUS2 BUS3 all as OFF Ref to Figure 14 Now the screen only show CH00 CH01 CH02 and others...

Page 26: ...trigger position We make CH00 as trigger source and trigger mode as falling edge trigger position in 50 Trigger system setting steps as below Press Trig menu and menu appears Press F1 till trigger mod...

Page 27: ...oltage The system already fixed the setting for normal logic voltage as CMOS LVMOS etc And you can set any trigger voltage using custom setting The signal voltage is 3 3V and we set threshold voltage...

Page 28: ...accuracy reverts from sample data depend on sample rate for measured signals The waveform reverted in LA is referring to the sample signals storage in the memory The recorded data will display in err...

Page 29: ...gnal will get smaller but with better resolution Sampling system can set difference sample rate and storage depth We use 10 times sampling rate to measure the signal clock frequency of 1M and storage...

Page 30: ...o Set the Vertical System How to Set the Horizontal System How to Set the Trigger System How to Implement the Sampling Setup How to Set the Display System How to Save and Recall Wave Form How to Imple...

Page 31: ...of the two channels Setting of CH1 and CH2 Every channel has an independent vertical menu and each item is set respectively based on the channel With the CH1 MENU or CH2 MENU menu button pushed down...

Page 32: ...00X Choose one according to the probe attenuation factor to make the vertical scale reading accurate Inverted OFF ON Get full bandwidth Limit the channel bandwidth to 20MHz to reduce display noise Set...

Page 33: ...selection button again select the Band Limit as ON 20MHz with Channel 1 Band Limit is switched on Setting the Channel ON OFF Taking the Channel 1 for example the operation steps are shown as below Pr...

Page 34: ...probe is 1 1 that of the oscilloscope input channel should also be set to 1X to avoid any errors presented in the displayed scale factor information and the measured data Take the Channel 1 as an exa...

Page 35: ...erted the displayed signal is turned 180 degrees against the phase of the earth potential Taking the Channel 1 for example the operation steps are shown as follows Press the CH1 MENU button and get ac...

Page 36: ...m Inverted 3 1 2 Implementation of Mathematical Manipulation Function The Mathematical Manipulation function is used to show the results of the additive multiplication division and subtraction operati...

Page 37: ...form by Channel 2 wave form CH1 CH2 Channel 1 wave form is divided by the Channel 2 wave form FFT Waveform of Corresponding FFT operation Taking the additive operation between Channel 1 and Channels 2...

Page 38: ...ion Menu Setting Instruction FFT ON OFF Turn on FFT function Turn off FFT function Source CH1 CH2 DO FFT on Channe l DO FFT on Channe 2 Window Rectangle Blackman Hanning Hamming Type of window for FFT...

Page 39: ...resolving frequencies that are very close to the same value but worst for accurately measuring the amplitude of those frequencies It is the best type for measuring the frequency spectrum of non repeti...

Page 40: ...sients or bursts where the signal levels before and after the event are significantly different Blackman This is the best window for measuring the amplitude of frequencies but worst at resolving frequ...

Page 41: ...Page 36 October 2014 Figure 30 Hamming window Figure 31 Rectangle window...

Page 42: ...e and aliased components in repetitive or single shot events set the oscilloscope acquisition mode to average Term interpretation Nyquist frequency The highest frequency that any Real Time Digital Osc...

Page 43: ...te the vertical resolution of the wave forms of all channels including those obtained from the mathematical manipulation which can determine the sensitivity of the vertical division with the sequence...

Page 44: ...f which changes with the time base SEC DIV knob it is used to set the horizontal scale factor for setting the main time base or the window HORIZONTAL MENU button Press this button to active TIME MODE...

Page 45: ...creen is shown as Figure 35 Figure 35 Main Time Base Set Window Press the F2 menu selection button and choose Set Window The screen will show a window area defined by two cursors Use the HORIZONTAL PO...

Page 46: ...Set Window disable under FFT mode Zone Window Press the F3 menu selection button and choose Zone Window As a result the window area defined by two cursors will be expanded to the full screen size see...

Page 47: ...trigger control zone TRIG LEVEL Trigger the level control knob and set the signal voltage corresponding to the trigger point SET TO 50 Set the trigger level as the vertical mid point value of the amp...

Page 48: ...se this trigger type to catch pulses with certain pulse width Slope Trigger The oscilloscope begins to trigger according to the signal rising or falling speed The four trigger modes in Single Trigger...

Page 49: ...on falling edge Trigger mode Auto Normal Single Acquire data and display waveform with or without a trigger Acquire data and display waveform when trigger Acquire data and display waveform when detec...

Page 50: ...ternal Trigger Source for increasing range of level Mode Video Sync Line Field Odd Field Even Field Designed Line Trigger the time base on the line of input video signal Trigger the time base on the f...

Page 51: ...H2 Channel 1 as the trigger source Channel 2 as the trigger source Mode Pulse When pulse width less than pulse width more than Pulse width equal to Pulse width less than Pulse width more than Pulse wi...

Page 52: ...ponent Block the low frequency signal and only unblock the high frequency component Holdoff 100ns 10s Set interval by using TRIG LEVEL control value range from 100ns 10s Holdoff Reset Reset hold time...

Page 53: ...knob to set the High level Low level Turn TRIG LEVEL knob to set Low level Slew rate Slew rate High level Low level Settings Trigger mode Auto Normal Single Acquire waveform whatever detect trigger c...

Page 54: ...nate trigger Trigger Type Edge Menu list Menu Settings Instruction Source CH1 CH2 Channel 1 as the trigger source Channel 2 as the trigger source Mode Edge Set vertical channel trigger type for edge t...

Page 55: ...ternal Trigger Source for increasing range of level Mode Video Sync Line Field Odd Field Even Field Designed Line Trigger the time base on the line of input video signal Trigger the time base on the f...

Page 56: ...rnate trigger Trigger Type Slope menu list Menu Settings Instruction Source CH1 CH2 Channel 1 as the trigger source Channel 2 as the trigger source Mode Pulse When pulse width less than pulse width mo...

Page 57: ...ency component Block the low frequency signal and only unblock the high frequency component Holdoff 100 ns 10 s Set interval by using TRIG LEVEL control value range from 100 ns 10 s Holdoff Reset Rese...

Page 58: ...ly unblock the high frequency component Holdoff 100ns 10s Set interval by using TRIG LEVEL control value range from 100ns 10s Holdoff Reset Reset hold time to default value 100ns TERM INTERPRETATION S...

Page 59: ...oscope keeps waiting and the previous waveform if any will remain on the display Single In Single mode after pressing the RUN STOP key the oscilloscope waits for trigger While the trigger occurs the o...

Page 60: ...button and the menu is displayed in the screen shown as Fig 47 Figure 47 ACQU MODE Menu Function Menu Setting Description Sample Normal sampling mode Peak detect Use to capture maximal and minimal sa...

Page 61: ...k Detect function the input is a standard test square waveform You can see the burrs on the falling edge of signal is detected with noise when it is turned on Figure 48 Peak Detect mode Figure 49 Norm...

Page 62: ...14 Page 57 Figure 50 Average on with reduced noise on waveform 3 4 2 How to Set the Display System Push down the DISPLAY button and the menu displayed in the screen is shown as Fig 49 Figure 51 Displa...

Page 63: ...are joined by vector form Only displaying sampling points captured Persist OFF 1 sec 2 sec 5 sec Infinite Options for setting the persistence time for each sampling point Format YT XY Show waveform as...

Page 64: ...The reserved original data is displayed in fade color and the new data is in bright color With the F2 menu selection button different persistence time can be chosen 1sec 2sec 5sec Infinity and Closed...

Page 65: ...S DIV and the VERTICAL POSITION knobs of Channel 1 are used to set the horizontal scale and position The Vertical VOLTS DIV and the VERTICAL POSITION knobs of Channel 2 are used to set the vertical sc...

Page 66: ...is unavailable prompts as Fig 56 Figure 56 FFT mode XY Format Disable 3 5 How to Save and Recall a Waveform Press the SAVE RCL button you can save the waveforms settings or screen images The menu disp...

Page 67: ...ce to select CH1 Press F2 next to WAVE to assign Location A for this waveform Press F3 next to Save to store the waveform captured from CH1 Recall a stored waveform Once the waveform is stored you can...

Page 68: ...October 2014 Page 63 Figure 58 Wave Saving Figure 59 FFT wave saving...

Page 69: ...the self calibration procedure Language Spanish English Choose the display language of the operating system Carry out a Self Calibration We have a built in Self Calibration procedure by performing a...

Page 70: ...1 menu selection button and choose SYS STAT item The menu pops up in the screen as Fig 61 Figure 61 SYS STAT Menu Function Menu Setting Description Horizontal Show the horizontal parameter of the chan...

Page 71: ...ean square value Vmax Vmin Vtop Vbase Vamp Overshoot Preshoot RiseTime Fall Time Width Width Duty Duty DelayA B and DelayA B To use Measure simply Press Measure button would activate MEASURE menu Pres...

Page 72: ...waveform Vtop Voltage of the waveform s flat top useful for square pulse waveforms Vbase Voltage of the waveform s flat base useful for square pulse waveforms Overshoot Defined as Vmax Vtop Vamp usefu...

Page 73: ...tion only applies to waveform captured from input channels at YT format It would not work on saved waveforms calculated waveforms and waveform in XY or SCAN format In this example we apply square wave...

Page 74: ...e will be displayed in the reading window automatically see Fig 64 Figure 64 Edit the File Name 3 5 3 How to Implement the Cursor Measurement Press the CURSOR button to display the cursor measurement...

Page 75: ...ime value Source CH1 CH2 Source signal for cursor measurement Delta Absolution value of the difference between two cursors Cursor 1 Reading of Cursor 1 Time read time from start position the horizonta...

Page 76: ...to select CH1 as the Source The results are shown on the screen see Fig 66 Figure 66 Waveform of Voltage Cursor Measurement Time Cursor measurement Press CURSOR to activate CURS MEAS menu Press F1 to...

Page 77: ...ment 3 5 3 2 The Cursor Measurement for FFT model Press the CURSOR button to display the cursor measurement function menu CURS MEAS in the screen which includes Vamp Measurement and Freq Measurement a...

Page 78: ...s to the cursor F When carrying out the cursor measurement the position of Cursor 1 can be adjusted with the CURSOR1 VERTICAL POSITION knob of Channel 1 and that of Cursor 2 can be adjusted with the C...

Page 79: ...played along the vertical direction of the screen indicating the corrersponding Cursor 1 and Cursor 2 Adjust the positions of CURSOR1 and CURSOR2 according to the measured waveform with the period and...

Page 80: ...Autoscale Mode Vertical Horizontal HORI VERT Only adjust vertical scale according to input signal Only adjust horizontal scale according to input signal Adjust both vertical and horizontal scales acco...

Page 81: ...P is turned on pressing AUTO SET to enter into Autoscale The oscilloscope will be set to YT mode and ATUO triggering Oscilloscope is set as DC coupling with AUTO Triggering A warning message is displa...

Page 82: ...Setting Trigger Mode Auto Display Format YT Run Stop Enable or disable sampling on input signals Notes When there is no sampling at STOP state user is still able to change vertical division or time b...

Page 83: ...ple rate set too low narrower pulse signal may get lost So the sample rate and storage depth should be set correctly according to the actual measuring signal Press E ACQU and display menu as the Fig 7...

Page 84: ...Deep memory 640 us 10 24 ms 160 ms 2kHz Low memory General Deep memory 8 s 128 s 2000 s 12 5MHz Low memory General Deep memory 1 28 ms 20 48 ms 320 ms 1kHz Low memory General Deep memory 16 s 256 s 4...

Page 85: ...inished refer to Fig 74 Figure 74 Sampling setting 3 6 2 How to set trigger system Trigger system including Trigger level adjust knob Trigger menu SET 50 Set to Zero Trig level adjust knob is to adjus...

Page 86: ...ng edge Trigger on the falling edge Trigger either on rising edge or falling edge For example to measure a 3 lines SPI signal which includes enable clock and data The data get into effective when enab...

Page 87: ...82 October 2014 Figure 76 Edge trigger menu BUS trigger Set BUS as trigger source and make data on BUS as the trigger condition to make trigger BUS trigger menu refer to Fig 77 Figure 77 Bus trigger...

Page 88: ...when data value as 0X18 how the data changed before and after We set the BUS0 to include CH00 CH07 and use channel CH00 CH07 to measure the signal Trigger setting steps as below Press Trigger menu and...

Page 89: ...l pattern 16 channel status indicator X don t care 0 low 1 high CH00 CH0F Don t Care Low High No trigger occurs Trigger occur when signal on the low level Trigger occurs when signal on the high level...

Page 90: ...ern trigger setting finished refer to Fig 80 and ready for data acquisition Figure 80 Pattern trigger menu Sequential queue trigger Make BUS as trigger source and continuous setting data in BUS as tri...

Page 91: ...ng follow up below steps Press Trigger menu and menu appears Press F1 till trigger mode display as Sequential Queue Press F2 till signal source display as BUS0 Press F3 and data in code type as red ba...

Page 92: ...uisition Figure 82 Sequential queue trigger Distributed queue trigger Make BUS as trigger source and dis continuous setting data in BUS as trigger condition to generate trigger and also can set 8 data...

Page 93: ...m BUS0 BUS3 Code 0x0000 0xffff HEX 0 65535 DEC Can be set discretionarily between 0x0000 and 0xffff HEX or between 0 and 65535 DEC according to the bus and code setting Add Add the code type to the qu...

Page 94: ...0xffff HEX 0 65535 DEC Can be set discretionarily between 0x0000 and 0xffff HEX or between 0 and 65535 DEC according to the bus and code setting Duration 10ns 50s The duration width can be set from 10...

Page 95: ...3 and data in code type as red background and green digital indicator on then insert data value 0X99 Press F3 again and red background disappeared Repeat operation of step D if setting error or need t...

Page 96: ...tion Setting Instruction CH SEL CH00 CH03 CH04 CH07 CH08 CH0B CH0C CH0F 16 channels can be divided into 4 groups to have individual setting Threshold voltage CMOS 2 5 V LVCMOS3 3 1 7 V LVCMOS2 5 1 3 V...

Page 97: ...d and menu appears Press F1 till channel source display as CH00 CH03 Press F2 to choose threshold as CMOS 2 5V Press F1 till channel source display as CH04 CH07 Press F2 to choose threshold as custom...

Page 98: ...y as Fig 89 Figure 89 Display menu Display function menu as below Function Setting Instruction Source BUS Channel Choose resource as BUS Choose resource as channel BUS SEL CH SEL BUS0 BUS3 CH00 CH0F A...

Page 99: ...s F3 to choose signal display as OFF Repeat the operation of steps and set BUS2 BUS3 as OFF Press F1 till signal source display as Channel Press F2 or turn CH1 Volts div knob till channel display as C...

Page 100: ...ong CH00 CH0F BUS channel complex indication 1 for include X for exclude CH0F CH00 Include Exclude The bus selected includes this channel The bus selected excludes this channel Code Type HEX DEC All o...

Page 101: ...etting finished Press F4 and set code type as HEX BUS setting is finished refer to Fig 92 Figure 92 Bus setting 3 6 6 How to measure Measurement can take auto measure for values of 4 BUS synchronously...

Page 102: ...h of waveform for sampling storage is normal 256K and low storage 16K And it can be divided into 4 groups Memory setting includes current sampling setting BUS setup display setting threshold setting a...

Page 103: ...aveform and setting 0 to save current setting Follow up below steps Press C SAVE REL after data acquisition finished and storage menu appears Press F1 till storage display as Waveform Press F2 till me...

Page 104: ...files in computer by connecting USB disk to computer Notes During the U disk saving procedure some notes such as Waveform saving Waveform saved USB already connected USB connection interrupt etc will...

Page 105: ...nd menu appears Press F1 till target display as BUS Press F2 till BUS SEL as BUS0 Press F3 and choose Code Type value under displayed with red background and green digital indicator in the panel is on...

Page 106: ...pattern indication X Don t care 0 Low 1 High CH00 CH0F Don t Care Low High Don t care the signal pattern in this channel The signal pattern in this channel is low The signal pattern in this channel is...

Page 107: ...us corresponding to 00000000000010X1 Press F4 and choose Previous to search the matched value prior to current cursor Cursor will stop in this code if it has and info window show Got the target and if...

Page 108: ...FO key System information includes all settings for acquired waveform and next acquisition Figure 99 System info 3 6 11 How to use cursor measurement You can measure manually the time difference betwe...

Page 109: ...0 with cursor measurement Press 9 CURSOR and cursor menu appears Press F1 till cursor display as Time Two purples vertical lines display in panel and refer to Cursor 1 and Cursor 2 separately Turn CH1...

Page 110: ...ears Press F1 till cursor display as Position Two purples vertical lines display in panel and refer to Cursor 1 and Cursor 2 separately Turn CH1 POSITION knob and set Cursor 1 position in falling edge...

Page 111: ...as below Function Setting Instruction Recall factory Default setting for LA Language Spanish English Support multi languages choose you preferred system language Carry Vector BMP Set data format to b...

Page 112: ...Step3 Press AUTOSET button to let oscilloscope run through a pre set functions and apply them to incoming signal Step4 Take the measurements by going through these settings Press MEASURE to activate...

Page 113: ...Probe through Channel 1 to the signal source the input signal in the circuit And Probe 2 through Channel 2 to its signal source the output signal in the circuit Step3 Press AUTOSET button to let oscil...

Page 114: ...can make an observation of it in advance under the automatic or ordinary mode to determine the trigger level and the trigger edge The operation steps are as follows Set the probe menu attenuation coef...

Page 115: ...e screen With this function any random occurrence can be captured easily Taking the burst burr of larger amplitude for example set the trigger level to the value just greater than the normal signal le...

Page 116: ...of electronic circuit The Peak Detect functions acts an important role to help you to find out the details of these noise Here is how we do it Apply Square waveform to CH1 as source signal press ACQU...

Page 117: ...uare waveform to CH1 as a source signal Press ACQUIRE button to bring up ACQU MODE menu Press F3 selection Average Press F4 to select number of data points for average Available choices of number are...

Page 118: ...activate DISP SET menu then F3 to select XY mode Now the waveform is displayed as Lissajou s curve adjust VOLTS DIV and VERTICAL POSITION to get the best possible display work out the phase shift as i...

Page 119: ...ng steps Press the Trigger Menu button to display the trigger menu Press the F1 menu selection button and choose Single for Type Press the F2 menu selection button and choose CH1 for Source Press the...

Page 120: ...cted with the object to be measured Check whether there is any signal generated from the object to be measured the trouble can be shot by the connection of the channel from which there is a signal gen...

Page 121: ...xceeds the wave form range If it is make the trigger level is centered in the screen or set the trigger mode as Auto In addition with the AUTOSET button pressed the setting above can be completed auto...

Page 122: ...ax input voltage 400 V PK PK DC AC PK PK Bandwidth limit 20 MHz 100 MHz Channel channel isolation 50 Hz 100 1 10 MHz 40 1 Time delay between channel typical 150 ps HORIZONTAL SYSTEM Sampling rate rang...

Page 123: ...between cursors Automatic Vpp VMax VMin Vtop Vbase Vamp Vavg Vrms Overshoot Preshoot Freq Period Rise Time Fall Time Delay A B Delay A B Width Width Duty Duty Waveform Math FFT Waveform storage 4 wave...

Page 124: ...gger on CH1 Edge Pulse Video Slope Trigger on CH2 Edge Pulse Video Slope LOGIC ANALYZER Sampling rate 20 S s 1 GS s Input channel 16 Max Storage 4 M Channel 16 K when only sampling rate is 250 MS s 50...

Page 125: ...ITIONS Temperature Working temperature 0 C 40 C Storage temperature 20 C 60 C Height Operating 3 000 m Non operating 15 000 m Relative Humidity 90 Cooling Method Natural convection MECHANICAL FEATURES...

Page 126: ...s Wipe the dust from the instrument and probe surface with a soft cloth Do not make any scuffing on the transparent LCD protection screen when clean the LCD screen Disconnect power before cleaning you...

Page 127: ...on the top of panel when oscilloscope power supplied by the battery and imply for different power consumption and when shows it means the power can only supply for 5 minutes maximum NOTE To avoid over...

Page 128: ...PROMAX ELECTRONICA S L...

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