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HSA42011

5-1

5. TROUBLESHOOTING

5.1 Error

Messages ··················································· 5-2

5.1.1 Errors at Power-on ········································· 5-2
5.1.2 Errors related to the protection function ·············· 5-3

5.2 When Fault Symptoms Are Observed ······················· 5-5

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Summary of Contents for HSA42011

Page 1: ...NF Corporation HIGH SPEED BIPOLAR AMPLIFIER HSA42011 INSTRUCTION MANUAL...

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Page 3: ...DA00082229 001 HIGH SPEED BIPOLAR AMPLIFIER HSA42011 INSTRUCTION MANUAL...

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Page 5: ...property or the equipment This manual has the following chapter organization If reading this manual for the first time start from 1 OVERVIEW 1 OVERVIEW Describes the overview features applications fun...

Page 6: ...ng to 2 prong conversion adapter When using a separately sold 3 prong to 2 prong conversion adapter be sure to connect the grounding wire of the adapter to the grounding terminal next to the outlet Ch...

Page 7: ...nger and refer him her to the instruction manual Electric Shock Danger Symbol This symbol indicates locations that present a risk of electric shock under specific conditions Protective Ground Terminal...

Page 8: ...ent follow the guidelines described below for the disposal of this product a Use the services of an industrial waste disposal contractor for disposal of the entire product b This product does not use...

Page 9: ...put 3 5 3 3 3 Monitor output connector 3 7 3 3 4 External control I O connector 3 7 3 4 I O Connection 3 9 3 4 1 Signal generator 3 9 3 4 2 Signal cords 3 10 3 4 3 Load 3 10 3 5 Examples of Basic Oper...

Page 10: ...4 5 Measurement of sine wave distortion ratio 6 11 6 4 6 Measurement of bias added voltage 6 13 7 SPECIFICATIONS 7 1 7 1 Input 7 2 7 2 Output 7 3 7 3 Monitor Output 7 4 7 4 Output LED meter 7 4 7 5 Pr...

Page 11: ...n of Offset Fine Adjustment 3 11 Figure 4 1 Operation Range 4 2 Figure 4 2 Current Waveform Asymmetric with Regard to Polarity 4 3 Figure 4 3 Connection of Two Units 4 4 Figure 6 1 Air Filter Cleaning...

Page 12: ...I O Connector Pins 3 7 Table 3 2 List of DIP Switch Settings 3 15 Table 5 1 Diagnosis Performed at Power on 5 2 Table 5 2 Errors Related to Protection Function 1 2 5 3 Table 5 3 Errors Related to Pro...

Page 13: ...HSA42011 1 1 1 OVERVIEW 1 1 General 1 2 1 2 Features 1 3 1 3 Applications 1 4 1 4 List of Functions 1 4 1 5 Principle of Operation 1 5...

Page 14: ...t are 75 V and 1 06 Arms respectively Since this product performs bipolar output the output voltage and current supply ranges over all four quadrants A general DC power supply can supply only positive...

Page 15: ...offset can be finely adjusted Moreover DC voltage can be superposed on the output with the DC bias setting function Protection function This product protects against output overload and also protects...

Page 16: ...nts 1 4 List of Functions The table below indicates the major functions of this product Table 1 1 List of Functions Function Description Input Input on off switching Two independent inputs Two inputs...

Page 17: ...mpedance switching function two input addition function offset tuning function and bias addition function The power amplifier block performs power amplification and has protection functions The power...

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Page 19: ...2011 2 1 2 PREPARATIONS BEFORE USE 2 1 Checking Before Use 2 2 2 2 Installation 2 3 2 3 Grounding and Power Supply Connection 2 5 2 4 Simplified Operation Check 2 6 2 5 Calibration 2 9 2 6 Radio Law 2...

Page 20: ...box check the items contained in the box If an abnormality such as a flaw or dent is found on the product or an accessory is missing contact NF Corporation or its representative Appearance check Check...

Page 21: ...e guarantee 5 C to 35 C 5 to 85 RH Absolute humidity 1 to 25 g m3 with no condensation Storage condition 10 C to 50 C 5 to 95 RH Absolute humidity 1 to 29 g m3 with no condensation Product reliability...

Page 22: ...product may cause interference if used in residential areas Such use must be avoided unless the user takes special measures to reduce electromagnetic emissions to prevent interference to the reception...

Page 23: ...let to be able to remove the connector of a power cord from the inlet Use a power socket located at convenient place with adequate space around so that the plug can be removed from socket The power re...

Page 24: ...n operation check the measuring instruments listed below are required No load test is conducted since a load terminating resistor is not needed Table 2 1 Required Measuring Instruments Measuring instr...

Page 25: ...el setting Set this product and signal generator as indicated below Table 2 2 Panel Setting for Operation Check This product Item Setting INPUT Set A to ON Zin 50 GAIN 50 VAR CAL INVT OFF BIAS OFF Dia...

Page 26: ...or AC measurement 4 Increase the level gradually from 0 V and set this product input voltage to 1 Vrms check the input voltage with the voltmeter At this time check that the output LED meter indicatio...

Page 27: ...es the testing described in 6 4 Performance Testing at least once a year depending on the use environment and use frequency It is recommended to conduct a performance test before using it for an impor...

Page 28: ...frequency energy and that uses output greater than 50 W 2 Industrial heating equipment equipment used for industrial heating that generates high frequency energy and that uses output greater than 50 W...

Page 29: ...who installed the equipment since information such as the installation location must be filled in d This product s external view drawings or photographs are required as attached documents For any ques...

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Page 31: ...3 3 Monitor output connector 3 7 3 3 4 External control I O connector 3 7 3 4 I O Connection 3 9 3 4 1 Signal generator 3 9 3 4 2 Signal cords 3 10 3 4 3 Load 3 10 3 5 Examples of Basic Operations 3 1...

Page 32: ...d in detail Power switch Input signal switch 3 5 1 Input impedance switch 3 5 1 Gain switch and control for fine adjustment 3 5 2 Control for fine offset adjustment 3 5 3 Output LED meter 2 5 7 Output...

Page 33: ...and Operations HSA42011 3 3 3 1 2 Rear panel Input connector 3 3 1 DIP switch set at power on 3 6 External control I O connector 3 3 4 Monitor output connector 3 3 3 3 5 6 Power inlet 2 3 Output conne...

Page 34: ...and the error LED ERR blink for a few seconds the overload LED OVLD and the error LED ERR turn off Next when the internal power supply is fixed the state selected at power on time is set 3 3 I O Termi...

Page 35: ...ce load 75 75 V DC to 1 MHz Maximum output current AC 1 06 Arms 3 Ap p 40 Hz to 1 MHz Maximum output current DC 1 A Output impedance 0 19 0 0155 f 1 j or less typ f represents frequency its unit is Hz...

Page 36: ...over 1 Loosen the screw 2 Rotate the BNC cover counterclockwise 3 Pull out the BNC cover How to attach the BNC cover a Put in the BNC cover b Rotate the BNC cover clockwise c Tighten the screw Figure...

Page 37: ...to OFF To turn on output again after output is turned off using the output on off switch OUTPUT the control signal must first be turned off prior to turning on The overload state and output on off st...

Page 38: ...5 V 1 6 2 7 BA4825 150 100 1 V Figure 3 5 Example for I O control by using external switch Overload overload when contact is on Output on off output on when contact is on External output on off Diode...

Page 39: ...nal generator with an output impedance of 50 and set the input impedance of this product to 50 When the output impedance of a signal generator is not 0 but 50 for example the output voltage of the sig...

Page 40: ...connector A or B through a coaxial cable Press input signal switch Aor B INPUT connected to input connector Aor input connector B then select 50 or 10 k with the input impedance switch Zin This produc...

Page 41: ...a fine adjustment to set the offset voltage included in the output signal of this product to zero Before performing fine offset adjustment wait for 30 minutes hour until the initial drift is stabilize...

Page 42: ...itch the bias on off state in succession insert a pause of at least 1 second The overload LED OVLD is turned on if an output voltage exceeds the output voltage range When adding a DC bias ensure that...

Page 43: ...er With 11 LEDs the level of 0 to 100 is displayed with the output voltage full scale of 75 V and the output current full scale of 1 06 A as 100 The output meter is calibrated so that an RMS value is...

Page 44: ...tput overcurrent excessive internal power loss abnormal internal temperature or output overvoltage is detected the protection function activates and the overload LED turns on When the overload LED is...

Page 45: ...trol on UP External control off 5 Output polarity inversion on off 3 5 5 Output polarity switching DOWN Output polarity inversion on UP Output polarity inversion off 6 Input on off from input connecto...

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Page 47: ...HSA42011 4 1 4 ADVANCED OPERATIONS 4 1 Maximum Output Current and Operation Range 4 2 4 2 Increasing of Output 4 4...

Page 48: ...acitive or inductive all four quadrants cover an operation range If the load involves an electromotive force with a DC signal and an operation is performed to supply current from the load quadrants II...

Page 49: ...to Polarity is given separate the positive portion and negative portion from each other and consider the average value Iave and peak value Ipk on the positive side and consider the average value Iave...

Page 50: ...a load cannot be connected to the chassis of this product or the signal generator When a load is used in this mode of connection the load must therefore be isolated from the ground potential and signa...

Page 51: ...HSA42011 5 1 5 TROUBLESHOOTING 5 1 Error Messages 5 2 5 1 1 Errors at Power on 5 2 5 1 2 Errors related to the protection function 5 3 5 2 When Fault Symptoms Are Observed 5 5...

Page 52: ...1 Errors at Power on This product performs self diagnosis when the power is turned on If an abnormality is found contact NF Corporation or its representative Table 5 1 Diagnosis Performed at Power on...

Page 53: ...overload LED OVLD blinks This product cannot be operated in disable mode so turn off the power If the overload LED OVLD is on even when the input signal bias and output are off this product may have...

Page 54: ...LED blink can be reset by pressing the output on off switch A transition is made to disable mode and the overload LED OVLD blinks if the abnormal output voltage state lasts for 60 seconds This produc...

Page 55: ...the overload LED OVLD is turned on When the overload LED OVLD is blinking all switch operations are disabled Turn off the power switch Release the condition for blinking the overload LED then turn on...

Page 56: ...tion A voltage beyond the maximum allowable output of each voltage range is output The input signal level may be too high Lower the input signal level When bias addition is on lower the bias addition...

Page 57: ...6 4 6 4 Performance Testing 6 5 6 4 1 Measurement of maximum output voltage 6 6 6 4 2 Measurement of maximum output power 6 7 6 4 3 Measurement of frequency characteristics 6 8 6 4 4 Measurement of ga...

Page 58: ...on and repacking for transportation Performance test required for example for preventive maintenance acceptance testing and performance confirmation after repair See section 2 4 Simplified Operation C...

Page 59: ...in general when a fine buildup of dust or dirt is observed on the filter If the air filter is dirty remove the dust and dirt from the filter by washing them in water and reinstall the filter after co...

Page 60: ...t in a place that experiences steep temperature changes and is exposed to direct sunlight and store this product at room temperature whenever possible Repacking and transportation Note the following w...

Page 61: ...quency response analyzer 10 Hz to 1 MHz FRA51602 of NF Corporation Oscilloscope DC to 50 MHz 10 mV to 100 V MDO3032 of Tektronix Spectrum analyzer THD meter 40 Hz to 100 kHz 0 1 FS 2015 of Keithley Te...

Page 62: ...Test procedure 1 Set the waveform of the signal generator to sine wave and set the frequencies shown in Table 6 1 Judgment of HSA42011 Performance 2 Set the output on off switch of this product to ON...

Page 63: ...put OFF for both of A and B Input impedance 50 Bias addition OFF dial 5 00 Polarity switching INVT OFF Gain setting 50 CAL Terminating resistor 75 Test procedure 1 Set the output on off switch of this...

Page 64: ...put impedance 50 Bias addition OFF dial 5 00 Polarity switching INVT OFF Gain setting 50 CAL Terminating resistor 50 Set the FRA as follows Item Setting Output Sine wave 0 565 Vpeak Sweep frequency 10...

Page 65: ...6 4 Performance Testing HSA42011 6 9 FRA Figure 6 4 Measurement of Frequency Characteristics This product Terminating resistor FRA...

Page 66: ...Input A Input impedance 50 Bias addition OFF dial 5 00 Polarity switching INVT OFF Terminating resistor 50 Set the FRA as follows Item Setting Output Sine wave Frequency 400 Hz Analysis ch1 ch2 Indica...

Page 67: ...50 CAL Terminating resistor 50 Test procedure 40 Hz 1 kHz 1 Adjust the output level of the signal generator so that the output voltage of this product is 40 Vrms 2 Measure the sine wave distortion ra...

Page 68: ...re 6 5 Measurement of Sine Wave Distortion Ratio Spectrum analyzer This product Terminating resistor THD meter WF series 1CH 30MHz Signal generator WF series 1CH 30MHz Signal generator This product 1...

Page 69: ...switching INVT OFF Gain setting 50 CAL Terminating resistor 50 Test procedure 1 Before starting a measurement adjust the offset voltage of this product to zero according to 3 5 3 Fine output offset a...

Page 70: ...as a reference 0 dB Set frequency Criterion Measured value Judgment 400 kHz 0 dB reference 0 00 Used as reference 100 kHz 1 0 to 1 0 dB _ _ _ _ Pass Fail 500 kHz 3 0 to 1 0 dB _ _ _ _ Pass Fail 1MHz...

Page 71: ...er on 7 6 7 9 Power Input 7 6 7 10 Withstand Voltage Insulation Resistance 7 6 7 11 Operating environment 7 7 7 12 External Dimensions and Weight 7 8 7 13 Output Voltage Current Range 7 8 7 14 Externa...

Page 72: ...1 Input Item Description Input mode Input A input B or addition of input A and input B when the two inputs are on provided that the maximum total voltage of the two inputs is within 10 V Input impeda...

Page 73: ...Output amplitude 10 Vrms 400 Hz used as a reference Slew rate 475 V s or more Input square wave output 150 Vp p Output DC offset Adjustable range 0 5 V or more input terminal shorted Temperature drif...

Page 74: ...output current is clipped and the overload LED on the front panel is lit Output turns off if the overload state lasts for 10 seconds or more If the overload state lasts for 60 seconds a transition is...

Page 75: ...ut 150 in series Detection cycle 50 ms State output Output circuit Open collector output Usable voltage and current 15 V or less 10 mA or less State item Output on off short when output is on Overload...

Page 76: ...edance 50 10 k DC bias on off 7 9 Power Input Item Description Voltage range 100 V AC to 230 V AC 10 not exceeding 250 V Overvoltage Category II Frequency range 50 Hz 60 Hz 2 Hz single phase Power con...

Page 77: ...sation Performance guarantee 5 C to 35 C 5 to 85 RH The absolute humidity must be within the range 1 to 25 g m3 with no condensation Storage condition 10 C to 50 C 5 to 95 RH The absolute humidity mus...

Page 78: ...onship between the voltage and current that can be output at DC It also shows the output range of voltage and current including DC offset in AC of 40 Hz or less The AC output range shows the relations...

Page 79: ...l Dimensions HSA42011 7 9 7 14 External Dimensions Figure 7 3 External Dimensions Side view Front View Rear view Air filters installed Surface treatment Front Rear panel Covers Painting PANTONE 426C A...

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Page 81: ...en corresponding to following particulars A Failure caused by improper handling or use of the product in a manner that does not conform with the provisions of the Instruction Manual B Failure or damag...

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Page 83: ...ised without notice Information provided in this manual is intended to be accurate and reliable However we assume no responsibility for any damage regarding the contents of this manual We assume no re...

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Page 86: ...http www nfcorp co jp NF Corporation 6 3 20 Tsunashima Higashi Kohoku ku Yokohama 223 8508 JAPAN...

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