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Avtech AVRF-7B-B, Инструкция по эксплуатации

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Avtech AVRF-7B-B Скачать руководство пользователя страница 36

PCB 216E - PRF / PW / TR ADJUST

Содержание AVRF-7B-B

Страница 1: ...14085 A V T E C H E L E C T R O S Y S T E M S L T D N A N O S E C O N D W A V E F O R M E L E C T R O N I C S S I N C E 1 9 7 5 info avtechpulse com http www avtechpulse com Tel 888 670 8729 USA Cana...

Страница 2: ...ace said defective item This warranty does not apply to units which have been dissembled modified or subjected to conditions exceeding the applicable specifications or ratings This warranty is the ext...

Страница 3: ...VISUAL CHECK 10 POWER RATINGS 10 CONNECTION TO THE POWER SUPPLY 10 PROTECTION FROM ELECTRIC SHOCK 11 ENVIRONMENTAL CONDITIONS 12 LABVIEW DRIVERS 12 FUSES 13 AC FUSE REPLACEMENT 13 DC FUSE REPLACEMENT...

Страница 4: ...DAMAGE 30 WIRING DIAGRAMS 31 WIRING OF AC POWER 31 WIRING OF DC POWER 32 PCB 158R5 LOW VOLTAGE POWER SUPPLY 33 PCB 284C HIGH VOLTAGE DISCHARGE BOARD 34 PCB 183A S AND 183A P CAPACITOR BANKS 35 PCB 21...

Страница 5: ...flexible instrument Aside from the internal trigger source it can also be triggered or gated by external TTL level signals A front panel pushbutton or a computer command can also be used to trigger t...

Страница 6: ...0 1 of the maximum amplitude Settings accuracy after 10 minute warm up Amplitude Typically 3 of setting 2 of maximum Delay Period Typically 3 of setting 5 ns Pulse width Typically 3 of setting 2 ns a...

Страница 7: ...g Also check that your load is adequately shielded It may be necessary to enclose the load in a metal enclosure If any of the connectors on the instrument are unused they should be covered with shield...

Страница 8: ...tion of conformity is issued under the sole responsibility of Avtech Electrosystems Ltd Specifically products manufactured do not contain the substances listed in the table below in concentrations gre...

Страница 9: ...9 have been made Requirements for WEEE compliance may include registration of products with local governments reporting of recycling activities to local governments and financing of recycling activiti...

Страница 10: ...mal single phase supply CONNECTION TO THE POWER SUPPLY An IEC 320 three pronged recessed male socket is provided on the back panel for AC power connection to the instrument One end of the detachable p...

Страница 11: ...erators are prevented access and or are insulated from every connection point In some cases connections must be exposed to potential human contact Operators must be trained to protect themselves from...

Страница 12: ...C decreasing linearly to 50 relative humidity at 40 C 5 Mains supply voltage fluctuations up to 10 of the nominal voltage 6 no pollution or only dry non conductive pollution LABVIEW DRIVERS A LabVIEW...

Страница 13: ...the fuses on the rear panel are shown in the figure below AC FUSE REPLACEMENT To physically access the AC fuses the power cord must be detached from the rear panel of the instrument The fuse drawer ma...

Страница 14: ...g Case Size Recommended Replacement Part Littelfuse Part Number Digi Key Stock Number 1 2 AC 115 V 0 8A 250V Time Delay 5 20 mm 0218 800HXP F2418 ND 230 V 0 5A 250V Time Delay 5 20 mm 0218 500HXP F241...

Страница 15: ...conds after which the instrument will attempt to re enable the output i e light green for about 1 second If the overload condition persists the output will be disabled again i e light yellow for anoth...

Страница 16: ...numeric parameters is displayed this increases the setting by a factor of ten 10 If one of the adjustable numeric parameters is displayed this decreases the setting by a factor of ten If one of the ad...

Страница 17: ...of the instrument This input can be either active high or active low depending on the front panel settings or programming commands The instrument triggers normally when this input is unconnected When...

Страница 18: ...ing It may be necessary to send a few return characters before attempting a login in order to provide enough data to allow this auto sensing to work A standard Linux agetty process is used to implemen...

Страница 19: ...set to a positive value the SYNC pulse precedes the OUT pulse When the delay is set to a negative value the SYNC pulse follows the OUT pulse These pulses are illustrated below assuming internal trigg...

Страница 20: ...ment controls the trigger frequency and generates the clock internally External Trigger the instrument is triggered by an external TTL level clock on the back panel TRIG connector Manual Trigger the i...

Страница 21: ...sed by a TTL level signal on the rear panel GATE connector The instrument can be set to stop triggering when this input high or low using the front panel gate menu or the appropriate programming comma...

Страница 22: ...the instrument is not in use In the case of failure the switching elements are easily replaced following the procedure described in a following section DO NOT EXCEED 5 kHz The output stage may be dama...

Страница 23: ...2 R PW f where V is the output voltage R is the load resistance PW is the pulse width and T is the pulse period 1 frequency and f is the frequency If a 50 resistor is used the worst case average power...

Страница 24: ...t press MOVE until it is d Press CHANGE to return to the main menu 5 To set the delay to 1 us a Press the MOVE button until the arrow pointer is pointing at the delay menu item b Press the CHANGE butt...

Страница 25: ...r 500V for N instruments c Observe the oscilloscope You should see 1 us wide 500V pulses d Rotate the ADJUST knob The amplitude as seen on the oscilloscope should vary e Reduce the amplitude to 50V or...

Страница 26: ...turns on the output For triggering a single event this sequence would be more appropriate rst resets the instrument trigger source hold turns off all triggering pulse width 250 ns sets the pulse width...

Страница 27: ...value DCYCle numeric value HOLD WIDTh DCYCle DELay numeric value GATE TYPE ASYNC SYNC LEVel HIgh LOw SOURce VOLTage LEVel IMMediate AMPLitude numeric value EXTernal PROTection TRIPped query only STAT...

Страница 28: ...Nual HOLD IMMediate CLS no query form ESE numeric value ESR query only IDN query only OPC SAV 0 1 2 3 no query form RCL 0 1 2 3 no query form RST no query form SRE numeric value STB query only TST que...

Страница 29: ...factory for repair Service is to be performed solely by qualified service personnel Caution High voltages are present inside the instrument during normal operation Do not operate the instrument with t...

Страница 30: ...s recommended TRIGGER DAMAGE The rear panel TRIG input used in the external trigger mode is protected by a diode clamping circuit However the protection circuit is not foolproof and it is possible for...

Страница 31: ...st G 1 G 2 B1 G 4 G 3 L N G X2 CORCO M6EGG 1 2POWERENTRY M O DULE 1 1b 1a 2 2b 2a X1 POWERSWITCHSW325 ND CWINDUSTRIES G RS 4022 0013 A1 BRO WN A2 BLUE A3 BLACK A4 WHITE GR N AMB D1 P395 NDLED GRN AMB...

Страница 32: ...D GND 5V 5V 24 NOOLO POSOLO POSOLO 20 AWG 24 AWG NEGOLO GND OLOGND 20 O R24 AWG CAP BANK GND HI EXTPS NEGIN GND GND GREEN GND AMBER DC IN DC IN DC IN GND GND GND 20 AWG PCB158R5 HI EXTPS GND K A J1 J2...

Страница 33: ...PCB 158R5 LOW VOLTAGE POWER SUPPLY...

Страница 34: ...PCB 284C HIGH VOLTAGE DISCHARGE BOARD...

Страница 35: ...D Mfg 7200 4 40 thread standoff 3 8 X8 HV WARNING X9 HV WARNING X11 HV WARNING R1 R2 R3 R4 R5 R6 1 2 J1 HV 1 2 J2 HV 1 2 J3 GND 1 2 J4 GND P1 P2 P3 N1 N2 N3 R7 R8 R9 R10 1 2 J5 HV 1 2 J6 HV 1 2 J7 GND...

Страница 36: ...PCB 216E PRF PW TR ADJUST...

Страница 37: ...PCB 104G KEYPAD DISPLAY BOARD...

Страница 38: ...TE 24V GND TRIG AUX GND VF NO C NC SW NO C NC AMP LAN OLIME X 295F BD3 PCB295F CONN1 SYNC CONN4 G ATE CONN3 TRIG CHSGND OLOGND POSOLO 5V CONN2 OUT 15V NSY 24V NO OLO C HSGND 5V 15VNSY 15V 1 5KOY 1N536...

Страница 39: ...PERFORMANCE CHECKSHEET 39...

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