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AVTECH ELECTROSYSTEMS AVR-E5-B, Instructions Manual

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AVTECH ELECTROSYSTEMS AVR-E5-B Instructions Manual Download Page 36

PCB 235B - HIGH VOLTAGE DC POWER SUPPLY

Summary of Contents for AVR-E5-B

Page 1: ...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 P O BOX 265 OGDENSBURG NY U S A 13669 0265 TEL 888 670 8729 USA Canada or 1 613 686 667...

Page 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...

Page 3: ...E LICENSING 10 INSTALLATION 11 VISUAL CHECK 11 POWER RATINGS 11 CONNECTION TO THE POWER SUPPLY 11 PROTECTION FROM ELECTRIC SHOCK 12 ENVIRONMENTAL CONDITIONS 13 LABVIEW DRIVERS 13 FUSES 14 AC FUSE REPL...

Page 4: ...NCE 33 REGULAR MAINTENANCE 33 CLEANING 33 TRIGGER DAMAGE 33 WIRING DIAGRAMS 34 WIRING OF AC POWER 34 PCB 158R2 LOW VOLTAGE POWER SUPPLY 35 PCB 235B HIGH VOLTAGE DC POWER SUPPLY 36 PCB 216E PRF PW TWEA...

Page 5: ...E5 B is a highly 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 u...

Page 6: ...tely VXI Option Adds a rear panel Ethernet connector allowing the instrument to be remotely controlled using the VXI 11 3 ssh secure shell telnet and http web protocols In particular the VXI 11 3 feat...

Page 7: ...e amplitude resolution is typically 0 02 of the maximum amplitude Settings accuracya Typically 3 2 ns or 2 of max amplitude after 10 minute warmup For high accuracy applications requiring traceable ca...

Page 8: ...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...

Page 9: ...under the sole responsibility of Avtech Electrosystems Ltd Specifically products manufactured do not contain the substances listed in the table below in concentrations greater than the listed maximum...

Page 10: ...ecycling activities to local governments and financing of recycling activities FIRMWARE LICENSING Instruments with firmware versions 5 00 or higher use open source software internally Some of this sof...

Page 11: ...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...

Page 12: ...ors 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 the...

Page 13: ...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...

Page 14: ...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...

Page 15: ...els Fuses Nominal Mains Voltage Rating Case Size Recommended Replacement Part Littelfuse Part Number Digi Key Stock Number 1 2 AC 100 240V 0 5A 250V Time Delay 5 20 mm 0218 500HXP F2416 ND 3 DC N A 1...

Page 16: ...ed for about 5 seconds 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...

Page 17: ...is decreases the setting by a factor of ten If one of the adjustable numeric parameters is displayed and this parameter can be both positive or negative this changes the sign of the parameter EXTRA FI...

Page 18: ...f 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 s...

Page 19: ...rs 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 implement serial control internally See the Programming Manua...

Page 20: ...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...

Page 21: ...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...

Page 22: ...nel gate menu or the appropriate programming commands This input can also be set to act synchronously or asynchronously When set to asynchronous mode the GATE will disable the output immediately Outpu...

Page 23: ...rst removing the one Phillips screw on the side panel adjacent to the front handle DC OFFSET OS OPTION A DC offset can be added to the output signal by applying a DC voltage to the rear panel OS conne...

Page 24: ...urned off when 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 1 MHz The output st...

Page 25: ...roper operation The output stage may be damaged if the output is not terminated into a 50 load The AVR E5 B output may be observed using either a high speed sampling oscilloscope or a slower real time...

Page 26: ...some sampling oscilloscopes a 20 dB attenuator should be placed at the input to the scope trigger channel d The bandwidth capability of components and instruments used to display the pulse generator...

Page 27: ...ow pointer should be pointing at the Normal choice If it is not press MOVE until it is d Press CHANGE to return to the main menu 5 To set the pulse width to 10 ns a Press the MOVE button until the arr...

Page 28: ...ing to a value more compatible with your sampling oscilloscope Repeat step 4 if required You may also need to adjust the sampling scope controls d Rotate the ADJUST knob The amplitude as seen on the o...

Page 29: ...n 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 5 ns sets the pulse width...

Page 30: ...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...

Page 31: ...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...

Page 32: ...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...

Page 33: ...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...

Page 34: ...D B UNIT S ONLY Chassis ground post G1 G2 B1 RED G4 G3 L N G X2 CORCOM 6 EGG1 2 POW ER E NT RY MODULE 1 1b 1a 2 2b 2a X1 POW ER SW ITCH SW 32 5 ND CW INDUST RIES GRS 40 22 0013 A1 BROW N A2 BLUE A3 BL...

Page 35: ...PCB 158R2 LOW VOLTAGE POWER SUPPLY...

Page 36: ...PCB 235B HIGH VOLTAGE DC POWER SUPPLY...

Page 37: ...PCB 216E PRF PW TWEAKS...

Page 38: ...2015 ddb Documents Panelbrd prj PANELTOP LEVELSCHEMATIC 1 2 3 4 5 6 7 8 9 10 J5 Amp 54999 10 1 10 pin straight head er I2C_INT SC L SDA GND VC C SINGLE PULSE BACKLIGHT ENCODER ENCODER S CH I2C_INT SC...

Page 39: ...UST HAVE A IN P N VC C 1A 1B X2 82 101 71 1 b utton keypad 1 2 U4 A MM74HC 14N 11 10 U1 E MM74HC 14N SINGLE PULSE VC C VC C C1 0 2 2uF C1 1 2 2uF C1 2 2 2uF C9 2 2uF C7 2 2uF C6 2 2uF C1 2 2uF 3 4 U4...

Page 40: ...A SC L VC C VC C GND VC C VC C C5 0 1uF 1 2 U1 A MM74HC 14N 13 12 U1 F MM74HC 14N 5 6 U1 C MM74HC 14N PAD3 LED PAD4 LED X3 4 40 MOUNT X1 4 40 MOUNT X9 4 40 MOUNT X8 4 40 MOUNT 3 4 U1 B MM74HC 14N LC D...

Page 41: ...O GIC 7 O SQ U 8 O TR I 9 O SINE 10 O EA 11 O SPE EDU P RNG 12 AMPL RN G 4 13 AMPL RN G 3 14 AMPL RN G 2 15 AMPL RN G 1 16 AMPL RN G 0 17 XR LY 5 18 XR LY 4 EO 19 XR LY 3 V I 20 XR LY 2 DU AL PW 21 XR...

Page 42: ...PERFORMANCE CHECKSHEET 42...

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