Avtech AVO-6A1-B Instructions Manual Download Page 37 | Manualshive

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PCB 235B - HIGH VOLTAGE DC POWER SUPPLY

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Summary of Contents for AVO-6A1-B

Page 1: ...5 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 Canada or...

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: ...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 14 FUSE RATINGS 14 FRONT PANEL...

Page 4: ...S 34 WIRING OF AC POWER 34 WIRING OF DC POWER 35 PCB 158R4 LOW VOLTAGE POWER SUPPLY 36 PCB 235B HIGH VOLTAGE DC POWER SUPPLY 37 PCB 217A RELAY DRIVER 38 PCB 104F KEYPAD DISPLAY BOARD 1 3 39 PCB 104F K...

Page 5: ...or one second and if the overload condition persists the power is cut again This cycle repeats until the overload is removed The AVO 6A1 B consists of two parts the mainframe and the output module The...

Page 6: ...d Solder terminals one for OUT one for GND SMA option replaces the two solder terminals with a single SMA connector9 Optional output device sockets The standard solder terminals can be replaced by a p...

Page 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...

Page 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...

Page 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...

Page 10: ...gory II instrument intended for operation from a normal 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 conn...

Page 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...

Page 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...

Page 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...

Page 14: ...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 0A 250V Ti...

Page 15: ...t disabled 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...

Page 16: ...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 FINE This changes the step size of the ADJ...

Page 17: ...rument triggers normally when this input is unconnected When set to active high mode this input is pulled down to ground by a 1 k resistor When set to active low mode this input is pulled up to 5V by...

Page 18: ...n 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 Manual for B Instruments for mor...

Page 19: ...le Functional Equivalent Circuit An additional resistance RMON can be placed in series with the diode load for current monitoring purposes In this case the diode current is given by IDIODE VOUT VDIODE...

Page 20: ...r is used If the user wishes to solder something close to this connector the Amphenol 132140 male SMA to solder cup adapter could be used The two SMA connectors on the output module are interchangeabl...

Page 21: ...scope When the output module is not used a 50 Ohm load impedance is required for proper test operation BASIC TEST ARRANGEMENT WITH OUTPUT MODULE To fully test the instrument and for normal operation t...

Page 22: ...vel reference pulse used to trigger oscilloscopes or other measurement systems When the delay is set to a positive value the SYNC pulse precedes the OUT pulse When the delay is set to a negative value...

Page 23: ...nt panel controls or via the GPIB or RS 232 computer interfaces TRIGGER MODES This instrument has four trigger modes Internal Trigger the instrument controls the trigger frequency and generates the cl...

Page 24: ...truments for more details GATING MODES Triggering can be suppressed 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 usin...

Page 25: ...e Connect a 2 5W or higher 50 load to the OUT connector on the rear panel of the mainframe and place the scope probe across this load Set the oscilloscope to trigger externally 2 Turn on the AVO 6A1 B...

Page 26: ...ppear on the oscilloscope 7 To enable the output a Press the MOVE button until the arrow pointer is pointing at the output menu item b Press the CHANGE button The output submenu will appear c Press MO...

Page 27: ...n until it is b Press the CHANGE button The frequency submenu will appear Rotate the ADJUST knob until the frequency is set at 10 kHz c The arrow pointer should be pointing at the Internal choice If i...

Page 28: ...t submenu will appear c Press MOVE until the arrow pointer is pointing at the ON choice d Press CHANGE to return to the main menu 8 To change the output amplitude a Press the MOVE button until the arr...

Page 29: ...lt 40 sets the amplitude to 40 V output on 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 trigger...

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: ...gh voltages are present inside the instrument during normal operation Do not operate the instrument with the cover removed RACK MOUNTING A rack mounting kit is available The R5 rack mount kit may be i...

Page 33: ...es may require replacement All fuses can be accessed from the rear panel See the FUSES section for details CLEANING If desired the interior of the instrument may be cleaned using compressed air to dis...

Page 34: ...U X A K Y B R O Y G T O LCD T O PCB108 T O ENCODER T O LCD 104D BD2 PCB104D KEYPADBOARD B UNITS ONLY Chassisgroundpost G1 G2 B1 RED G4 G3 L N G X2 CORCOM6EGG1 2 POWERENTRY M ODULE 1 1b 1a 2 2b 2a X1 P...

Page 35: ...O R24 AWG CAP BANK GND HI EXTPS NEGIN GND GND DC IN DC IN DC IN GND GND GND 20 AWG PCB158R4 HI EXTPS GND J1 J2 J3 J4 J6 J10 GND GND GND 20 AWG 70VFIXTOPGA B C GNDTOPGA B C 0 TO 100VVAR TOPGB C PGSSR Z...

Page 36: ...PCB 158R4 LOW VOLTAGE POWER SUPPLY...

Page 37: ...PCB 235B HIGH VOLTAGE DC POWER SUPPLY...

Page 38: ...p c b 2 1 7 d d b D o c u m e n ts p c b 2 1 7 a s c h S S R R E L A Y D R IV E R 1 A 1 2 3 4 5 6 K 1 P S 7 1 0 A 1 A 1 2 3 4 5 6 K 2 P S 7 1 0 A 1 A R 2 1 5 K R 1 1 5 K 1 5 V I N 1 2 4 V O U T 2 1 5...

Page 39: ...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 40: ...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 41: ...DA 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...

Page 42: ...EO 19 XRLY3 V I 20 XRLY2 DUALPW 21 XRLY1 22 GATE 23 EXTTRIG 24 SYNC OUT 25 M AINOUT 26 5VON OFF 27 15VON OFF 28 OUT SYNC VSPARE VPRF GATE 24 V GND TR IG AUX GND VF NO C NC SW NO C NC AMP LAN O LIM EX...

Page 43: ...PERFORMANCE CHECK SHEET 43...

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