ITech IT8511A Manual Download

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사용자

가이드

전자로드

모델

: IT 8511, IT 8512

저작권

2004

판권

소유

Ver1.0 /FEB, 2004/ IT8500-603

Summary of Contents for IT8511A

Page 1: ...1 DC IT 8511 IT 8512 2004 Ver1 0 FEB 2004 IT8500 603...

Page 2: ...2 ONE IT8500 90 Customer...

Page 3: ...3 2 95 2000 ac 1 ac resuscitation...

Page 4: ..._________________________________________________ WARNING ___________________________________________________________________ CAUTION __________________________________________________________________...

Page 5: ...5 3 4 5 6 1 2 3 4...

Page 6: ...ad is in Remote sensing state CV Constant voltage CV mode CV Error A errors have occurred CW Constant power CW mode Link In the communication state CR Resistance CR mode CR Indicates that the electron...

Page 7: ...CI P set Choosing CP mode and setting the input of regulation power mode CP R set Choosing CR mode and setting the input of regulation resistor mode CR Shift A Switch to A setting value Shift B Switc...

Page 8: ...charge electronic operation Shift S Tran Set the transition operation parameter Input on off Enable or disable load input Front Panel Menus 1 4 2 8 9 6 0 5 7 3 ESC I set V set R set Input on off Shift...

Page 9: ...let you move through the commands in the presently Selected function menu Bring up the next command in the list Function menus are circular you can return to the starting position by continuous press...

Page 10: ...will keep the state off KEY SOUND SET Keypad sound setting ON DEFAULT Enable key sound OFF Disable key sound KNOB LOCK SET Setup Rotary knob lock state ON Lock Rotary knob OFF DEFAULT Unlock Rotary kn...

Page 11: ...l 8 files and each file have120 list steps 4 X 250 STEPS Total 4 files and each file have250 list steps 2 X 500 STEPS Total 2 files and each file have500 list steps 1 X 1000 STEPS Total 1 file and eac...

Page 12: ...ccomplish Refer to the table of contents or index of each guide for a complete list of the information contained within Getting Started Map Task Where to find information Checking out the unit Verifyi...

Page 13: ...components and so on IT8500 The Electronic load contains a processor serial port connector front panel keypad and VFD and other circuits common to the other entire load module VFD IT8500 serial Electr...

Page 14: ...has keyboard controls for setting the input voltage current and resistance The panel display provides digital readouts of a number of functions including the inputs Annunciators display the operating...

Page 15: ...ode parameters are discussed in the following paragraphs CC LOAD CURRENT LOAD INPUT VOLTAGE I V CURRENT SETTING CONSTANTCURRENT MODE Constant Resistance CR Mode CR In this mode the module will sink a...

Page 16: ...ill attempt to sink enough current to control the source voltage to the programmed value The module acts as a shunt voltage regulator when operating in the CV mode CV The CV mode can be set at the fro...

Page 17: ...o periodically switch between two load levels as might be required for testing power supplies 2 A power supply s regulation and transient characteristics can be evaluated by monitoring the supply s ou...

Page 18: ...toggles between two load levels and change the state between value A and value B 2 A B 10A 5A Continuous Transient Operation 2 0ms 3 0ms Pulse Switch to value B as receiving one trigger signal taking...

Page 19: ...st operation The parameter of list operation include the group file name input step setting the max steps is 1000 steps time of one step 1mS 1h and setting value of one step operation The 1000 1 1 ste...

Page 20: ...onic load has various triggering modes to allow synchronization with other test equipment or events Such as Keypad triggering mode Press Shift Trigger to trigger the electronic load TTL triggering mod...

Page 21: ...current value is 1 2 times of the current range CC CR 1 2 In CV mode short circuit operation is same as the operation of setting CV to 0V CV CV 0 V NOTE Turning the S Sh ho or rt t T Te es st t on in...

Page 22: ...Rated voltage and Rated Power The figure is as following INPUT VOLTAGE V Rated voltage Rated power Input current I Rated current Operation mode change state INPUT VOLTAGE V Rated voltage Software Powe...

Page 23: ...e Input current exceeds the current limit Buzzer is mooing VFD display the flashing current value CV VFD Over Power If the input power exceeds the power limit in the normal operation mode Load will wo...

Page 24: ...on line between tested machine and terminals of Load biggish 1 CV CR CP In order to assure testing precision Load provides one remote testing terminals in the rear panel Users could test the output te...

Page 25: ...ulse width time Resistance A pulse width time Resistance B width time Transition current testing mode Transition voltage testing mode Transition power testing mode Transition resistance testing mode M...

Page 26: ...l mode VFD Battery Voltage Min voltage Load Sink Current V t I t External Control Signals Electronic Load has a 4 pin connector mounted on its rear panel 4 These signals are described in the following...

Page 27: ...e or generate a pulse in transient pulse mode Installation Inspection Damage When you receive your electronic load inspect it for any obvious damage that may have occurred during shipment If there is...

Page 28: ..._________________ WARNING To prevent electric shock unplug unit before cleaning ___________________________________________________________________ Location The outline diagram in following figure giv...

Page 29: ...ration A fan cools the electronic load by drawing air through the button and sides and exhausting it out the back Minimum clearances for bench operation are 25 mm along the sides 25 mm _______________...

Page 30: ...r joining two half rack units is also available by using Option IT E151 1 IT E151 If your cabinet has a circulation fan avoid installing the Electronic Load too close to the cabinet fan The cabinet fa...

Page 31: ...174 Trigger And Remote Sensing Connections A 4 pin connector and a quick disconnect mating plug are provided on rear panel for accessing input signals and remote sensing all leads connected to the con...

Page 32: ...tion cable COMPUTER INSTRUMENT RX TX IT E131 ISOLATED COMMUNICATION CABLE TTL 5V RS232 ISOLATION 859666668889942311 IT CAUTION Users must use IT E131 to realize the remote operation between PC and IT8...

Page 33: ...DATA EEPROM Lost calibration data Run well if no such display system will go to the step 4 directly 4 Press Shift button and keys LOAD MODEL IT85XX SN XXX XXX XXX VER x xx Display the information of t...

Page 34: ...electronic load is in sense state CV The selected input channel is in the constant voltage CV mode Error A errors have occurred CW The selected input channel is in the constant power CW mode Link In t...

Page 35: ...ng values Increasing or decreasing setup values Press or select the front panel menu parameters Power The Power switch turns the electronic load power on or off Example I set set up a constant current...

Page 36: ...by using Rotary SW 1 If the key board is unlocked by password directly adjust the Rotary SW button and voltage will be continually changed from the previews value according the rotation At the beginni...

Page 37: ...otary knob to adjust the voltage value POWER W Step 3 Press ENTER to confirm 0 000W P 000W R set set up a constant resistance from 0 1 to 4000 8500 series electronic load can be setup for a constant r...

Page 38: ...V Step 2 enter a new value by using numeric keys or Rotary knob to adjust the resistance value VOLTAGE V Step 3 Press ENTER to confirm 0 000W V 3 000V Shift Store Procedure Operation details VFD displ...

Page 39: ...and button to change the selecting function press ENTER button to execute the selection function or step into the next sub menu CONFIG Enter INITIAL CONFIG POWER ON LOAD POWER ON RECALL KEY SOUND SET...

Page 40: ...sers can choose one of the three operation modes Continuous Pulse and Toggling mode Transition Parameter Setting Users could press Shift S Tran to set the transition parameter Shift S Tran LEVEL A Set...

Page 41: ...n mode is CONTINOUS 3 Press Shift and Tran to activate the transient mode 4 Press Shift and Tran again to stop the transient operation Pulse Transient Operation In this mode generates a transient puls...

Page 42: ...ad could change the input between the main level and the transient level when toggled transient operation is in effect For example When Load receives one trigger signal Load current will switch betwee...

Page 43: ...ption of menu of LIST SET 3 Press ENTER into the next step menu move cursor to EDIT LIST FILE 4 Press ENTER into the next step menu move cursor to CURRENT LIST select CURRENT MODE 5 Press ENTER move c...

Page 44: ...MODE 15 Press ENTER to confirm Specifications Parameter IT8511A IT8512A Input rating 0 40 Voltage 0 to 120V 0 to 120V Current 1mA to 30A 1mA to 30A Power 150 W 300 W Load Regulation Voltage 0 18V 0 05...

Page 45: ...rement 0 100W 1 30mW resolution 1mW 100 300W 1 300mW resolution 10mW Cooling Fan speed control cooling mode AC Input 110V 10 50Hz 60Hz 220V 10 50Hz 60Hz Supplied User s manual CD ROM AC Power cord Opt...

Page 46: ...andard PC interface through the IT E131 isolated communication cable PC Load IT E131 communication cable COMPUTER INSTRUMENT RX TX IT E131 ISOLATED COMMUNICATION CABLE TTL 5V RS232 ISOLATION 859666668...

Page 47: ...rameter 33H Reading CC mode transient parameter 34H Setting CV mode transient voltage and timer parameter 35H Reading CV mode transient parameter 36H Setting CW mode transient watt and timer parameter...

Page 48: ...a trigger signal to trigging the electronic load 5BH Saving user s setting value in appointed memory area for recall 5CH Recall user s setting value in appointed memory area 5DH Selecting FIXED SHORT...

Page 49: ...is sum code is the sum of the former 25 bytes 4 Communication Protocol 1 Selecting the Remote control mode 20H 1st byte Start bit AAH 2 nd byte Address 0 0XFE 3rd byte Command 20H 4 th byte Operation...

Page 50: ...s of Hex Lower bytes are in the front location higher bytes are in the later location 1 represent 1mV For Example The voltage upper limit is 16 000V the hex code is 0X00003EB0 then the 4th byte is 0XB...

Page 51: ...yte The higher byte of max power value 7 th byte The highest byte of max power value From 8 th to 25 th byte System reserve 26th byte Sum code NOTE Represent power value by 4 bytes of Hex Lower bytes...

Page 52: ...resent current by 4 bytes of Hex Lower bytes are in the front location higher bytes are in the later location For example current is 3 0000A Hex code is 0X00007530 NO 4 bye is 0X30 NO 5 bye is 0X75 NO...

Page 53: ...yte The lowest byte of max power value 5th byte The lower byte of max power value 6 th byte The higher byte of max power value 7th byte The highest byte of max power value 8 th to 25 th byte System re...

Page 54: ...e Address 0 0XFE 3rd byte Command 32H 33H From 4th byte to 7th byte Setting value of current A Lower bytes are in the front location higher bytes are in the later location From 8 th byte to 9 th byte...

Page 55: ...TOGGLED From 17 th to 25 th byte System reserve 26 th byte Sum code 13 Setting Reading CW mode transient watt and timer parameter 36H 37H 1st byte Start bit AAH 2 nd byte Address 0 0XFE 3rd byte Comm...

Page 56: ...ting value of resistance B Lower bytes are in the front location higher bytes are in the later location From 14 th byte to 15th byte Time value of timer B Lower bytes are in the front location higher...

Page 57: ...H 3FH From 4 th to 5 th byte LIST steps From 6 th to 25 th byte System reserve 26 th byte Sum code 18 Setting Reading one of the step s current and time values 40H 41H 1st byte Start bit AAH 2nd byte...

Page 58: ...s are in the front location higher bytes are in the later location 1 represent 0 1MS From 12 th to 25 th byte System reserve 26 th byte Sum code 20 Setting Reading one of the step s power and time val...

Page 59: ...front location higher bytes are in the later location 1 represent 0 1MS From 12 th to 25 th byte System reserve 26th byte Sum code 22 Setting Reading List file name 48H 49H 1 st byte Start bit AAH 2 n...

Page 60: ...The lowest byte of voltage value 5th byte The lower byte of voltage value 6 th byte The higher byte of voltage value 7th byte The highest byte of voltage value From 8 th to 25 th byte System reserve 2...

Page 61: ...ion address 54H 1 st byte Start bit AAH 2nd byte Address 0 0XFE 3 rd byte Command 54H 4 th byte New communication address 0 0XFE From 5th to 25th byte System reserve 26 th byte Sum code 29 Enable Disa...

Page 62: ...0 Keypad 1 External 2 command From 5th to 25th byte System reserve 26 th byte Sum code 32 Sending a trigger signal to trigging the electronic load 5AH 1st byte Start bit AAH 2 nd byte Address 0 0XFE 3...

Page 63: ...tage value Lower bytes are in the front location higher bytes are in the later location From 8th to 11th byte Actual input current value Lower bytes are in the front location higher bytes are in the l...

Page 64: ...tant resistance 36 Enter the calibration mode 60H 1 st byte Start bit AAH 2nd byte Address 0 0XFE 3 rd byte Command 60H 4th byte Calibration mode select 0 disable 1 enable 5th byte Calibration passwor...

Page 65: ...d byte Command 62H 4 th byte Voltage calibration point 1 4 From 5th to 25th byte System reserve 26 th byte Sum code NOTE Current calibration standard points have four 1 2 3 4 39 Sending the actual inp...

Page 66: ...current to calibration program 65H 1 st byte Start bit AAH 2nd byte Address 0 0XFE 3 rd byte Command 65H 4 th byte The lowest byte of actual current 5 th byte The lower byte of actual current 6th byt...

Page 67: ...mmand 67H 68H From 4 th to 23 rd byte Demarcate information ASIC code 24 th byte System reserve 25 th byte System reserve 26 th byte Sum code 44 Restore the factory default calibration data 69H 1 st b...

Page 68: ...sion number is V2 03 data as following AA 00 31 38 35 31 31 00 03 02 ZZ ZZ ZZ ZZ ZZ ZZ ZZ ZZ ZZ ZZ XX XX XX XX XX 57 46 Reading information in bar code 6BH 1 st byte Start bit AAH 2 nd byte Address 0...

Page 69: ...5 th to 25 th byte System reserve 26 th byte Sum code NOTE Receiving one frame command and verify them If verify sum is wrong return the parameter 90H If setting parameter is wrong or over brim retur...

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