ITech IT8900 Series Скачать руководство пользователя страница 54

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Function

and Features

Operation steps

1. Press

[Shift]

+ 3(List) keys.

LIST
On Recall Edit

2. Operate

key and move to Edit. Press

[Enter]

key.

EDIT LIST
High-Rate Low-Rate

3. Operate

key and move to the High-Rate and press

[Enter]

key.

EDIT LIST
Current Range=3A

4. Edit number of steps. Press 2 key to edit two steps. Press

[Enter]

key.

EDIT LIST
File Step=2(2-84)

5. Edit current value in step 1 and press

[Enter]

key.

EDIT LIST
Step 001 Level=1A

6. Edit slope in step 1 and press

[Enter]

key.

EDIT LIST
Step 001 Rate=0.1A/uS

7. Edit time in step 1 and press

[Enter]

key.

EDIT LIST
Step 001 Width=5S

8. Edit current value in step 2 and press

[Enter]

key.

EDIT LIST
Step 002 Level=2A

9. Edit slope in step 2 and press

[Enter]

key.

EDIT LIST
Step 002 Rate=0.1A/uS

10. Edit time in step 2 and press

[Enter]

key.

EDIT LIST
Step 002 Width=5S

11. Edit repeat count and press

[Enter]

key.

EDIT LIST
Repeat Count=3

12. Save all edited files and press

[Enter]

key.

EDIT LIST
Save List File=1(1-7)

13. Operate

key and move to on. Press

[Enter]

key (The Trig lamp

that indicates VFD screen status is on). Press

[Esc]

key to exit setting.

LIST
On Recall Edit

14. Press

[On/Off]

key to open input and press

[Shift]

(Trigger) key

(Triggering key).

Содержание IT8900 Series

Страница 1: ...Programmable DC Electronic Load Series IT8900 User s Manual Model Series IT8900 Revision V1 5...

Страница 2: ...g the materials in this document that conflict with these terms the warranty terms in the separate agreement shall prevail Technology Licenses The hardware and or software described herein are furnish...

Страница 3: ...imitation of Warranty Warranty service does not apply to the damage caused in the following circumstances Damage resulting from customer wired circuits or customer supplied parts or accessories Produc...

Страница 4: ...perform any unauthorized modification Do not use the equipment when the removable cover is dismantled or loose Please use the power adapter supplied by the manufacturer to avoid accidental injury We d...

Страница 5: ...80 non condensing Storage temperature 20 C 70 C Altitude Operating up to 2 000 meters Installation category Pollution degree Pollution degree 2 Note In order to ensure the accuracy of measurement it i...

Страница 6: ...ies with tag requirements of the WEEE directive 2002 96 EC This tag indicates that the electronic equipment cannot be disposed of as ordinary household waste Product Category According to the equipmen...

Страница 7: ...2 2008 EN 61000 4 2 2009 IEC 61000 4 3 2006 A1 2007 A2 2010 EN 61000 4 3 2006 A1 2008 A2 2010 IEC 61000 4 4 2004 A1 2010 EN 61000 4 4 2004 A1 2010 IEC 61000 4 5 2005 EN 61000 4 5 2006 IEC 61000 4 6 20...

Страница 8: ...22 3 2 Constant status operation mode 22 3 2 1 Constant current operation mode CC 23 3 2 2 Constant voltage operation mode CV 24 3 2 3 Constant resistance operation mode CR 25 3 2 4 Constant power ope...

Страница 9: ...8 3 21 Parallel Function 51 Chapter4 Technical Specifications 53 4 1 Major technical parameters 53 Chapter5 References of Load Communication Interfaces 82 5 1 RS232 Interface 82 5 2 USB Interface 83 5...

Страница 10: ...black test lines x Number of the power cords vary depending on the model CD 1 Comprising user manual and documents related to programming and grammatical guidelines Factory alignment report 1 Test re...

Страница 11: ...Ltd 2 size IT8915 150 960 IT8912 600 480 IT8912 1200 240 load refer to the following dimension drawing IT8915 150 1200 IT8918 600 720 IT8918 1200 360 IT8922 150 1440 IT8924 600 960 IT8924 1200 480 IT8...

Страница 12: ...Inspection and Installation Copyright ITECH Electronic Co Ltd 3 IT8948 600 1920 IT8948 1200 960 load refer to the following dimension drawing...

Страница 13: ...Inspection and Installation Copyright ITECH Electronic Co Ltd 4 IT8930 600 1200 IT8930 1200 600 IT8937 150 2400 load refer to the following dimension drawing...

Страница 14: ...Inspection and Installation Copyright ITECH Electronic Co Ltd 5 IT8936 600 1440 IT8936 1200 720 IT8945 150 2500 load refer to the following dimension drawing...

Страница 15: ...Inspection and Installation Copyright ITECH Electronic Co Ltd 6 IT8960 600 2400 IT8960 1200 1200 IT8972 600 2500 IT8972 1200 1440 IT8990 150 2500 load refer to the following dimension drawing...

Страница 16: ...Inspection and Installation Copyright ITECH Electronic Co Ltd 7 IT8990 600 2400 IT89135 150 2500 IT89108 600 2500 IT89108 1200 720 load refer to the following dimension drawing...

Страница 17: ...Inspection and Installation Copyright ITECH Electronic Co Ltd 8 IT89150 600 2400 load refer to the following dimension drawing...

Страница 18: ...ls by using a screwdriver Take example of three cabinets the wiring diagram is shown as follows Please refer to 2 6 Rear Panel Introduction for the detailed rear panel introduction 1 4 Connecting the...

Страница 19: ...hina IT 171 America Canada Japan IT E172 Europe IT E173 Britain IT E174 Connecting the power cord Before connecting the power cord please ensure the power switch of the instrument is turned OFF Only u...

Страница 20: ...measurement as example For details of local and remote measurements refer to Functions of Rear Panel Terminal 1 Before connecting the test lines be sure that the instrument Power is in Off position 2...

Страница 21: ...connection and all the single machine function is reserved Six operation modes CC CV CR CP CV CC CR LED Adjustable CV loop speed well suited for multiple power supplies Transient over power loading c...

Страница 22: ...2 600 2500 600V 2500A 72KW 37U 2 IT8972 1200 1440 1200V 1440A 72KW 37U 2 IT8990 150 2500 150V 2500A 90KW 37U 2 IT8990 600 2400 600V 2400A 90KW 37U 3 IT89108 600 2500 600V 2500A 108KW 37U 3 IT89108 120...

Страница 23: ...value CR To select constant resistance mode and set resistance input value CW To select constant power mode and set constant power input value Enter Enter key On Off To control input status of load on...

Страница 24: ...ff Lock To operate Keyboard locking function 2 5 Function description of VFD status indicators IT8900 series VFD indicator lamps description as follows Flag Function introduction Flag Function introdu...

Страница 25: ...nal external triggering terminal external On Off control terminal and voltage fault indication terminal 7 System bus 8 Current monitoring terminal 9 External analog 0 10 V control terminal and remote...

Страница 26: ...Quick Start Copyright ITECH Electronic Co Ltd 17 Schematic Diagram of Rear Panel of IT8900 series 27U electronic load Rear panel terminal AC power switch and AC power input terminal...

Страница 27: ...Quick Start Copyright ITECH Electronic Co Ltd 18 Schematic Diagram of Rear Panel of IT8900 series 37U electronic load AC power switch and AC power input terminal Rear panel terminal...

Страница 28: ...4 Rear panel terminal 5 Parallel input terminals used to connect with slave load input terminals 6 Parallel system Bus terminals used to connect with slave system bus terminals 7 Shield cover 8 Slave...

Страница 29: ...tely 1s the system is under selftest and the VFD display shows System Selftest 3 After selftest the VFD display information below 0 0000V 0 0000A 0 00W CC 0 000A Information description The first line...

Страница 30: ...2 Check whether the power in On Power key is under On status Yes 3 No Please check the Power key to start power and check whether the exception is removed 3 Check whether set power voltage of electro...

Страница 31: ...nction List function Terminal function of rear board To operate auto test function Parallel function 3 1 Switching of local remote operation modes The electronic load is provided with local and remote...

Страница 32: ...urrent value Use moving cursor and press to adjust values at corresponding positions Operation steps 1 Press CC key and Shift CV to enter parameter setting screen Constant Current Range 0 000A 2 Set m...

Страница 33: ...oad provides three ways to modify constant voltage Rotate adjusting knob to set constant voltage value Use numeric keys to input voltage value and press Enter key to confirm set constant voltage value...

Страница 34: ...sistance Rotate adjusting knob to set constant resistance value Use numeric keys to input resistance value and press Enter key to confirm set constant resistance value Use moving cursor and press to a...

Страница 35: ...o modify constant power Rotate adjusting knob to set constant power value Use numeric keys to input power value and press Enter key to confirm set constant power value Use moving cursor and press to a...

Страница 36: ...circuit operation is switched back to OFF status the load returns back to original setting status Actual current value consumed by load at short circuit depends on the existing working mode of load a...

Страница 37: ...Select the CAN communication interface This function is optional 10K Baud rate Addr Address of load Prescaler Prescaler BS1 Value Not settable BS2 Value Not settable Protocol PROTOCOL Communication p...

Страница 38: ...load s von point Living Von point living state ON OFF Point 2V Set the Von value Latch Von point latch state ON OFF Point 2V Set the Von value Protect PROTECT MENU Max P Set hardware power protection...

Страница 39: ...and list output There are five triggering methods to trigger the tested instrument Optional triggering sources of triggering function of electronic load comprise Key Trigger key trigger when key trigg...

Страница 40: ...elated to dynamic test operation including dynamic test mode A value B value pulse width time frequency duty ratio etc Under CC mode current ascending and descending slopes should be set for dynamic t...

Страница 41: ...key TRANSITION Duty 98 0 1 99 9 10 Start dynamic test and operate key Move to On and press Enter key TRANSITION On Off 11 Enter the dynamic test mode 10 0000V 0 0000A 0 00W 0 TRAN 12 Press On Off key...

Страница 42: ...TRANSITION High Rate Low Rate 4 Set ascending slope and press Enter key TRANSITION Rise up 2 000A uS 5 Set descending slope and press Enter key TRANSITION Rise down 2 000A uS 6 Set A value and press...

Страница 43: ...ynamic test parameters and perform the test as follows 1 Press Shift 2 Tran keys TRANSITION On Off 2 Operate key and move it to on Press Enter key and move the cursor to Toggle And press Enter key The...

Страница 44: ...that OCP does not occur Repeat current stepping operation till the load operates to the cutoff current if lower it indicates that OCP does occur Check whether the existing current value is within targ...

Страница 45: ...ng operation till the load operates to the cutoff power if lower it indicates that OPP does occur Check whether the existing power value is within target scope again If yes PASS the test Operating ste...

Страница 46: ...Shift 5 Battery keys to enter function testing screen of battery discharge test STOP CONDITION Voltage STOP Condition Stop Voltage Set stop voltage Capability STOP Condition Stop Capability Set batter...

Страница 47: ...red circle of the following figure It is unable to verify the dynamic characteristics of LED under normal working conditions and the status of accurate ripple current Setting CR LED Mode Example LED d...

Страница 48: ...nd I1 should be close to the static working point of LED as shown in the red circle above Or you can calculate the value of R and Vd by the following method Vd V 0 8 R 0 2V I Where V constant working...

Страница 49: ...ent of rise time 1 Connect DC power to be tested to the input terminal of the electronic load The power is set with a value that is higher than the set high voltage value Keep power output in OFF stat...

Страница 50: ...g keys to enter configuration menu Set voltage value in Voltage on under configuration menu to control on off status of electronic load Based on Von value load and unload the load has two modes Living...

Страница 51: ...tage drops and is lower than Von Point unloading voltage the load will not unload Load working range when VON LATCH is started 3 17 Protective Function The load is provided with following protective f...

Страница 52: ...ftware overcurrent protection function is on if the loading current value exceeds delay of such overcurrent protection set value the load will automatically be OFF and the VFD will display OCP At the...

Страница 53: ...provides an accurate fast and low cost way to complete any complicated current change mode which enables synchronization of internal or external signals in multiple quasi bit load precision tests Whe...

Страница 54: ...key EDIT LIST Step 001 Rate 0 1A uS 7 Edit time in step 1 and press Enter key EDIT LIST Step 001 Width 5S 8 Edit current value in step 2 and press Enter key EDIT LIST Step 002 Level 2A 9 Edit slope in...

Страница 55: ...creen status is on Press Esc key to exit setting LIST On Recall Edit 4 Press On Off key to open input and press Shift Trigger key Triggering key List operation 3 19 Terminal function of rear panel Ter...

Страница 56: ...menu 2 Operate key and select Remote Sense Press Enter key 3 Select ON and start Sense function Set load in remote sense measurement mode 4 Remote sense measurement is connected Refer to figure below...

Страница 57: ...f high level external input 3 19 5 Voltage fault indication When load is under overvoltage protection or terminal reverse polarity protection VF pin voltage fault indication terminal outputs high leve...

Страница 58: ...ss Enter key EDIT PROGRAM Short Sequence 2Y 6 Set loading time of step 1 If 2S is required directly press 2 key on the board Press Enter key EDIT PROGRAM SEQ01 On Time 2S 7 Set unloading time of step...

Страница 59: ...5 6 7 8 9 10 Save Group 11 12 13 14 15 16 17 18 19 20 Program 10 Sequence 1 2 3 4 5 6 7 8 9 10 Save Group 91 92 93 94 95 96 97 98 99 100 14 Save the programmed files in EEPROM A total of 10 groups of...

Страница 60: ...ROM quickly after re energizing instrument refer to the method below 1 Press Shift 6 Prog keys PROGRAM Run Recall Edit 2 Operate key select Recall and press Enter key RECALL PROGRAM Recall Program Fil...

Страница 61: ...ess Enter for parallel setting Single Single mode Slave Salve mode Master Master mode If Master mode is selected you need to set the number of Salves for the Master Total total number of instruments i...

Страница 62: ...esolution 16bit Accuracy 0 01 0 08S 2 0 01 0 0008S Constant power Mode 3 Range 12KW Resolution 1W Accuracy 0 2 0 3 FS Measuring range Read back voltage Range 0 60V 0 600V Resolution 1mV 10mV Accuracy...

Страница 63: ...1 FS 0 05 0 1 FS Constant resistance mode 1 Range 0 03 10 10 7 5K Resolution 16bit Accuracy 0 01 0 08S 2 0 01 0 0008S Constant power Mode 3 Range 12KW Resolution 1W Accuracy 0 2 0 3 FS Measuring rang...

Страница 64: ...1 FS 0 1 0 1 FS Constant resistance mode 1 Range 0 005 10 10 7 5K Resolution 16bit Accuracy 0 01 0 08S 2 0 01 0 0008S Constant power Mode 3 Range 15KW Resolution 1W Accuracy 0 2 0 3 FS Measuring rang...

Страница 65: ...mode 1 Range 0 005 10 10 7 5K Resolution 16bit Accuracy 0 01 0 08S 2 0 01 0 0008S Constant power Mode 3 Range 15KW Resolution 1W Accuracy 0 2 0 3 FS Measuring range Read back voltage Range 0 18V 0 150...

Страница 66: ...0 7 5K Resolution 16bit Accuracy 0 01 0 08S 2 0 01 0 0008S Constant power Mode 3 Range 18KW Resolution 1W Accuracy 0 2 0 3 FS Measuring range Read back voltage Range 0 60V 0 600V Resolution 1mV 10mV A...

Страница 67: ...08S 2 0 01 0 0008S Constant power Mode 3 Range 18KW Resolution 1W Accuracy 0 2 0 3 FS Measuring range Read back voltage Range 0 120V 0 1200V Resolution 10mV 100mV Accuracy 0 025 0 025 FS 0 025 0 025 F...

Страница 68: ...e 22 5KW Resolution 1W Accuracy 0 2 0 3 FS Measuring range Read back voltage Range 0 18V 0 150V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 144A 0 1440A Resolu...

Страница 69: ...uracy 0 2 0 3 FS Measuring range Read back voltage Range 0 60V 0 600V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 96A 0 960A Resolution 1mA 10mA Accuracy 0 1 0...

Страница 70: ...racy 0 2 0 3 FS Measuring range Read back voltage Range 0 120V 0 1200V Resolution 10mV 100mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 48A 0 480A Resolution 1mA 10mA Accuracy 0...

Страница 71: ...racy 0 2 0 3 FS Measuring range Read back voltage Range 0 18V 0 150V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 192A 0 1920A Resolution 10mA 100mA Accuracy 0...

Страница 72: ...Accuracy 0 2 0 3 FS Measuring range Read back voltage Range 0 60V 0 600V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 120A 0 1200A Resolution 10mA 100mA Accurac...

Страница 73: ...uracy 0 2 0 3 FS Measuring range Read back voltage Range 0 120V 0 1200V Resolution 10mV 100mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 60A 0 600A Resolution 1mA 10mA Accuracy 0...

Страница 74: ...Accuracy 0 2 0 3 FS Measuring range Read back voltage Range 0 60V 0 600V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 144A 0 1440A Resolution 10mA 100mA Accurac...

Страница 75: ...ccuracy 0 2 0 3 FS Measuring range Read back voltage Range 0 120V 0 1200V Resolution 10mV 100mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 72A 0 720A Resolution 1mA 10mA Accuracy...

Страница 76: ...curacy 0 2 0 3 FS Measuring range Read back voltage Range 0 18V 0 150V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 240A 0 2400A Resolution 10mA 100mA Accuracy...

Страница 77: ...racy 0 2 0 3 FS Measuring range Read back voltage Range 0 18V 0 150V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 250A 0 2500A Resolution 10mA 100mA Accuracy 0...

Страница 78: ...racy 0 2 0 3 FS Measuring range Read back voltage Range 0 60V 0 600V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 192A 0 1920A Resolution 10mA 100mA Accuracy 0...

Страница 79: ...racy 0 2 0 3 FS Measuring range Read back voltage Range 0 120V 0 1200V Resolution 10mV 100mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 96A 0 960A Resolution 1mA 10mA Accuracy 0...

Страница 80: ...cy 0 2 0 3 FS Measuring range Read back voltage Range 0 18V 0 150V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 250A 0 2500A Resolution 10mA 100mA Accuracy 0 1...

Страница 81: ...racy 0 2 0 4 FS Measuring range Read back voltage Range 0 60V 0 600V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 240A 0 2400A Resolution 10mA 100mA Accuracy 0...

Страница 82: ...uracy 0 2 0 3 FS Measuring range Read back voltage Range 0 120V 0 1200V Resolution 10mV 100mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 120A 0 1200A Resolution 10mA 100mA Accura...

Страница 83: ...uracy 0 2 0 4 FS Measuring range Read back voltage Range 0 60V 0 600V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 250A 0 2500A Resolution 10mA 100mA Accuracy 0...

Страница 84: ...uracy 0 2 0 3 FS Measuring range Read back voltage Range 0 120V 0 1200V Resolution 10mV 100mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 144A 0 1440A Resolution 10mA 100mA Accura...

Страница 85: ...cy 0 2 0 3 FS Measuring range Read back voltage Range 0 18V 0 150V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 250A 0 2500A Resolution 10mA 100mA Accuracy 0 1...

Страница 86: ...curacy 0 2 0 4 FS Measuring range Read back voltage Range 0 60V 0 600V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 240A 0 2400A Resolution 10mA 100mA Accuracy...

Страница 87: ...uracy 0 2 0 4 FS Measuring range Read back voltage Range 0 60V 0 600V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 250A 0 2500A Resolution 10mA 100mA Accuracy 0...

Страница 88: ...ccuracy 0 2 0 4 FS Measuring range Read back voltage Range 0 120V 0 1200V Resolution 10mV 100mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 216A 0 2160A Resolution 10mA 100mA Accu...

Страница 89: ...uracy 0 2 0 3 FS Measuring range Read back voltage Range 0 18V 0 150V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 250A 0 2500A Resolution 10mA 100mA Accuracy 0...

Страница 90: ...ead back voltage Range 0 60V 0 600V Resolution 1mV 10mV Accuracy 0 025 0 025 FS 0 025 0 025 FS Read back current Range 0 240A 0 2400A Resolution 10mA 100mA Accuracy 0 1 0 2 FS 0 2 0 2 FS Read back pow...

Страница 91: ...composite key Shift 8 System to change if necessary Send a C or X character string to the load to pause data transmission It will clear any uncompleted operation and waive any uncompleted output RS 23...

Страница 92: ...sure to match load and PC parameters as follows Baud rate 9600 4800 9600 19200 38400 57600 15200 You may enter system menu through the board to set communication Baud rate Data bit 8 bits Stop bit 1...

Страница 93: ...face There is one CAN interface at the rear panel The user can use this terminal for PC connection to activate connection be sure that the values set in the System menu are same as the corresponding v...

Страница 94: ...em menu through panel and set the communication Baud rate Addr 1 127 Prescale Pres Not settable Change with Baud rate setting PTS BS1 Not settable Change with Baud rate setting PBS BS2 Not settable Ch...

Страница 95: ...Length IT E301 10A 10A 1m IT E301 30A 30A 6mm2 1 2m IT E301 30A 30A 6mm2 2m IT E301 60A 60A 20mm2 1 5m IT E301 120A 120A 50mm2 2m IT E301 240A 240A 70mm2 1m IT E301 240A 240A 70mm2 2m IT E301 360A 36...

Страница 96: ...ng ITECH products In case of any doubts please contact us as follows 1 Refer to accompanying data disk and relevant manual 2 Visit ITECH website www itechate com 3 Select the most convenient contact m...

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