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ET5420 double channel

Programmable DC power load

User manual

Hangzhou Zhongchuang Electron Co.,Ltd

Содержание ET5420

Страница 1: ...ET5420 double channel Programmable DC power load User manual Hangzhou Zhongchuang Electron Co Ltd...

Страница 2: ...test the dynamic power output performance Scanning test mode can test the continuity of power output within a certain range List mode which can simulate various loaded state changes Short circuit tes...

Страница 3: ...isplay 2 8 inch TFT LCD resolution 320 x 240 Operating temperature 0 to 40 Storage temperature 10 to 70 Relative humidity 80 Interface standard USB Device RS232 or 485 Size 90mm 190mm 300mm width heig...

Страница 4: ...de 5 2 4 4 Constant Power Test Mode 5 2 4 5 Constant Current Switch To Voltage Test Mode 6 2 4 6 Constant Resisitance Switch To Voltage Test Mode 6 2 5 Dynamic Mode Test Operation 7 2 6 Listing Mode T...

Страница 5: ...function key CH CH1 CH2 switching Shift Menu Non basic mode parameter settings On1 On2 CH1 CH2 switch key Shift Esc return Trigger Trigger key Shift Mode Mode selection Enter Enter Shift Utility Syste...

Страница 6: ...he PC instruction Also users can press the button Shift Enter simultaneously to switch to the Local operating mode 2 2 System Setting Operation Press Shift Trigger Utility to enter the system menu int...

Страница 7: ...ow keys to select the corresponding number of digits then rotate the knob to adjust the value Enter to confirm the input 4 Press Shift Esc to return to the previous interface Fig 2 3 Interface of Load...

Страница 8: ...s the corresponding On1 On2 startup mode Fig 2 4 1 Constant Current Test Mode 2 4 2 Constant Voltage Measurement Mode In constant voltage mode the electronic load will consume enough current to mainta...

Страница 9: ...4 Press the corresponding On1 On2 startup mode Fig 2 4 3 Constant Resistance Measurement Mode 2 4 4 Constant Power Measurement Mode In constant power mode the load consumes a constant amount of power...

Страница 10: ...exit editing 4 Press the corresponding On1 On2 startup mode Fig 2 4 5 Constant Current Switch to Constant Voltage Measurement Mode 2 4 6 Constant Resistance Switch to Constant Voltage Measurement Mod...

Страница 11: ...entering the dynamic test main interface through the Mode key press Shift Menu to enter the parameter setting interface of the dynamic test 2 Rotate the knob to select the operation item 3 Press the E...

Страница 12: ...d then switch to the A value after maintaining the B value pulse width time Pulse mode Trigger mode In this mode after the test is started the load switches between the A value and the B value every t...

Страница 13: ...press Enter to enter the corresponding submenu Fig 2 6 List Menu Interface The setup interface and test interface are shown in Figure 2 6 1 and 2 6 2 respectively and the test end test result interfa...

Страница 14: ...s 1 Select the file by rotating the knob 2 Use the arrow keys to switch to the edit state to edit the file Select the previous or next page with the arrow keys and press Enter to proceed Page turning...

Страница 15: ...Press Enter to type the character 3 Press Esc to return to the previous interface Fig 2 6 7 File Name Interface 2 7 Scanning Test Operation The scanning test can be used to detect the continuous worki...

Страница 16: ...ctions Press the corresponding On1 On2 to start or close the mode Fig 2 7 1 Scan Test Set Interface Fig 2 7 2 Scan Test Interface 2 8 Battery Test Operation The battery test function is commonly used...

Страница 17: ...operation instructions Press the corresponding On1 On2 to start or close the mode Fig 2 8 1 Battery Test Set Interface Fig 2 8 2 1 Battery Test CC Interface Fig 2 8 2 2 Battery Test CR Interface 2 9 L...

Страница 18: ...the corresponding number of digits then adjust the value by turning the knob Enter or Shift Esc to exit editing 4 Press the corresponding On1 On2 Start or disable mode Options Option Name Option Conte...

Страница 19: ...the arrow keys to select the corresponding number of digits then adjust the value by turning the knob Enter or Shift Esc to exit editing 4 Press the corresponding On1 On2 Start or disable mode Fig 2...

Страница 20: ...t is within the set limit range and display Pass Fail Parameter setting interface operation instructions 1 Select the operation item by rotating the knob 2 Press the Enter key to switch the setting op...

Страница 21: ...he configuration and communication mode are the same as RS232 interface mode RS232 485 Interface Interface PIN PIN definition Instruction RS232 2 RXD RS232 Interface 3 TXD RS232 Interface RS485 1 A RS...

Страница 22: ...10mV Accuracy 0 05 0 02 FS Constant Current Mode Measurement Range 0 3 000A 0 20 00A Resolution Rate 1mA 10mA Accuracy 0 05 0 05 FS Constant Resistance Mode Measurement Range 0 05 1 k 1 k 4 5k Resolu...

Страница 23: ...0 20 00A Resolution Rate 1mA 10mA Accuracy 0 05 0 1 FS Power Read back Range 200W Resolution Rate 10mW Accuracy 0 1 0 5 FS Scope of Protection Over Voltage Protection 155V over voltage protection Over...