pins, the drop edge is valid, and the interval between the two drops should be greater than
10mS.
Fig 2.15.2 Communication Set Interface
Technical Specification
Model
ET5420
Rated Input
Power
400W
（
Double channel 200W*2)
Input Voltage
0-150V
Input Current
0-40A(20A per channel)
Constant
Voltage
Mode
Measurement
Range
0.1~19.999V,0.1~150.00V
Resolution Rate 1mV,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
0.05Ω~1 kΩ
，
1 kΩ~4.5kΩ
Resolution Rate 10mR
，
100mR
Accuracy
±(0.1%+0.5%FS)
Constant
Power
Mode
Measurement
Range
0~200W
Resolution Rate 10mW
Accuracy
±(0.1%+0.5%FS)
Dynamic
Test
Function
Mode
CC
，
CV
T1&T2
1ms~60s
；
resolution rate
：
1ms
Accuracy
0.1%+1mS
Battery
Test Mode
Discharge Mode CC
，
CR
Discharge
Capacity
9999Ah
Resolution Rate 1mA
，
10mA
，
10mR
，
100mR
Test Range
Voltage
Range
0~19.999V,0 ~150.00V
