Power supply-----------------------------------user provides DC12V

Range of voltage measuring----------------------------------0~+5 V

Voltage measuring accuracy----------------------±(0.3% FS+0.2% RD)

Voltage display resolution-------------------------------------1mV

Hall sensor
Current measuring range------------------------------------0~500 A
Current measuring accuracy----------------------------------±0.5%
Current display differentiate rate----------------------------0.1A

Temperature measuring range---------------------------10～85 degree

Temperature measuring accuracy---------------------------±1 degree

Minimum sampling period (voltage)------------------------------0.5s

Ampere-hour accumulative total minimum period------------------0.1s

Ampere-hour display accuracy----------------------------------0.1Ah

Ampere-hour measuring upper limit--------------------------->1000Ah

Alarm contact parameter
The largest on-off voltage------------------------------------30Vdc
the largest on-off current---------------------------------------1A