1. The meter with a range of 50A or 100A must be connected to the shunt to power up, otherwise it will burn out.
2. The power supply range of this watch head is 4~30V (beyond the range will burn out), and the measuring range is 0~100V.
Voltage measuring range:0.0 V – 100 – V
Current test range:0-999MA, 0-10A, 0-50A, 0-100A (4 range optional)
Scope of supply:DC4-30.0 V
Voltage error:Plus or minus 0.1%
The current error:Plus or minus 1%
Specification of external shunt:75 milliohm
Working current:< 20mA
The refresh rate:About 300 ms
Display mode:Double three-digit 0.28 “LED digital tube
According to the color:Red + red, red + blue.optional
The length of the lead:15cm
Overall dimensions:48 x 29 x 22 mm, length x width x thickness;
Installation hole:46 x 27 mm
Working temperature:– 10 ℃ ~ 65 ℃