3 Wires 0.28 inch Digital Voltmeter DC 0-100V Red Light LED Panel Voltage Meter

"Description :

-Small in size and light in weight,quite easy and convenient to carry out.
-0.28"" visible LED display, easy to read even in dim light.
-Wide measure range DC 0V-100v. It requires extra power supply of 4V to 30V; only has three-wires for simple connection.
-With reversed connection protection, meaning it will not burn even when wires are connected reversely.
-Has resolution of 0.1V and the potentiometer in the back side for accuracy adjustment.



Specification :

Measuring range:DC 0~100V.
Operating voltage:DC 4~40V.
Min input: DC 0V.
Max input: DC 100V.
Measurement accuracy: 1 %(+/- 1 digit).
Refresh Rate: about 200mS/times.
Operating Temperature: -10 Celsius ~ +65 Celsius.
Power consumption: 5-15mA in normal condition.
Display: Three 0.28 inch LED digital tube.
Display Color: Red.
Cutting size: 22.6mm x 11mm.
Mounting holes distance: 30mm.


Wiring :
Red: Power Supply +,(4.0~ 40V DC).
Yellow: Measure Voltage +,0~ 100V DC).
Black: Power Supply -, Measure Voltage -
Note: The meter requires extra power supply of DC 4.0 to 40V.
Its resolution is 0.1V and its actual error might larger than 0.1V. "