CD194U series intelligent single-phase voltmeterDetailed product description：

Panel size: 96X96mm
Installation hole size: 92X92mm
Display: Single row LED display, adjustable brightness
Function description: Measure and display single-phase voltage;
Optional alarm output, transmission output, RS485 communication;
Support key programming to set various parameters;

Technical specifications of CD194U series intelligent single-phase voltmeter

Performance category	Parameters
accuracy class	Level 0.2, Level 0.5
Display	4-digit LED display with adjustable brightness
Nominal input	Voltage: AC 100V 220V 380V; Current: AC 1A, 5A
input impedance	Voltage>1M Ω, current<20m Ω
operating frequency	50/60Hz±10%
overload capacity	Duration: 1.2 times instantaneous: voltage 2 times (1 second), current 10 times (5 seconds)
Whole meter power consumption	<1.5VA
working power supply	AC110/220/380v、AC/DC 80V~260V
contact method	RS-485 interface, MODBUS-RTU protocol
alarm output	2-channel relay output
transmitter output	4~20mA //0~20mA
working conditions	Environmental temperature -10~55 ℃, relative humidity ≤ 93%, non corrosive gas environment, altitude ≤ 2500m
insulation resistance	≥100MΩ