DEM-4M1D Single Phase Din Rail Energy Meter

Overview

The single phase din rail KWH meter is a user-friendly and feature-rich device for the diverse needs of electric energy measurement and monitoring in residential, commercial, and certain light industrial settings. Its 35 mm standardized rail-mounted installation ensures a straightforward setup process and minimizes space requirements.

Feature of DEM-4M1D Din Rail Single Phase Energy Meter

10(80)A direct access, 0.04A start current
Power supply: 90-240V AC, <2W/10VA
Current & voltage accuracy is 0.5s%
Active accuracy is class 1.0
Reactive energy accuracy is Class 2.0
Large LCD screen with backlight
With 1* Energy pulse output
With 1* RS485 port, Modbus RTU protocol

Wiring method

Specification

Measurement & Display
Voltage	Rated 220V RMS value, Accuracy 0.5s%,
Current	0.04-10(80)A, Direct access
Active energy accuracy	Class 1.0, IEC 62053-22
Reactive energy accuracy	Class 2.0, IEC 62053-23
Current overload	Measurement: 1.2 times, Instantaneous: 10 times/1s
Voltage overload	Measurement: 1.2 times, Instantaneous: 2 times/10s
Consumption	<0.4VA(per phase)
Frequency	40-65Hz, Accuracy ±0.01Hz
Display	LCD with white backlit
Maximum display value	99,999,999KWh
AUX Power	90-240V AC, <2W/10VA
Other parameters
Communication	1 channels RS485, Modbus RTU
Pulse output port	1 channels pulse output, 1600imp/kWh
Multi- tariffs records	3 months energy data record, 4 set rates,12 segment (optional function)
Working environment	-10~55°C Altitude ≤2000m, 0~93%RH, non-condensing, non-corrosive gas
Storage environment	-30~70°C
Voltage tolerance	2KV 1min
Insulation	Input, output, power supply to Shell >5MΩ