product Description

IM1281C single-phase two-way AC power metering module is developed by Shenzhen irdopto Optoelectronics Co., Ltd. to adapt to various manufacturers' monitoring of their own product power consumption; It is also a supporting module for various power monitoring demand manufacturers in many industries, such as AC charging pile, street lamp monitoring, machine room, base station monitoring, energy-saving transformation, intelligent power management, dynamic ring, security monitoring, and equipment energy consumption monitoring. The accuracy of the module is superior to the national level 1 standard.

The module adopts industrial grade special power metering SOC chip, with voltage and current fully isolated sampling. Higher integration and better reliability. The module is small and easy to be integrated into various systems.

technical parameter

Active Accuracy Class：B

Voltage range：1-380V ±0.5%F.S

Current range：0.01-50A ±0.5%F.S

current sampling extended：Extensible range, open mutual inductor (custom)

frequency：AC50Hz

temperature：IC temperature

carbon emission：yes

Minimum power variable：0.0001kW

power factor：0.001kWh

Pulse constant：1000imp/kWh

Minimum energy variable：0.001kWh

Interface Type：Uart TTL

communication protocol：DL/T 645-2007 and MODBUS-RTU

Data Format：Default N,8,1

Data refresh interval：≥250ms

baud rate：2400bps-19200bps, default 4800bps

indicator light：Power indicator/communication indicator (red)

Power supply：Provided externally, DC3.3/5V > 30mA power supply

Typical power consumption：≤10mA

Pressure rating：AC3000Vrms

Operating temperature：-40～+85℃

Dimensions：Length 61mm x width 37mm x height 28mm

Application field：Dual Charging Pile and AC Power Supply Monitoring