DC Energy Meter

4G wireless Din-Rail DC data logger Multi-channel Energy Meter SPM90M with RS485 support MQTT HTTP protocol

1. Real-time measure 1 to 4 circuit DC voltage, current, power , kWh

2. Dual-direction energy data, multi-tariff energy data

3. One DI, one pulse output

4. One RS485, MODBUS-RTU protocol

5. Optional dual RS485

6. Optional 4G (LTE) wireless communication, MQTT, HTTP protocol

7. 35mm DIN rail installing, standard DIN ED5002

Main Documents

SPM90M Maintenance/User

Compatible Software

Smart PiEMS System

Product Introduction

Combined with RS485 port, Modbus-RTU communication protocol, SPM90M makes easy to integrate electrical distribution measurements into Smart PiEMS energy management system and Smart PiDMS distribution management system.

Specification

Accuracy	Class 1		Communication		1 or 2RS485 port,MODBUS-RTU
Power supply voltage	DC48V,range:DC36V~72V				Address:1~247
Power consumption	<1W				Baud rate:1200,2400,4800,9600,19200, 38400bps
Rated Voltage DC	DC 48V,range:2-1000V		LTE Wireless		LTE-FDD B1/B3/B5/B8 LTE-FDD B34/B38/B39/B40/B41
Rated Current DC	12±8mA via hall sensor		LoRa Wireless		470-510Mhz(customized model)
Starting Current	0.002lb		*Dimension (LWH*)		1026372.5mm
Digital Input	Wet contact,DC 48V		IP index		IP20
Pulse output	1 channels,pulse width:80ms		Environment		Operating temperature:-25°℃~+60℃ Max.Operating temperature:40°℃-+70℃
Pulse Constant	1000imp/kWh

EMC Standard	Electrostatic Discharge Immunity Test RF Electromagnetic Field Immunity testing Electrical fast transient immunity test Surge immunity test Injected Current Immunity Test Electromagnetic emission limit Voltage sag and short-time interruption Immunity testing			IEC61000-4-2:2001 IEC61000-4-3:2002 IEC61000-4-4:2006 IEC61000-4-5:2005 IEC61000-4-6:2006 CISPR22:2006 Passed
Parameter	Accuracy	Resolution	Measuring Range
Voltage	0.2%	0.001V	10~1000V
Current	0.2%	0.001A	0~2000A
Power	0.5%	0.001W	0~2000kW
Energy	Class 0.5	0.001kWh	0~99999999.999 kWh

video

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Learn more from our product video review.