We develop and produce high performance electricity meters, power analyzers, current sensors, communication modules and management systems. RS485 Modbus Din Rail Single Phase Electronic kWh Meter Manufacturers and Factory
400-996-9296
The SDM230-Std is a RS485 Modbus Din Rail Single Phase Electronic kWh Meter. It measures active energy and power. The units support Max. 100A direct connection, saving the cost and avoiding the trouble to connect external CTs. Two pulse outputs and 1 communication port (RS485 Modbus/DLT645) are provided for remote monitoring and setting, suitable for monitoring energy consumption in residential, solar PV, EV Charging system, industrial and utility applications.
The unit has been approved to meet the requirements of EU Directive 2014/32/EU.
Input & Output |
||
Input-Current |
Rated Current |
10A |
Max Current |
100A |
|
Min Current |
0.5A |
|
Starting Current |
20mA |
|
Output |
SDM230A/D/DR/BI |
Pulse Output for active energy |
SDM230-Std/ Modbus/2T |
2 Pulse Output + RS485 Modbus |
|
SDM230-Mbus |
2 Pulse Output + Mbus |
|
SDM230-LoRa |
2 Pulse Output + LoRaMESH/LoRaWAN |
Modbus Communications |
|
Interface Standard and Protocol |
RS485 and MODBUS RTU |
Communication Address |
1-247 |
Transmission Mode |
Half Duplex |
Data Type |
Floating Point |
Transmission Distance |
1000m Maximum |
Transmission Speed |
1200bps〜19200bps |
Parity |
None (default), Odd, Even |
Stop Bits |
1 or 2 |
Response Time |
<100 mS |