SDM220Modbus is a Modbus 100A din rail single phase MID energy meter. The unit measures active energy, reactive energy, current, voltage, power, power factor, frequency, demand, etc. Bi-directional measurement makes this unit an ideal choice for Solar PV measurement. Built-in interface provides pulse and Modbus ports for remotely reading and setting. The SDM220 Series meters has been assessed and certified as meeting the requirements of EU Directive 2014/32/EU. The EU Type Examination Certificate Number is 0120/SGS0172.
Electrical Characteristics | ||
Type of Measurement | RMS on single phase AC system (1P+N) | |
Measurement Accuracy | Power | 1% of range maximum |
Active Energy | IEC 62053-21 Class 1.0/ EN50470-1/3 Class B | |
Reactive Energy | IEC 62053-23 Class 2, IEC 61557-12 Class 2 | |
Frequency | 0.2% of mid-frequency | |
Current | 0.5% of range maximum | |
Voltage | 0.5% of range maximum | |
Power Factor | 1% of unity (0.01) | |
Input & Output | |||
Input | Current | Rated Current | 5A |
Max Current | 100A | ||
Min Current | 0.25A | ||
Starting Current | 20mA | ||
Voltage | Rated Voltage (Un) | 230V | |
Operational Voltage | 80%~120% of Un | ||
SDM220-Modbus/ SDM220-MT | 2 Pulse Output + RS485 Modbus | ||
SDM220-Mbus | 2 Pulse Output + Mbus EN13757-3 | ||
Modbus Communications | |
Interface Standard and Protocol | RS485 and MODBUS RTU |
Communication Address | 1~247 |
Transmission Distance | 1000m Maximum |
Baud Rate | 1200bps~9600bps |
Parity | None (default), Odd, Even |
Stop Bits | 1 or 2 |
M-Bus EN13757-3 Communications | |
Communication Address | 1~250 |
Transmission Distance | 1000m Maximum |
Transmission Speed | 300bps~9600bps |
Parity | None (default), Odd, Even |
Stop Bits | 1 or 2 |
