Energy Meter & Current Transformer
Single Phase Rj12 Connection Easy Click Multi-function Energy Meter Mid Eastron SDM120CT-RJ
- RJ12 terminal for fast connection
- Multi-measurement: kWh, W, V, A, PF, Hz, dmd, etc.
- LCD with backlit
- Modbus Communication
- Bi-directional Measurement
- CT operated
- 1 Module 18mm Width
- MID approved
|
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 |
IEC62053-23 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 |
CT Primary |
1-9999A |
|
CT Secondary |
100mA |
||
|
Voltage |
Rated Voltage (Un) |
230V |
|
|
Operational Voltage |
80%~120% of Un |
||
|
Output |
RS485 Modbus |
||
|
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 |
|
Response Time |
<100 mS |
