Eastron · Energy meter
SDM630-Modbus Modbus register map
Default configuration
- Protocol
- RS485
- Port
- 502
- Unit ID
- 1
- Addressing
- 0-based
- Byte order
- Big endian
- Word order
- High word first
- Baud rate
- 9600
- Parity
- None
- Data bits
- 8
- Stop bits
- 1
This device has an RS-485 interface. Reach it through a Modbus RTU-to-TCP gateway, configured with the factory serial settings above.
Register map
| Address | Count | Name | Type | Unit | Scale | Access |
|---|---|---|---|---|---|---|
| 0 | 2 | L1 Voltage | Float32 | V | 1 | R |
| 2 | 2 | L2 Voltage | Float32 | V | 1 | R |
| 4 | 2 | L3 Voltage | Float32 | V | 1 | R |
| 6 | 2 | L1 Current | Float32 | A | 1 | R |
| 8 | 2 | L2 Current | Float32 | A | 1 | R |
| 10 | 2 | L3 Current | Float32 | A | 1 | R |
| 12 | 2 | L1 Power (Active) | Float32 | W | 1 | R |
| 14 | 2 | L2 Power (Active) | Float32 | W | 1 | R |
| 16 | 2 | L3 Power (Active) | Float32 | W | 1 | R |
| 18 | 2 | L1 Power (Apparent) | Float32 | VA | 1 | R |
| 20 | 2 | L2 Power (Apparent) | Float32 | VA | 1 | R |
| 22 | 2 | L3 Power (Apparent) | Float32 | VA | 1 | R |
| 24 | 2 | L1 Power (Reactive) | Float32 | VAr | 1 | R |
| 26 | 2 | L2 Power (Reactive) | Float32 | VAr | 1 | R |
| 28 | 2 | L3 Power (Reactive) | Float32 | VAr | 1 | R |
| 30 | 2 | L1 Power Factor | Float32 | - | 1 | R |
| 32 | 2 | L2 Power Factor | Float32 | - | 1 | R |
| 34 | 2 | L3 Power Factor | Float32 | - | 1 | R |
| 36 | 2 | L1 Phase Angle | Float32 | ° | 1 | R |
| 38 | 2 | L2 Phase Angle | Float32 | ° | 1 | R |
| 40 | 2 | L3 Phase Angle | Float32 | ° | 1 | R |
| 42 | 2 | L-N Voltage | Float32 | V | 1 | R |
| 46 | 2 | L-N Current | Float32 | A | 1 | R |
| 48 | 2 | Total Line Current | Float32 | A | 1 | R |
| 52 | 2 | Total Power (Active) | Float32 | W | 1 | R |
| 56 | 2 | Total Power (Apparent) | Float32 | VA | 1 | R |
| 60 | 2 | Total Power (Reactive) | Float32 | VAr | 1 | R |
| 62 | 2 | Total Power Factor | Float32 | - | 1 | R |
| 66 | 2 | Total Phase Angle | Float32 | ° | 1 | R |
| 70 | 2 | Frequency | Float32 | Hz | 1 | R |
| 72 | 2 | Imported Energy (Active) | Float32 | kWh | 1 | R |
| 74 | 2 | Exported Energy (Active) | Float32 | kWh | 1 | R |
| 76 | 2 | Imported Energy (Reactive) | Float32 | kVArh | 1 | R |
| 78 | 2 | Exported Energy (Reactive) | Float32 | kVArh | 1 | R |
| 80 | 2 | Total Energy (Apparent) | Float32 | kVAh | 1 | R |
| 82 | 2 | Total Current | Float32 | A | 1 | R |
| 84 | 2 | Total Import Demand Power (Active) | Float32 | W | 1 | R |
| 86 | 2 | Maximum Import Demand Power (Apparent) | Float32 | VA | 1 | R |
| 88 | 2 | Import Demand Power (Active) | Float32 | W | 1 | R |
| 90 | 2 | Maximum Import Demand Power (Active) | Float32 | W | 1 | R |
| 92 | 2 | Export Demand Power (Active) | Float32 | W | 1 | R |
| 94 | 2 | Maximum Export Demand Power (Active) | Float32 | W | 1 | R |
| 100 | 2 | Total Demand Power (Apparent) | Float32 | VA | 1 | R |
| 102 | 2 | Maximum System Power (Apparent) | Float32 | VA | 1 | R |
| 104 | 2 | Neutral Demand Current | Float32 | A | 1 | R |
| 106 | 2 | Maximum Neutral Demand Current | Float32 | A | 1 | R |
| 200 | 2 | L1-L2 Voltage | Float32 | V | 1 | R |
| 202 | 2 | L2-L3 Voltage | Float32 | V | 1 | R |
| 204 | 2 | L3-L1 Voltage | Float32 | V | 1 | R |
| 206 | 2 | L-L Voltage | Float32 | V | 1 | R |
| 224 | 2 | Neutral Current | Float32 | A | 1 | R |
| 234 | 2 | L1-N Voltage THD | Float32 | % | 1 | R |
| 236 | 2 | L2-N Voltage THD | Float32 | % | 1 | R |
| 238 | 2 | L3-N Voltage THD | Float32 | % | 1 | R |
| 240 | 2 | L1 Current THD | Float32 | % | 1 | R |
| 242 | 2 | L2 Current THD | Float32 | % | 1 | R |
| 244 | 2 | L3 Current THD | Float32 | % | 1 | R |
| 248 | 2 | L-N Voltage THD | Float32 | % | 1 | R |
| 250 | 2 | Current THD | Float32 | % | 1 | R |
| 254 | 2 | Total Power Factor | Float32 | - | 1 | R |
| 258 | 2 | L1 Demand Current | Float32 | A | 1 | R |
| 260 | 2 | L2 Demand Current | Float32 | A | 1 | R |
| 262 | 2 | L3 Demand Current | Float32 | A | 1 | R |
| 264 | 2 | Maximum L1 Demand Current | Float32 | A | 1 | R |
| 266 | 2 | Maximum L2 Demand Current | Float32 | A | 1 | R |
| 268 | 2 | Maximum L3 Demand Current | Float32 | A | 1 | R |
| 334 | 2 | L1-L2 Voltage THD | Float32 | % | 1 | R |
| 336 | 2 | L2-L3 Voltage THD | Float32 | % | 1 | R |
| 338 | 2 | L3-L1 Voltage THD | Float32 | % | 1 | R |
| 340 | 2 | L-L Voltage THD | Float32 | % | 1 | R |
| 342 | 2 | Total Energy (Active) | Float32 | kWh | 1 | R |
| 344 | 2 | Total Energy (Reactive) | Float32 | kVArh | 1 | R |
| 346 | 2 | L1 Import Energy (Active) | Float32 | kWh | 1 | R |
| 348 | 2 | L2 Import Energy (Active) | Float32 | kWh | 1 | R |
| 350 | 2 | L3 Import Energy (Active) | Float32 | kWh | 1 | R |
| 352 | 2 | L1 Export Energy (Active) | Float32 | kWh | 1 | R |
| 354 | 2 | L2 Export Energy (Active) | Float32 | kWh | 1 | R |
| 356 | 2 | L3 Export Energy (Active) | Float32 | kWh | 1 | R |
| 358 | 2 | L1 Total Energy (Active) | Float32 | kWh | 1 | R |
| 360 | 2 | L2 Total Energy (Active) | Float32 | kWh | 1 | R |
| 362 | 2 | L3 Total Energy (Active) | Float32 | kWh | 1 | R |
| 364 | 2 | L1 Import Energy (Reactive) | Float32 | kVArh | 1 | R |
| 366 | 2 | L2 Import Energy (Reactive) | Float32 | kVArh | 1 | R |
| 368 | 2 | L3 Import Energy (Reactive) | Float32 | kVArh | 1 | R |
| 370 | 2 | L1 Export Energy (Reactive) | Float32 | kVArh | 1 | R |
| 372 | 2 | L2 Export Energy (Reactive) | Float32 | kVArh | 1 | R |
| 374 | 2 | L3 Export Energy (Reactive) | Float32 | kVArh | 1 | R |
| 376 | 2 | L1 Total Energy (Reactive) | Float32 | kVArh | 1 | R |
| 378 | 2 | L2 Total Energy (Reactive) | Float32 | kVArh | 1 | R |
| 380 | 2 | L3 Total Energy (Reactive) | Float32 | kVArh | 1 | R |
Notes
RS-485 device: reach it through a Modbus RTU-to-TCP gateway using the factory serial settings above. Measurements are IEEE-754 Float32 values (high word first) read with function code 04; the configuration registers are read/written with function code 03.