Connection and addressing notes
- Protocol
- Modbus
- Register type
- input registers (3XXXX)
- Register addressing
- table lists 5-digit address (30001, 30003, ...) with hex start address (0000, 0002, ...)
- Offset calculation
- this map uses the hex start addresses
- Data format
- 32-bit FLOAT
Registers in the map: 109 (the first 50 are listed below; the browser reader and the data loggers use the complete map). function 4 (input registers). byte order big-endian. data types: single.
| MODBUS offset | Description | Units | Data type | Scale |
|---|---|---|---|---|
| 0 | Phase 1 line to neutral voltage | V | single | |
| 2 | Phase 2 line to neutral voltage | V | single | |
| 4 | Phase 3 line to neutral voltage | V | single | |
| 6 | Line 1 current | A | single | |
| 8 | Line 2 current | A | single | |
| 10 | Line 3 current | A | single | |
| 12 | Phase 1 power | W | single | |
| 14 | Phase 2 power | W | single | |
| 16 | Phase 3 power | W | single | |
| 18 | Phase 1 | VA | single | |
| 20 | Phase 2 | VA | single | |
| 22 | Phase 3 | VA | single | |
| 24 | Phase 1 | var | single | |
| 26 | Phase 2 | var | single | |
| 28 | Phase 3 | var | single | |
| 30 | Phase 1 power factor | single | ||
| 32 | Phase 2 power factor | single | ||
| 34 | Phase 3 power factor | single | ||
| 36 | Phase 1 phase angle | deg | single | |
| 38 | Phase 2 phase angle | deg | single | |
| 40 | Phase 3 phase angle | deg | single | |
| 42 | Average line to neutral voltage | V | single | |
| 46 | Average line current | A | single | |
| 48 | Sum of line currents | A | single | |
| 52 | Sum of phase powers | W | single | |
| 56 | Sum of phase VAs | VA | single | |
| 60 | Sum of phase VArs | var | single | |
| 62 | Total system power factor | single | ||
| 66 | Total system phase angle | deg | single | |
| 70 | System frequency | Hz | single | |
| 72 | Import watt hours | Wh | single | |
| 74 | Export watt hours | Wh | single | |
| 76 | Import VAr hours | varh | single | |
| 78 | Export VAr hours | varh | single | |
| 80 | VA hours | VA Hours | single | |
| 82 | Current sum hours | A Hours | single | |
| 84 | Import power sum demand | W | single | |
| 86 | Maximum import power sum demand | W | single | |
| 88 | Import active power demand | W | single | |
| 90 | Import active power max demand | W | single | |
| 92 | Export active power demand | W | single | |
| 94 | Export active power max demand | W | single | |
| 100 | VA sum demand | VA | single | |
| 102 | Maximum VA sum demand | VA | single | |
| 104 | Neutral current demand | A | single | |
| 106 | Maximum neutral current demand | A | single | |
| 108 | Total system reactive power demand | var | single | |
| 110 | Maximum total system reactive power demand | var | single | |
| 160 | Voltage phase sequence normal=1 reverse=2) | single | ||
| 162 | Current phase sequence normal=1 reverse=2) | single |
This is not the complete map: 50 of 109 registers are listed above. Click "Read register values online" to read any register of your device in the browser, or download the program to log the complete map.