Connection and addressing notes
- Protocol
- Modbus
- Interface
- RS-485
- Register addressing, measured values
- 3xxxx input registers 30001-30255, start address in hex
- Register addressing, settings
- 4X holding registers
- Function codes
- 03 read, 16 write
- Register layout
- two consecutive registers per parameter
- Write limit
- one parameter per message
- Maximum parameters per request
- 40
- Device address range
- 1-247
- Password register range
- 0000-9999
- Password write rule
- must be written before changing password protected settings
- Password read value
- returns 1 when unprotected
Registers in the map: 62 (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 | Volts 1 (L1 N 4w or L1 L2 3w) | single | ||
| 2 | Volts 2 (L2 N 4w or L2 L3 3w) | single | ||
| 4 | Volts 3 (L3 N 4w or L3 L1 3w) | single | ||
| 6 | Current 1 | single | ||
| 8 | Current 2 | single | ||
| 10 | Current 3 | single | ||
| 12 | W phase 1 | single | ||
| 14 | W phase 2 | single | ||
| 16 | W phase 3 | single | ||
| 18 | Va phase 1 | single | ||
| 20 | Va phase 2 | single | ||
| 22 | Va phase 3 | single | ||
| 24 | Var phase 1 | single | ||
| 26 | Var phase 2 | single | ||
| 28 | Var phase 3 | single | ||
| 30 | Power factor phase 1 | single | ||
| 32 | Power factor phase 2 | single | ||
| 34 | Power factor phase 3 | single | ||
| 36 | Phase angle phase 1 | single | ||
| 38 | Phase angle phase 2 | single | ||
| 40 | Phase angle phase 3 | single | ||
| 42 | Volts ave | single | ||
| 46 | Current ave | single | ||
| 48 | Current sum | single | ||
| 52 | Watts sum | single | ||
| 56 | Va sum | single | ||
| 60 | Var sum | single | ||
| 62 | Power factor ave | single | ||
| 66 | Average phase angle | single | ||
| 70 | Frequency | single | ||
| 72 | Wh import | single | ||
| 74 | Wh export | single | ||
| 76 | Varh import | single | ||
| 78 | Varh export | single | ||
| 80 | Vah | single | ||
| 84 | W demand import | single | ||
| 86 | W max. Demand import | single | ||
| 100 | Va demand | single | ||
| 102 | Va max. Demand | single | ||
| 104 | A demand | single | ||
| 106 | A max. Demand | single | ||
| 200 | V L1 L2 | single | ||
| 202 | V L2 L3 | single | ||
| 204 | V L3 L1 | single | ||
| 206 | Average line to line | V | single | |
| 224 | Neutral current | single | ||
| 234 | Thd volts 1 | single | ||
| 236 | Thd volts 2 | single | ||
| 238 | Thd volts 3 | single | ||
| 240 | Thd current 1 | single |
This is not the complete map: 50 of 62 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.