Hager Energy Meters
| Device Type | Modbus TCP (Ethernet) | RS485 | Instruction video |
|---|---|---|---|
| Hager EC - Series | ❌ | ✅ | |
| Hager TXF121 | — |
Check the terminal labels for the exact meter model Hager terminal numbers differ between the EC series and TXF121. Follow the manufacturer wiring diagram and connect the meter's RS485 A/+ to controller A, RS485 B/- to controller B, and the communication reference to GND when the meter provides one. Do not infer terminal numbers from another Hager model.