| Connector pinout | Pin | Function |
|---|---|---|
| Pin 1 | V + | |
| Pin 2 | RS485 - | |
| Pin 3 | GND | |
| Pin 4 | RS485 + |
| Connector pinout | Pin | Function |
|---|---|---|
| Pin 1 | Humidity + | |
| Pin 2 | Temperature + | |
| Pin 3 | Humidity - | |
| Pin 4 | Temperature - |
| Connector pinout | Pin | Function |
|---|---|---|
| Pin 1 | Not connected | |
| Pin 2 | Temperature + | |
| Pin 3 | Not connected | |
| Pin 4 | Temperature - |