2.1.4 SDI-12

Port pinning
| Pin | Function | Pigtail wire color |
|---|---|---|
| 1 | GND | brown |
| 2 | VIN, 5V or 3.3V | blue |
| 3 | Data | black |
Related configuration: 4.2 Input Ports in SmartConfig2.

| Pin | Function | Pigtail wire color |
|---|---|---|
| 1 | GND | brown |
| 2 | VIN, 5V or 3.3V | blue |
| 3 | Data | black |
Related configuration: 4.2 Input Ports in SmartConfig2.