UW-8 Sensor Port Pinout
NexSens X2 and G2-Series data loggers incorporate UW-8 receptacles for connection of sensor cables with UW-8 plug connectors. The pinout for the UW-8 data logger sensor ports is as follows:
Figure 1: NexSens X2/G2 data logger 8-pin (UW-8) sensor port pinout.
| Pin # | SensorBUS Signal | Wire Color |
| 1 | RS-485 A | Green |
| 2 | RS-485 B | Blue |
| 3 | SDI-12 | Brown |
| 4 | 12V Power | Red |
| 5 | 5V Power | White |
| 6 | RS-232 Rx* | Yellow |
| 7 | GND | Black |
| 8 | RS-232 Tx* | Orange |
*RS-232 transmit/receive is labeled from the data logger’s perspective (should be wired to sensor’s receive/transmit, respectively).