The Auxiliary (Aux) port is pinned as DTE using DB9 or RJ-45 connector so that it can be connected to a modem with a straight-through cable.
| Pin # | Signal | Direction on Sensor |
|---|---|---|
| 1 | DCD | Input |
| 2 | RXD | Input |
| 3 | TXD | Output |
| 4 | DTR | Output |
| 5 | GND | n/a |
| 6 | DSR | Input |
| 7 | RTS | Output |
| 8 | CTS | Input |
| 9 | RI | Input |
Note
The Auxiliary port is available only in NS9x00, NS7x00, M-8000, M-6050, M-4050, M-3050, M-2950, M-2850, M-1450, and M-1250 Sensor models.