Indicator Description
| Indicator | Description |
| PWR (Green) |
Module power indicator: On: Module is powered normally; Off: Module is powered abnormally or not powered; |
| RUN (Green) |
Communication indicator: On: Normal communication Off: Abnormal communication |
| I1~I16 (Green) |
Digital input indicator: the corresponding indicator will light up when a signal is detected. |
| Q1~Q16 (Green) |
Digital Output Indicator: the corresponding indicator will light up when a signal is detected. |