Indicator Description
| Indicator | Description |
| PWR (Green) |
Module power indicator: On: Module is powered normally Off: Module is not powered or powered abnormally |
| RUN (Green) |
Communication indicator: On: Normal communication Off: Abnormal communication |
| Q1~Q32 (Green) |
The digital input indicator: the corresponding indicator will light up when a signal is detected on the input channel. |