| BECKHOFF KL3361: Product Overview |
KL3361 - Single-channel Oscilloscope Terminal

LED indicators - meanings
| LED | No | Indication |
|---|---|---|
| No Wire (red) | A | This LED is on if the wire breaks at the trigger input. |
| Output (green) | B | This LED is on if the digital output is set. |
| Error (red) | C | in preparation |
| Trigger (green) | D | This LED is on if a signal is present at the trigger input. |
For pin assignment see Connecting the KL3361.