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Can the safety light curtain be linked with PLC?

1. The safety light curtain can be directly connected to the PLC. The conventional signal is PNP/NPN, and the one that needs to be connected to the other can be directly connected. ??

2. If you think the safety light curtain will impact the PLC, you can install the SR safety light curtain relay. ??

3. The SR safety light curtain relay is a passive contact, which will not affect the circuit. ??

4. If you are worried about the impact of PLC, you can choose safety relay.

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