Signals of up to 4 safety door switches can be switched together directly in the field.
Wiring of the M12 contacts (open safety door)
Sensor/actuator box - PSR-SACB-4/4-L- 5,0PUR-SD
The sensor box PSR-SACB for safety limit switches safely interconnects up to 4 connected limit switches, each with 1 N/C contact and 1 N/O contact, to a safety relay combination, e.g. PSR-SDC4, cable length: 5 m