Emergency stop safety relay SR4P3A1B24

for light curtainfor safety switch1 NC

Used for monitoring emergency stop switches, safety door switches, and dual PNP output safety light curtains. characteristic： 1、Detectable short circuit faults in input contacts； 2、Can choose between controlled manual reset and automatic reset； 3、Circuit with self monitoring； 4、Real time monitoring of working status； 5、Multiple models available for selection。 PL e;Security category：Cat.4; SIL 3。