PILZ Dual-Channel Safety Relay, 24V dc, 3 Safety Contacts

PST 1, PST 2 & PST 3 Safety Relays

PST 1 Safety Gate Monitor

Short circuit recognition between both inputs
Simultaneously monitoring 3s
Relay output: 2 N/O positively-guided

PST 2 Safety Gate Monitor

Short circuit recognition between both inputs
Input via 2 changeover contacts
Simultaneously monitoring 3s
LED indication: mains, 1 and 2 channel
Gate open/closed simulation input
Relay output: 2 N/O positively-guided

PST 3 Safety Gate Monitor & Emergency Stop

24V d.c. at Emergency Stop button/limit switch
1 or 2 channel input
Feedback control loop for monitoring external contactors/relays
Simultaneously monitoring approx. 0.1s or infinite
Relay output: 3 N/O positively-guided

Standards

BS EN 60204-1, IEC 204-1, VDE 0113, EN 954