Siemens SIRIUS 3SK1

3RQ1000-.GB00
Terminal Explanation
A1 +
A2 -
13 - 14 Safety-related output 1 (NO contact, relay contact)
23 - 24 Safety-related output 2 (NO contact, relay contact)
31 - 32 NC circuit as feedback contact (NC, relay contact)
3RQ1000-.HB00
Terminal Explanation
A1 +
A2 -
13 - 14 Safety-related output 1 (NO contact, relay contact)
23 - 24 Safety-related output 2 (NO contact, relay contact)
31 - 32 NC circuit as feedback contact (NC, relay contact)
41 - 42 NC circuit as feedback contact (NC, relay contact)
3RQ1000-.LB00
Terminal Explanation
A1 +
A2 -
13 - 14 Safety-related output 1 (NO contact, relay contact)
23 - 24 Safety-related output 2 (NO contact, relay contact)
33 - 34 Safety-related output 3 (NO contact, relay contact)
43 - 44 Safety-related output 4 (NO contact, relay contact)
51 - 52 NC circuit as feedback contact (NC, relay contact)
3SK1 / 3RQ1 devices
5.4 3RQ1 output expansion
SIRIUS 3SK1 Safety Relays and 3RQ1 Positively-Driven Coupling Relays
Equipment Manual, 05/2021, A5E02526190021A/RS-AE/005 103