PNOZ s11 C 24VDC 8 n/o 1 n/c PILZ Product ID: 751111 PNOZsigma contact expansion, outputs: 8 N/O, 1 N/C, UB = 24 V DC, width: 45 mm, plug-in spring-loaded terminals, contact block for contactexpansion in connection with safety-related control components.