PNOZsigma timer relay (standalone), inputs: 1-channel wiring, outputs: 3 N/O t-d, 1 N/C, (t = 0.04 – 300 s), UB = 24 V DC, width: 17.5mm, plug-in spring-loaded terminals, contact block and timer relay for contact expansion in connection with safety-related control components or for the process of a safe timer function(energising, fallback, pulsing), coated version.