Switch Computer Dimensions W x H x D: 72 x 90 x 63 mm Operating temperature: -30...+55 °C Min. switching interval: 1 min, 1 s on pulse Operating voltage: 230 VAC Power reserve: &gt, 10 years Assembly type: DIN-Rail Output contact: 3 Change-Over (CO) Program duration: Week Protection rating (housing): IP20 Termination type: Screw Terminal Type: digital Memories: 300 Min. switching interval: 1 min