IT35I-OPC Part no.: 420220 DIN rail housing 94 mm (L) x 35 mm (W) x 76 mm (H) 2 switching inputs 1 relais output power supply 12..24 V DC current consumption: max.80 mA real time clock with automatic Daylight Saving Time handling communication network: ISDN or router with S0 interface also available as fault report device and as alerting device with VdS2465 protocol Accesories (not included in delivery): DIN rail power supply 24 V / 0.63 A Lead accumulator 12 V, 7.2 Ah Lead accumulator 12 V, 1.3 Ah DIN rail lead accumulator 12 V, 1.3 Ah Adpter for extension of the RS232 interface over LAN / internet PIR motion detector More information /downloads: Operation manual Documentation Downloads Pricelist (German)