Relay module for IP door intercoms IP220TU/TA, for flexible connection of electric door openers, tamper-proof. Contains two potential-free changeover contacts for controlling external power supply up to 24V AC/DC, max. 1A, suitable for the door opener, e.g. KTR8-12/1500, item no. 32126. The relay reacts to switching commands from the indoor stations for the 1st and 2nd door openers. Relay contact 1 can also be activated via RFID transponder or code entry at the door intercom. Door opening time: adjustable 1 - 99 sec. RJ45 LAN connection to PoE switch via CAT cable, power supply via PoE: 802.3af or 12V DC, power consumption: max. 2.5W. A limited door opener supply of 12V DC, max. 250mA via PoE is available, only with the door opener ET100A or a door opener with at least 50 Ohm internal resistance. Not suitable for IP220T1. Connection for one external button each. In REG housing for top hat rail mounting (8.5 HP). Also suitable for wall mounting. Dimensions: 145 x 90 x 41mm. Suitable accessories: Powerline adapter with PoE NWPL01-POE.