Catalog > Consumer Electronics > Security & Alarms > Alarms > Alarm Systems Catalog > Consumer Electronics > Security & Alarms > IDS Alarms Proxnet Reader in Grey Proxnet Grey Reader IDS 870-640-31 PROXNET READER ,GREY Discontinued Specifications, Prices & Availability may change without notice. Images are for illustration purposes only. E&OE Overview The 870-640-30 series of readers have a relay with voltage free contacts (rated at 3A). These relays are suitable for operating magnetic locks, solenoid locks, booms and gate motors. A door sense input is provided to determine the state of the door (open or closed) and to invoke an alarm should the door be left open or forced open. The reader/interface has an exit push button connection.The 870-640-30 readers are fitted with an internal tamper switch which can be wired to the reader’s alarm input or to a third party's alarm panel. The reader size is 120 x54x38mm and the readers are available in colours black and grey.