The TX7140 is an addressable (intelligent) manual call-point designed for fire alarm systems. It uses a micro-processor based design to provide unique addressing and full compatibility with intelligent fire panels. The device features a non-breakable glass activation element (or hammerless press plate) and a clear LED indicator to aid location and status visibility. It operates within the 16 V to 28 V DC range (nominal 24 V) and is compliant with the standard EN54-11:2001 + A1:2005 for manual call-points. Key Features: Addressable unit supporting digital addressing from 1 to 254 on compatible loop-systems; Non-breakable glass or hammerless activation surface for safer operation; LED indicator on front face: lights steady when activated, aiding location of an activated call point; Very low standby current: approx 0.6 mA (24 V) and alarm current approx 1.8 mA; Wide operating voltage range: 16 V to 28 V DC (nominal 24 V); Dimensions approx. 89 mm × 93 mm × 35 mm; Weight ~102 g with base (~80 g without base); Indoor use (Type A) with class EN54-11 listing, rated for –10 °C to +55 °C and up to 95 % RH non-condensing. Ingress protection approx IP43. Industrial Uses / Applications: Manual fire-alarm activation points in offices, schools, commercial buildings; Conventional or intelligent fire alarm systems in corridors, lobbies, and public-access areas; Integration into addressable loops in medium to large installations.