Simplex 4090-9051 Supervised Addressable Module SF 25/11 RS-232 Communication Card

RS-232 Communication Card

Energy Management and Lighting Control Systems

and an accompanying outdoor backbox

Edwards 270 Series non-coded single-action fire alarm stations are sturdy

Simple and straightforward user interface

Simplex 4090-9051 Supervised Addressable Module SF 25/11 RS-232 Communication CardIndividual addressable modules (IAMs) receive both power and communications from a two wire MAPNET II or IDNet circuit. They provide location specific addressability to a single initiating device (such as single station smoke detector alarm contacts or heat detector contacts) or multiple devices at the same location by monitoring normally open dry contacts and the wiring to an end of line resistor. Model 4090 9051 is an encapsulated package with wire