Channel Gas Warning System

Application
The multi-channel gas warning system GW 399 continuously monitors the ambient air and provides an early warning of hazardous, explosive and non-combustible gases and vapours.
Features
Use of various types of measurement sensor
Direct warning status recognition, via different colors of the LC-Display background illumination
Menu-aided operation, via 2 keys
Three alarm thresholds individually adjustable from 5-100% of test range
Three floating alarm outputs for driving additional warning and control systems
Floating relay contacts
Serial output, RS 232 or RS 485 LON®-interface
4-20 mA current output
Different housings are available e. g. 19" rack,
panel mounting, wall-mounted housing
Up to 10 units per rack
1 control unit configurable as master, for supervision of central alarms and communication control systems
High degree of reliability
Low current consumption
Possibility of uninterruptible power supply
Fields of Application
Monitoring of heating systems
Garages and tunnels
Liquid gas rooms
Laboratories
Cold storage houses and air conditioning plants
Plastic processing plants
Chemical industries
Paint manufacturing plants
Concentration measurement of O2
and many more