Multi-channel gas detection control unit MWS 903

The multi-channel gas warning equipment ADOS MWS 903 continuously monitors the surrounding air and provides an early warning of dangerous, explosive and non-combustible gases and vapours. It is possible to connect up to 8 gas transmitters (2- or 3-wire) to the unit. Fields of Application Monitoring of: Heating systems Garages and tunnels Liquid gas storage rooms Laboratories Cold-storage houses Plastic processing plants Chemical industries Paint manufacturing plants Concentration measurement of O2 and many more Features 6-section keybord and illuminated 4-line LC-Display for indicating actual values, half-hourly average values and fault messages, all clear text encoded Ready, fault and gas warning display Menu-assisted settings for the equipment parameters, via 6-section keyboard Two alarm thresholds for each sensor, independently adjustable from 5 % to 100 % of the measurement range; facility for forming half-hourly average value A maximum of 12 floating alarm outputs for controlling extra warning and control devices Floating change-over contacts for fault, siren and warning banners Serial interface output, RS 232 for connecting a printer or PC Plastic, wall-mounted housing (IP 54) 4–20 mA interface Plastic, wall-mounted housing High operational reliability Low current consumption Easy installation USP unit available Accessories Signal horn (siren), Warning light, Warning banner, Test meters, Plotter, Stand-by power supply UPS 2000 24 V.