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    EnglishGermany
    PRODUCT.產(chǎn)品

    Gas monitor unit- GW399

    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.
    • 技術(shù)參數(shù)
    • 產(chǎn)品特點
    • 應(yīng)用領(lǐng)域
    • 資料下載
    Measurable gases 
     
    Gas Formula
    Acetylen C2H2
    Ether C4H10O
    Alcohol e.g. C2H6O
    Ammonia NH3
    Petrol
     

     
    Butane C4H10
    Chloroform CHCl3
    Hydrogene chloride HCl
    Helium He
    Carbon dioxide CO2
    Carbon monoxide CO
    Methane (natural gas) CH4
    Neon Ne
    Propane C3H8
    Oxygen O2
    Carbon tetrachloride CCl4
    Toluene C7H8
    Hydrogen H2
    Xylene C8H10


    Technical Data 
     
    Details as for control unit
    Sensors: Semiconductor sensor
    Heat reaction sensor
    Thermal conductivity sensor
    Chemical sensor
    Infrared sensor
    Sensors input: 1 two-wire sensor (e. g. TOX 592) or 1 three-wire sensor (e.g. GTR 196)
    Sensor supply: 20 V DC / 200 mA
    Ranges: Adaptable by software
    Accuracy: < 2 %, f.s.d.
    Ambient temperature: -10 °C to +40 °C
    Temperature effects: < 2 % for a ±20 °C change
    Installation: Panel mounting or wall-mounting
    Output signals: Current output 4-20 mA
    RS 232 or RS 485 interface
    LON®-Interface
    3 Alarm relays
    1 Fault relay
    Relay rating: 230 V, 450 VA
    other voltages on request
    Voltage supply: 230 V, 50 Hz
    Options: 115 V, 60 Hz | 24 V DC | 12 V DC
     
    Power consumption: 8 VA
    • 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
    • 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
    版權(quán)所有 ? 2004- 深圳市昂為電子有限公司 ONUEE / ONWARDS(HK) Ltd. All rights reserved. 粵ICP備09176163號/
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