• GS43/44 CO2  Transmitter(Indoor / Duct Type)

GS43/44 CO2 Transmitter(Indoor / Duct Type)

Model : GS43GS44
Sensor type:NDIR sensor
Output:4 ... 20 mA / 0 ... 10 V
linear accuracy(at +25°C):400 ... 2000 PPM:±40 PPM ±3% of reading / 2000 ... 10000 PPM:±250 PPM ±3% of reading
Measuring range : 2000 / 5000 / 10000 PPM
Display : Optional
  • Features
    ● Accurate and excellent long-term life cycle
    ● Measuring up to 10000 PPM
    ● Voltage or current output and optional RS-485, and display
    ● Free software configuration
  • Applications
    Monitoring air quality and saving energy / Environmental control and monitoring system / Ventilation system control for building, library, train station, supermarket, office / Agriculture, green houses, fruit and vegetable storage, mushroom farming, hatcheries and incubators
  • Download
  • Specification
    Display
    Display:Without backlight
    Digit:5 digits(upon request)
    Digit height:5.56 mm

    Input
    Sensor type:NDIR sensor
    Measuring range:2000 / 5000 / 10000 PPM

    Output
    Output:4 ... 20 mA / 0 ... 10 V
    Modbus:RS-485
    Signal connection:3-wire
    Sensitivity:±1 PPM ±1% of measured value
    Load resistance:Voltage output:≧10 KΩ / Current output:< 250 Ω
    linear accuracy(at +25°C):400 ... 2000 PPM:±40 PPM ±3% of  reading / 2000 ... 10000 PPM:±250 PPM ±3% of  reading
    Output calibration (ZERO & SPAN):Factory software calibration
    Warm-up time:< 2 min. ; stable time 20 mins.
    Response time(t90):GS43:< 2 min.;GS44:< 6 min.
    Sampling time:About 6 sec.
    ADC default:2000 PPM:On;5000 PPM / 10000 PPM:Off 

    Environment
    Medium:Non-aggressive gas(HVAC system)
    Operating Temp.:0 ... 50℃
    Operating Humid.:Tarps:0 ... 95%RH(Non-condensing) / Non-woven:0 ... 85%RH(Non-condensing)
    Storage Temp.:-20 ... +60℃

    Electrical
    Power supply:DC 12 ... 36 V & AC 24 V ±10%
    Current consumption:DC:37 mA / AC:70 mA
    Starting current:DC:> 200 mA / AC:> 210 mA
    Electrical connection:M12(4P or 5P)metal connector with 2 m cable or terminal(cable gland) 

    Installation
    Installation:Indoor:Wall mount / Duct:Flange mount

    Protection
    IP rating:GS43:IP54 / GS44:IP64
    Electrical protection:■ Polarity protection ■ Over-voltage ■ Short-circuit

    Certification
    Certification:CE

    Material
    Housing:PC fire-proof(PC - 110)(UL94V-2)
    Filter for duct type:POM
    Ventilation-cloth:2000 PPM:Non-woven,5000 / 10000 PPM:Tarps
    Weight:GS43:126 g / GS44:155 g


    Accessory table

     Optional
      AS-HS-S
     Fixed board for wall type

      8203104014
     L Board fixed board for wall type

      M12-F4N-200
     Cable, M12 Waterproof, 4 PIN female, Length : 2M

Note : Design and specifications are subject to change without notice.
Note : If the product has RS-485 function, to avoid damaging product, please make sure the product and the device which connect with RS-485 are on common ground.