Air Quality

GS23

CO2 Transmitter / Indoor type

  • Optional LCD display
  • Measuring carbon dioxide
  • 1 analog output or Modbus RS-485
  • Optional analog output + RS-485
  • Quick easy installation and maintenance due to well designed
  • Cost-efficient and reliable
  • Data can be logged and transferred to PC via RS-485 function link free software

Products Specification

Display:LCD module without backlight
Display readout:One line character
Digit:4 digits
Digit height:17.84 mm
Input:NDIR sensor
Analog output:0 … 5 V / 0 … 10 V / 4 … 20 mA
Modbus:RS-485
Signal connection:3-wire
Load resistance:Max. 250 Ω for 1 output;Min. 10 KΩ for V output
Warm-up time:<2 min;Stable time 20 min
Response time:t90<2 min
Sampling time:About 6 sec
Data logger:Via RS-485 by using eYc free software
Accuracy(at+25°C;101.3 kPa):±40 PPM±3% of reading
Medium:Air
Operating Temp.:0 … +50°C
Operating Humid.:0 … 85%RH
Storage temperature:-20 … +60°C
Power supply:DC 12 … 36 V & AC 24 V±10%
Current consumption:DC:150 mA / AC:120 mA
Starting current:DC 24 V:250 mA / DC 12 V:550 mA;AC 24 V:230 mA / AC 12 V:250 mA
Electrical connection:Analog & communication:4P connector
Installation:Wall mount
IP rating:IP20
Electrical protection:■ Polarity protection ■ Short-circuit
Certification:CE
Housing material:PC(PC-110)(UL94V-2)
Weight:100 g

Products Applications

Monitoring the air quality in indoor environments / HVAC / Air conditioning / Museums / Supermarkets / Data centers / Warehouses

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