● Optional LCD display
● Measuring carbon dioxide
● 1 analog output or Modbus RS-485
● Optional analogue 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

sensor type 
NDIR sensor
CO2 measuring range
0 ... 2000 PPM
signal connection
3-wire
load resistance
max. 250Ω for 1 output ; min. 10 KΩ for V output
response time
t90 < 2min. 
power supply
DC 12 ... 36 V & AC 24 V ± 10 %
protection degree
IP20