For direct measurement and control of the CO₂ in spaces, air channels and aircontrol installations is the HD37 range very usefull: a large range of features and a robust housing.

Unique is that the transmitters and measuring instruments of Nieuwkoop can be calibrated by the user itself.

Specifications:

• Range: 0-5.000ppm
• Analogue output 4-20mA
• Strong ABS plastic housing

Other models are available on request

HS (commodity) code: 9027.10.10