Model GH (Greenhouse) is equipped with an extra dust and water filter and is suitable for adverse ambient conditions.

<strong>Applications</strong>
Ventilation control in greenhouses and harsh environments.

<strong>Features</strong>
• Model : GH (Greenhouse)
• Measurement range CO2: 0…4 %vol (0…40,000 ppm)
• Accuracy: ±200 ppm
• Temperature measurement range: 0…50 °C (30...120 °F)
• Output 1 (0...4 %vol): 0/2…10 VDC or 0/4…20 mA
• Output 2 (0...50 °C): 0/2…10 VDC or 0/4…20 mA
• Output 3 (CO2): Relay 1: open &lt;1.9 %, closed &gt;2.0 %
• Range of application: 0…50 °C (30...120 °F) / 0…95 %RH
• Maintenance: is not necessary for normal indoor applications.Certain industrial applications require annual calibration
• Lifetime: &gt;15 years