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Therm-X MVHRU HR95
Technical Manual
Page 48 of 59
Version 2.4, 25/09/2020
14.11.
AIR QUALITY SENSORS
The 0-10V output signal of these sensors can be connected to the Therm-X unit control panel for control in the
DCV mode.
Room CO2 sensor
Room sensor for measurement of the CO2 concentration on ventilated spaces.
Duct CO2 sensor
Duct CO2 sensor for measurement of the CO2 concentration on the return ductwork.
The elegant, compact housing enables easy installation directly at the ventilation duct
using a mounting flange.
Room relative humidity sensor
Room sensor for measurement of humidity on ventilated spaces.
Relative humidity duct sensor
Duct relative humidity sensor for measurement of humidity on the return ductwork.
The sensor has an analogue voltage output 0-10V, corresponding to the range of relative
air humidity 0-100%.
Unit
Type
Sensor
Order Reference
Room CO2
Duct CO2
Room RH
Duct RH
ALL
22RTM-19-1
22DC-11
22RTH-19-1
22DTH-11M
PLEASE NOTE:
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Sensors are supplied loose for fitting and wiring on site by others
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Cabling not included, use of shielded cable for wiring is recommended
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All sensors suitable for 24V DC power supply
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Power can provided by the Therm-X unit control panel (24V DC)
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The Therm-X unit is able to operate based on the input from a single air quality sensor (multiple sensors not
supported)
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Additional sensors can be connected with the use of an external system, contact our offices for details
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Sensors not suitable for external installation without additional weather protection
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For additional information please consult the
Therm-X MVHRU Accessories Technical Manual