Recommendations for placement of indoor air quality sensors Suitable conditions In places that are most telling in terms of indoor air quality At a height of approx. 1.0-2.0 m above floor level on the inner... How to choose the right type of indoor air quality sensor 4 examples of how to choose the right type of sensor for each room: A commonly known term for an immediate assessment of the quality of indoor air from... Principles of operation of air quality sensors Air quality sensors work on several different principles. The main ones are described here: NDIR = Non-Dispersive Infrared These sensors work... Indoor air quality and how the terms VOC, TVOC and CO2 relate to it Concept"VOC" or volatile organic substances arose from the English Volatile Organic Compounds. (Volatile = volatile, i.e. at room temperature... C-AQ-0006R The C-AQ-0006R module is used to monitor the air quality in the interior of buildings and replaces the older generation of modules C-AQ-0001R to C-AQ-0004R.... RH and temperature measurement for HVAC applications, the sensor with a 4÷20 mA output For measuring temperature and humidity in e.g. ventilation units, in agriculture, etc. Combined sensors with analogue output can be used, typically with... Measuring relative humidity and temperature in HVAC ducts Measuring relative humidity and temperature of air in non-aggressive environment in air conditioning ducts, ventilations ducts, etc., can be done by the... Measurement of outdoor relative humidity and temperature with a detached sensor Measuring humidity in the environment with the risk of flowing water, condensation, etc., can be done by the C-RQ-0400I-xx sensor (xx - the cable length... Measuring outdoor relative humidity and temperature , CFox module C-RQ-0400I Measurement of outdoor humidity and temperature can be done by the C-RQ-0400I sensor. The module is also equipped with two universal inputs allowing connection... Measuring relative humidity (RH) and temperature , CFox module C-RQ-0600R-RHT The C-RQ-0600R-RHT module is designed to measure relative humidity and temperature of air in the interior. It is designed to control ventilation systems,... 1 2