Intelligent combined sensor for Air Quality (VOC), Humidity (rH) and Temperature (T) with analogue outputs, Modbus and LCD Display, type QHT 24R Air Quality Sensor (VOC) Ventilation Control Products Test and Measuring Instruments Malaysia, Selangor, Kuala Lumpur (KL), Kajang Manufacturer, Supplier, Supply, Supplies

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Intelligent combined sensor for Air Quality (VOC), Humidity (rH) and Temperature (T) with analogue outputs, Modbus and LCD Display, type QHT 24R

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Features

• To measure and take control of indoor air quality

• Three noses in same unit Air Quality (VOC), Humidity (rH) and Temperature (T)

• Selectable outputs 0-10 Vdc, 4-20 mA or 0-5 Vdc via jumpers on pcb for all three measurements.

• Modbus RS485 Network connection, Modbus RTU at 19.2k and 9600 baud

• VOC = Volatile Organic Compounds sensor also named as a mixed gas sensor

• LCD Display show actual value for Air Quality (VOC), Humidity (rH) and Temperature (T)

• Air Quality (VOC) LCD display reading = 0 to 1000 ppm.

0 to 99 ppm = Fine

110 ppm = Fair

400 ppm = Poor

600 ppm = Bad

• Humidity LCD display reading = 0 to 100% rH

• Temperature LCD display reading = 0 to 100°C