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Indoor humidity and temperature sensor PFT28R
relativeabsolutewall-mount

Indoor humidity and temperature sensor - PFT28R - Arthur Grillo GmbH - relative / absolute / wall-mount
Indoor humidity and temperature sensor - PFT28R - Arthur Grillo GmbH - relative / absolute / wall-mount
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Characteristics

Type
relative, absolute
Mounting
wall-mount
Technology
dew-point
Output
4-20 mA, 0-10 V
Supply voltage
15VDC, 24VAC
Protection level
IP65
Applications
air, for indoor use, for air conditioning, OEM applications, room
Measuring range (%)

Max.: 100 %

Min.: 0 %

Measuring range (temperature)

Max.: 50 °C
(122 °F)

Min.: -30 °C
(-22 °F)

Accuracy (temperature)

Max.: 3 °C
(37.4 °F)

Min.: 0.1 °C
(32.18 °F)

Description

* Measuring temperature and relative humidity with a „single-chip“-sensor* Calculation and display of dew point temperature, enthalpy, wet bulb temperature and absolute humidity * Digital transmission from sensor to the evaluation electronics * Fast response time * Exchange ability of sensor without recalibration * Alphanumeric LCD-indicator for: temperature, relative humidity, dew point temperature, absolute humidity, wet bulb temperature and enthalpy The transmitter PFT28 converts the measured variables temperature and relative humidity into the measured variables: dew point temperature, absolute humidity, wet bulb temperature and enthalpy. Output 1 supplies the temperature signal while Output 2 can be assigned to one of four other measured variables. The second measured variable is selected by a two-pole DIP switch. Measured variable, measured value and unit are displayed on a two-line alphanumeric display. Two PFT28 versions are available: A room sensor for wall mounting and a duct sensor for installation in a ventilation duct. In both versions, the sensor tube is mounted directly to the chassis. With a jumper, the output signals can be switched from 0/2…10 V to 0/4…20 mA. The device is powered with 15…30 Vdc or 24 Vac. Description Output 2: set to ? selectable via DIP switches: relative humidity, dew point temperature, wet bulb temperature and enthalpy in special cases, 'absolute humidity' can also be set on request! please specify when ordering! Supply voltage: 15...30 Vdc or 24 Vac Sensor tube attached directly Accessories: instruction manual

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*Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.