QFM2150/MO
Duct sensor for humidity and temperature Modbus

Duct humidity and temperatue sensor for use in air ducts of ventilation and air conditioning plant
Measuring accuracy 3 % r.h. within the comfort range
Modbus RTU (RS-485)
On-event addressing via push button together with Climatix controllers
DIP switches setting together with other controllers
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Technical Specifications
Operating voltage
AC 24 V, DC 13.5…35 V
Power consumption
≤ 1.5 VA
Measuring range, temperature
-40…+70 °C
Measurement range humidity
0...95 % r.h.
Measurement accuracy
At 15…35 °C: ±0.6 K, 23 % r.h., 30…70 % r.h.: ±3 % r.h.
Time constant
Humidity: 20 s, Air v=2 m/s: 210 s
Immersion length
90…154 mm
Signal output temperature
Modbus RTU
Signal output humidity
Modbus RTU
Communication
Modbus RTU (RS-485)
Connection, electrical
Screw terminals
Type of fixing
Flange
Degree of protection
IP54
Dimensions (W x H x D)
80 x 88 x 39 mm