Manufacturer: SIEMENS
Type: Duct Sensor
Model: QFM66
Operating voltage: AC 24 V
Frequency: 50/60 Hz
Power consumption: 1 VA
Electric connection: max 2 × 1.5 mm2
Signal output: DC 0…10 V
Time constant approx.: 20 s
Temperature Range: -25 … 70 °C
