Adres: UZAYÇAĞI CAD. 62 4
Tel 1: 0 (312) 386 05-77
Faks: 0312 386 05 22
Email 1: zake@zake.com.tr
Web: https://zake.com.tr
The QFA31 is for use in ventilation and air conditioning plants where high precision and short response times are required to measure relative humidity. The measuring range covers the 0…100% humidity range. QFA31 .. with accessory AQF3100 is for outdoor use.
Operating voltage | DC 13.5 ... 35 V |
Measuring range, temperature | 0 ... 50 °C, -35 ... 35 °C, -40 ... 70 °C |
Measuring range humidity | 0 ... 100% rh |
measurement accuracy | 0 ... 100% rh and humidity at 23 ° C: ± 2% rh, Temperature at 15 ... 35 ° C: ± 0.6 K, Temperature at 40 ... 70 ° C: ± 0.8 K |
time constant | Humidity: <20 h, Temperature: <8.5 min |
Electrical connection | screw terminals |
Signal output temperature | DC 4 ... 20 mA |
Signal output humidity | DC 4 ... 20 mA |
Degree of protection | IP65 / IP40 |
Dimensions (W x H x D) | 80 x 144 x 39mm |
Z-Humidity converts the temperature and relative humidity measurement values in the environment into standard analog or digital signals and enables them to be sent to another system.
Measuring Range (RH) | 0...100%RH |
Measuring Range (T) | -20...+80 °C |
Accuracy (RH) | +/- 2 %RH (Typ) at 23 °C |
Accuracy (T) | +/- 0.3 °C (Typ) at 23 °C |
Stability (RH) | < 0.5 %RH/year (Typ) |
Stability (T) | < 0.04 °C /year (Typ) |
Analogue Output Signal Accuracy (Voltage) | +/- 0.1% |
Analogue Output Signal Accuracy (Current) | +/- 0.5% |
Operating Temperature Range | -40°C...+85°C |
Height | 2000m. until |