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100. Yıl Bulvarı No:101/A 06374 OSTİM/Ankara |
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+90 (312) 385 50-90 |
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+90 (312) 354 58-98 |
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ostim@ostim.org.tr |
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 |