QFA2890/WI

• Operating life of battery: Up to 10 years (under normal operating conditions with 10 minutes wake-up cycle)
• Power consumption: Max. 20 mA
• Measuring range, temperature: 0…50 °C
• Time constant: Rel. humidity: 20 s (depending on air flow) , Temperature: ≤ 8.5 min (depending on air flow and thermal coupling to the wall)
• Measurement accuracy: Rel. humidity at 30...70 % r.h.: ±2 % r.h., Rel. humidity at 0...30 % r.h./70...100 % r.h.: ±5 % r.h., Temperature at 21…25 °C: ±0.3 K, Temperature at 15…21 °C/25…35 °C: ±0.7 K, Temperature at 0…15 °C/35…50 °C: ±1 K
• Communication: 2400…2483.5 MHz
• Indoor wireless range: 50 m
• Display: no display
• Color: White
• Degree of protection: IP30
• Dimensions (W x H x D): 88 x 88 x 14 mm
• Warranty: 24 Months

Wireless room sensor for temperature & humidity

• Wireless communication via KNX IoT over Thread
• Measurement accuracy up to ± 0.3 °C & ± 2 % r.h.
• Up to 10 years battery lifetime (under normal operating conditions)
• Dimensions: 88 x 88 x 14 mm