Title Page - Data Sheet - QAA2890/WI - QFA2890/WI - QPA2892/WI

Wireless room sensor

• Wireless communication KNX IoT over Thread
• Battery-powered:
  QAA2890/WI, QFA2890/WI: 3 x alkaline batteries type AAA, 1.5 V
  QPA2892/WI: 2 x alkaline batteries type AA, 1.5 V
• Temperature accuracy: ±0.3 K@21…25 °C, ±0.7 K@15…21 °C/25…35 °C,
  ±1 K@0…15 °C/35…50 °C
• Relative humidity accuracy: ±2 % r.h.@30...70 % r.h., ±5 % r.h.@0...30 % r.h./70...100 % r.h.
• CO₂ accuracy: ±(50 ppm+2 % m.v.) @0...2000 ppm
• Automatic baseline calibration (ABC) for CO₂ measurement