The KAQ90 series wall-mount temperature, humidity & CO₂ detector is designed for indoor and office environmental monitoring, capable of simultaneously measuring CO₂ concentration, temperature, and relative humidity. It employs single-source infrared measurement technology, offering excellent contamination resistance and long-term stability. The device supports 4-20 mA, 0-10 V, and RS-485 outputs for easy integration with DDC or building monitoring systems.
| Voltage Frequency | 50/60 Hz |
|---|---|
| Range | 0-5000 ppm |
| Output Signal | 3-wire 4-20 mA / 0-10 V / RS485 |
| Power Supply | 16-30 VDC or 24 VAC |
| Accuracy | ±50 ppm + 3% of reading @ +10 ... +30 °C |
| Protection Rating | IP44 |