Best Seller | SIEMENS QPA2284.FWSC Temperature/Humidity/CO2 Sensor,OLED Temperature/Humidity/CO2 Sensor, Air Quality Measurement CO2, Humidity, Temperature, CO2 Accuracy +/-50 ppm + 2 Percent of MV, Power Required Powered Via P1 Connection to TEC, Output Integrated to Siemens Controllers, Display Type Digital, Housing... ... more SIEMENS QPA2284.FWSC Temperature/Humidity/CO2 Sensor,OLED Temperature/Humidity/CO2 Sensor, Air Quality Measurement CO2, Humidity, Temperature, CO2 Accuracy +/-50 ppm + 2 Percent of MV, Power Required Powered Via P1 Connection to TEC, Output Integrated to Siemens Controllers, Display Type Digital, Housing... | | $580.09 go to store |