Siemens QPA room air quality sensor

Siemens QPA2052/MO, S55720-S510 Room air quality sensor with Modbus communication Modbus RTU (RS-485) Maintenance-free CO2 sensing element No recalibrations required DIP switches setting together with other controllers HS CODE: 90271010 COO: China

Siemens QPA2080D Room air quality sensor carbon dioxide CO2 plus temperature (passive) with display S55720-S122 The room air quality sensor has a selectable passive temperature sensing element, delivered with the device are LG-Ni1000, Pt1000, Pt100, NTC...

Siemens QPA2080 Room air quality sensor carbon dioxide CO2 plus temperature (passive) S55720-S121 The room air quality sensor has a selectable passive temperature sensing element, delivered with the device are LG-Ni1000, Pt1000, Pt100, NTC 10kOhm...

Siemens QPA2060D Room air quality sensor CO2+temperature with display Datasheet

Siemens QPA2060 Room air quality sensor CO2+temperature Datasheet

Siemens QPA2002D Room air quality sensor CO2+VOC with display Datasheet

Siemens QPA2002 Room air quality sensor CO2+VOC Datasheet