SIEMENS QPM2100 DUCT AIR QUALITY SENSOR CO2

$99.99

SIEMENS QPM2100 Duct Air Quality Sensor (CO2). Duct-mounted transmitter using NDIR technology for precise, stable CO2 monitoring with negligible drift. Provides 0-10V/0-5V proportional signal to BMS/HVAC controllers. No calibration required. Ideal for applications needing precise, long-term CO2 sensing.

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Siemens QPM2100 Duct Air Quality Sensor (CO2)

The Siemens QPM2100 is a professional-grade duct sensor designed to optimize indoor air quality and energy efficiency in HVAC systems. By accurately monitoring CO2 levels within ventilation ducts, this sensor enables Demand-Controlled Ventilation (DCV), ensuring that fresh air is provided only when needed based on actual occupancy.

Equipped with advanced Non-Dispersive Infrared (NDIR) technology, the QPM2100 is virtually maintenance-free. It features an auto-calibration algorithm that compensates for long-term aging, ensuring high stability and precision over the life of the device.


Key Features

  • Maintenance-Free NDIR Technology: Microprocessor-based sensing with less than 1% drift per year, eliminating the need for periodic manual calibration.

  • Flexible Output Signals: Field-selectable 0 to 10V or 0 to 5V DC proportional signals for easy integration with standard building automation systems.

  • Superior Stability: Designed for applications requiring precise, long-term stable $CO_2$ monitoring in demanding commercial environments.

  • Quick Installation: Specifically designed for duct mounting with a secure housing that protects the sensitive electronic components from dust and airflow.

  • Energy Savings: By controlling ventilation based on CO2 concentration, this sensor significantly reduces heating and cooling costs in occupied spaces.


Technical Specifications

FeatureDetails
ManufacturerSiemens
Model NumberQPM2100
Measurement Range0 to 2000 ppm (CO2)
Output Signal0–10V or 0–5V (Field Selectable)
Sensing ElementNon-Dispersive Infrared (NDIR)
Operating VoltageAC 24 V / DC 15…35 V
Mounting TypeDuct Mount

Ideal Applications

The QPM2100 is perfectly suited for modern office buildings, schools, auditoriums, and hospitals where maintaining high air quality is essential for comfort and productivity. It ensures that CO2 concentrations remain within healthy limits while preventing the over-ventilation of empty rooms.

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