Nuicon

CDS201 Room Sensor for CO₂, Temperature, and Relative Humidity

The Nuicon CDS201 Room Sensor for CO₂ is designed for industrial and commercial building automation, measuring CO₂, temperature, and relative humidity in one device. Ideal for HVAC control and demand-controlled ventilation, it provides accurate real-time data to improve air quality, ventilation efficiency, and energy savings across manufacturing plants, control rooms, and commercial facilities.

What is the CO2 Sensor For?

Auto Body & Repair Shops

Quickly verify paint thickness for used car assessments, repairs, and quality checks.

Contractors & Fabricators

Ensure coating specifications are met on structural steel, railings, and metal fixtures.

Quality Control Inspectors

Perform fast pass/fail checks on production lines and incoming parts.

Painters & Applicators

Confirm coating thickness during application to prevent costly over- or under-application.

Why Buy from Nuicon?

Configurable Limits

We can adjust the Green/Red switching thresholds to match your specific safety standards.

BMS Integration

We assist in connecting the output to your central building automation system.

Calibration Support

Traceable calibration services to ensure year-on-year accuracy.

Technical Specifications

  • CO2 Range: 0…2000 / 5000 ppm
  • Accuracy:0…2000 ppm: ±(60 ppm + 2% of reading)
  • 0…5000 ppm: ±(60 ppm + 3% of reading)
  • Output: Analogue 0-10V, 4 – 20 mA or RS485 Modbus RTU
  • Supply: 24V AC/DC
  • Display: Optional LCD display
  • Mounting: Wall mount 
CDS201_co2sensor_hvac_nuicon
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Key Features

  • 3-in-1 Monitoring: Measures CO₂, Temperature, and Relative Humidity in a single wall-mounted device.
  • NDIR Technology: Dual-wavelength infrared CO₂ sensor ensures long-term stability and resistance to contamination.
  • Installation-friendly Design: Push-in terminals and snap-on enclosure enable fast and reliable installation for building automation systems.

Real-World Applications

  • Pharma & Biotech Labs: Monitor indoor air quality in controlled rooms and HVAC zones.
  • Commercial & Industrial Offices: Maintain healthy indoor air and improve occupant comfort.
  • Manufacturing Facilities: Monitor environmental conditions for ventilation control and workplace safety.
  • Warehouses & Commercial Buildings: Optimize demand-controlled ventilation and energy efficiency.
CDS201 - CO2 Sensor - Nuicon

FAQS CO2 Sensor

The CDS201 uses dual-wavelength NDIR technology with excellent long-term stability. Periodic calibration is recommended according to the application’s maintenance requirements.

No. The CDS201 is a wired wall-mounted sensor powered by 24 V AC/DC, designed for permanent installation in HVAC and building automation systems.

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The CDS201 is available with or without an optional LCD display for local reading of measured values.

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Our Related Products

EE800 Room Sensor

A discreet wall sensor without the large traffic light display.

Omniport 40

Handheld data logger for spot-checking multiple rooms.

EE820 Harsh Environment Sensor

For incubators and industrial zones.

Our Happy Faces

Breathe Better, Work Better.

Get the sensor that shows you the invisible. Order the CDS201 Room Sensor for CO₂ today.

Have A Question?

Have A Question?

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