CO2 detector Modbus CDTA-2N000

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Price on request — send us an enquiry for current pricing.

Minimum order: 1 unit
Lead time: Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.

Technical specifications

co2 accuracy	±50 ppm or ±5% whichever is greater
power supply	10 to 42 VDC / 10 to 30 VAC
communication	2-wire RS-485, Modbus RTU or BACnet MS/TP
certifications	BTL, CE, RoHS
humidity range	10 to 95% RH (non-condensing)
co2 non linearity	16 ppm
co2 response time	2 min to 99%
power consumption	1.2 watts peak
temperature range	0 to +50°C
measurement parameters	CO2, Humidity, Temperature, Temperature Setpoint
co2 temperature dependence	±8 ppm/°C at 1100 ppm

Frequently asked questions

Where can I buy the Dwyer CDTA-2N000 CO2 detector worldwide?+

3G Electric is an authorized distributor of Dwyer instrumentation. Order the CDTA-2N000 online; we handle logistics, customs clearance, and delivery to your facility globally. Lead time on request.

What is the response time and accuracy of the Dwyer CDTA-2N000?+

The CDTA-2N000 achieves ±50 ppm or ±5% accuracy (whichever is greater) with a 2 min response time to 99% of CO2 concentration change. Non-linearity is ±16 ppm across the measurement range.

What communication protocols does the Dwyer CDTA-2N000 support?+

The CDTA-2N000 features 2-wire RS-485 connectivity and supports both Modbus RTU and BACnet MS/TP protocols for integration into building-control and HVAC management systems.