Dwyer CO2 detector Modbus CDTA-2N000
The Dwyer CDTA-2N000 is a CO2 detector for indoor air-quality monitoring in HVAC and building-control applications. It measures CO2 with ±50 ppm or ±5% accuracy, communicates via 2-wire RS-485 with Modbus RTU or…
SKU 3G-CBM-02242
Local availability & support
- Delivery
- Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
- Payment
- Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.
Need installation or engineering help?
Ask a question
Product Description
The Dwyer CDTA-2N000 is a CO2 detector for indoor air-quality monitoring in HVAC and building-control applications. It measures CO2 with ±50 ppm or ±5% accuracy, communicates via 2-wire RS-485 with Modbus RTU or BACnet MS/TP, and operates on 10 to 42 VDC or 10 to 30 VAC. Ideal for commercial facilities requiring networked environmental sensing.
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.
Used in
Common applications for DwyerDwyer Products
3G Electric supplies Dwyer measurement. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.
