CO2 Transmitter
CDT
Dwyer
Trias Automation, distributor of Dwyer in India, offers Series CDT CO₂/Temperature Transmitters with LCD display, universal outputs, and NEMA 4X enclosure for HVAC and indoor air quality monitoring.

Dwyer Series CDT CO₂/Temperature Transmitters – Available in India from Trias Automation (Authorized Distributor). The Series CDT transmitters provide precise indoor air quality monitoring by measuring carbon dioxide (CO₂) and temperature with universal output options. Designed for HVAC, building automation, and energy management systems, these transmitters feature a large LCD display for easy reading and field‑selectable outputs (4–20 mA, 0–5 V, 0–10 V), ensuring seamless integration with control systems.
With NEMA 4X (IP65) rated enclosures, the CDT series is built for durability in demanding environments. The transmitters help optimize ventilation efficiency, occupant comfort, and energy savings, making them ideal for schools, offices, hospitals, laboratories, and industrial facilities.
Parameters Measured: CO₂ and temperature
Outputs: Field‑selectable 4–20 mA, 0–5 V, or 0–10 V
Display: Large LCD with dual parameter readout
Accuracy: High‑precision CO₂ sensing for IAQ compliance
Enclosure: NEMA 4X (IP65) for rugged applications
Applications: HVAC, building automation, clean rooms, healthcare, educational institutions, industrial IAQ monitoring
Part Numbers
CDT-2N40 - Wall mount with out display
