CDW and CDD carbon dioxide transmitters are designed for monitoring and controlling environment of industry and commercial bui..
Application
CDW and CDD carbon dioxide transmitters are designed for monitoring and controlling environment of industry and commercial buildings. They can be used in working house, clean room, laboratory, machine room, office, airport, parking lot, station and museum, etc. where air quality control is necessary. CDW is for wall mount and CDD is for duct mount
Features
High performance NDIR digital sensor and circuit, ensure precise measurement and temperature compensation
Stable and reliable 15 years sensor life and maintenance-free
Fast response Light and state of art housing
Optional output selection
Specifications
Sensor: NDIR Sensor, with ABC calibrate function and active gas diffusing
Accuracy: See in models selection Response time: <10s (30cc/min, low flow gas)
Drift: <±10ppm/year Range: 0~2000ppm or others Output: 4~20mA/0~10V or RS485
Relay output: SPDT relay, 1A/30VDC,0.5A/125VAC Power supply: 24VAC/DC±10%
Load resistance: 500Ω (Current output)
Display: LCD Display (optional) Display accuracy and resolution: 1ppm
Working environment: 0~50°C,0-95%RH(Non-condensing)
Storage temperature: -20~80°C
Housing: ABS Protection: IP30 (CDW), IP65 (CDD)
Optional LCD display: LCD display panel could be ordered and installed in field separately (CDW). See details on MMI product.
Optional MMI operation panel: Including LCD, integrated with function keys, can be ordered and installed in field separately(CDW). See details on MMI product.
CDD Picture:
CDW Picture:
Models:
many models for selecting, pls email or online inquiry
HVAC CO2 Transmitter
