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.

Models: