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Wall and duct mounted transmitters provide continuous 0-10 VDC or 4-20 mA signals representing 0-2,000 ppm Carbon Dioxide (CO2), with options for relay/control output, audible alarm, LCD display, and relative humidity measurement.
To economically sense the concentration of Carbon Dioxide (CO2) in air for a wide variety of commercial applications, such as demand-controlled ventilation in buildings, schools, theaters, etc., and transmit to any compatible electronic analog controller, DDC/PLC control or automation system in accordance with ASHRAE standards.
- Non-dispersive infrared (NDIR) sensing technology
- Self-calibrating
- 0-2,000 or 0-5,000 ppm CO2 (other ranges on request)
- 0-100% RH output, optional
- 0-(5)10 VDC or 4-20 mA output
- Tri-color LED (normal/warning/alarm)
- Warning relay output, optional
- Audible alarm, optional
- LCD display, optional
- Executive-style room housing, or integrated duct probe
- Convenient screw terminal connections
- 5-year calibration interval
- Limited eighteen months
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