Greystone CMD5B4000 MOD Carbon Monoxide Detector

Product Id : 279695

Greystone CMD5B4000 MOD Carbon Monoxide Detector is a device used to monitor the carbon monoxide levels and output of a field selectable 4-20mA or voltage signal using the electrochemical sensor. The voltage signal may be set to 0-50 or 0-10 Vdc. Through the on-board menu, the sensing range and output can be increased to 100, 150, 300, 400, or 500 ppm.

Applications: Pharmaceutical Clean Rooms, HVAC, Laminar Air Flow Cabinets, and Biosafety Cabinets.


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Country : United States

Product Description

Greystone CMD5B4000 MOD Carbon Monoxide Detector is a front panel test switch, a status indicator, and an alarm buzzer are additional features that come as standard. The LCD also has a backlight. With a digital input signal, the test function may also be remotely managed. Local configuration of all device parameters is possible through the on-board menu.
Features of Greystone MOD Carbon Monoxide Detector:

  • Optional relay outputs & audible alarm
  • Modbus communication
  • Long-life electrochemical sensor
  • Space or duct mount models
  • Various analog outputs
  • LCD display


Additional Information

Manufacturer Greystone
Model No CMD5B4000-MOD
Range 0-100, 150, 300, 400, or 500 PPM (Selectable)
Accuracy ±5 PPM or 5% of reading
Sensor Type Electrochemical Sensor
Operating Temperature -20 to 50ºC
Operating Humidity 15 to 95% RH
Sample Method Diffusion or flow through sample tube for duct mounted models
Response Time <35 seconds for 90% step change
Power Supply 24 Vdc ± 20% or 24 Vac ± 10% (non-isolated half-wave rectied)
Power Consumption 100 mA max. with all options on
Buzzer Alarm 85 db @ 10 cm
Buzzer Trip Point Programmable 20-500 ppm in 10 ppm increments
Buzzer Delay Programmable 0-10 minutes in 1 minute increments
Enclosure rating • Space (4) - ABS - UL94-V - IP65 (NEMA 4X) • Duct (5) - ABS - UL94-V - IP65 (NEMA 4X)
Dimension • Space: 145 X 101 X 64 mm • Duct: 145 X 101 X 240 mm

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