Dwyer
CDTR-2W4A4-LCDCDTR WM 2K PPM CRV A W/ LCD
CDTR WM 2K PPM CRV A W/ LCD
Duct-mount 2000ppm Carbon dioxide (CO2) + RH detector + temp. transmitter / sensor - 0-100%RH - Dwyer (Series CDTR) - Measurement range 32...+122°F / 0...+50°C (+/-40ppm +/-3% accuracy of CO2 reading / '+/-2% accuracy of humidity reading) - with LCD display - with 1 x analog output (4-20mA / 0-5Vdc / 0-10Vdc) (CO2 measurement) + 1 x analog output (10kΩ NTC thermistor type III) + 1 x analog output (4-20mA / 0-5Vdc / 0-10Vdc) (%RH) - Supply voltage 19-28Vac (24Vac nom.) / 16-35Vdc (24Vdc nom.) - Duct mount - NEMA 4X / IP66 - equivalent to CDTR2W4A4LCD
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Brand
SKU
CDTR-2W4A4-LCD
Please add this item to cart to request a quote.
Please add this item to cart to request a quote or contact us at [email protected] for product availability.
CDTR-2W4A4-LCDDwyer - Series CDTR
Description
Duct-mount 2000ppm Carbon dioxide (CO2) + RH detector + temp. transmitter / sensor - 0-100%RH - Dwyer (Series CDTR) - Measurement range 32...+122°F / 0...+50°C (+/-40ppm +/-3% accuracy of CO2 reading / '+/-2% accuracy of humidity reading) - with LCD display - with 1 x analog output (4-20mA / 0-5Vdc / 0-10Vdc) (CO2 measurement) + 1 x analog output (10kΩ NTC thermistor type III) + 1 x analog output (4-20mA / 0-5Vdc / 0-10Vdc) (%RH) - Supply voltage 19-28Vac (24Vac nom.) / 16-35Vdc (24Vdc nom.) - Duct mount - NEMA 4X / IP66 - equivalent to CDTR2W4A4LCD
Specifications
Primary brand
Dwyer
Main function
Sensor (CO2)
Product series / family name
Series CDTR
Functions
Duct-mount 2000ppm Carbon dioxide (CO2) + RH detector + temp. transmitter / sensor
Design
0-100%RH
Supply voltage (AC)
19-28Vac (24Vac nom.)
Supply voltage (DC)
16-35Vdc (24Vdc nom.)
Display
LCD
Temperature
32...+122°F / 0...+50°C
Mounting mode
Duct mount
Analog outputs
1 x analog output (4-20mA / 0-5Vdc / 0-10Vdc) (CO2 measurement)
1 x analog output (10kΩ NTC thermistor type III)
1 x analog output (4-20mA / 0-5Vdc / 0-10Vdc) (%RH)
1 x analog output (10kΩ NTC thermistor type III)
1 x analog output (4-20mA / 0-5Vdc / 0-10Vdc) (%RH)
Response time
(99% step change) 2min / 120 s
Measurement accuracy
+/-40ppm +/-3% accuracy of CO2 reading / '+/-2% accuracy of humidity reading
+/-8 ppm / °C drift of CO2 reading (at 1100ppm)
+/-8 ppm / °C drift of CO2 reading (at 1100ppm)
Degree of protection
NEMA 4X
IP66
IP66
Manufacturer product status
Commercialized
Equivalent to
CDTR2W4A4LCD
Compliant with standard(s)
CE
Benefits
Digital Intelligence Temperature Compensation Algorithm (DITCA) eliminates error due to the self heating effects of wall mount combination devices
Single beam dual wavelength NDIR CO2 sensor
Replaceable humidity/temperature sensors
Physical hardware lockout
Service display tool available for duct mount and wall mount units without an LCD
Relay output option
Single beam dual wavelength NDIR CO2 sensor
Replaceable humidity/temperature sensors
Physical hardware lockout
Service display tool available for duct mount and wall mount units without an LCD
Relay output option
Application type
Demand control ventilation in schools; office buildings; hospitals; and other indoor environments
LEED certification
LEED certification
Humidity
rated for 10...95%RH (non-condensing)
Related Documents
| Name | Last Update | Language |
|---|---|---|
| Dwyer - Instrumentation - Catalog 2020.pdf | 02 Dec 2019 | English (US) |