CW2TA2K Veris Wall Air Quality Sensor

CO2 Measurement Accuracy	:	±30 ppm ±3% of measured value
CO2 Measurement Range	:	0 to 2000/5000 ppm (selectable)
CO2 Measurement Repeatability	:	±20 ppm ±1% of measured value
CO2 Measurement Resolution	:	1 ppm
CO2 Response Time	:	<60 seconds for 90% step change
CO2 Sensor Type	:	Non-dispersive infrared (NDIR), diffusion sampling
Color	:	Matte White
Display Resolution	:	240 x 300 px
Display Size	:	2.4 in (61 mm)
Display Type	:	LCD, Color, Backlit, Capacititve Touchscreen
Electrical Wiring Size	:	Screw terminals, 18-24 AWG
Enclosure Material	:	High impact ABS plastic
Humidity Calibration Certificate	:	Replaceable RH element available in 1% & 2% with NISTcalibration certificate
Humidity Measurement Accuracy	:	±2% from 10 to 80% RH @ 25°C (77 °F)
Humidity Measurement Linearity	:	Included in accuracy specification
Humidity Measurement Range	:	0 to 100% RH
Humidity Measurement Resolution	:	0.1% RH
Humidity Sensor Type	:	Thin-film capacitive, replaceable
IP Protection	:	IP20
Input Specifications	:	Class 2; 20 to 30 Vdc, 24 Vac, 50 to 60 Hz
Measurement Type	:	CO2 / RH / Temperature
Operating Humidity	:	0 to 95% RH non-condensing
Operating Temperature	:	0 to 50 °C (32 to 122 °F)
Output Specifications	:	Selectable 4 to 20 mA, 0 to 5 V, 0 to 10 V
Outputs	:	Analog
Override	:	Yes
Setpoint Range	:	Temperature: 0 to 50 °C (32 to 122 °F) / 10 to 35 °C (50 to 95 °F), selectable Humidity: 0 to 100% RH. Fan Speed: Off, Low, Med., High.
Setpoint Specifications	:	0-10Vdc. Temperature, humidity or fan speed (one setpoint type is selectable via dip switch)
Setpoint	:	Yes
Standards EMC	:	EN61000 Series – industrial immunity
Temperature Measurement Range	:	0 to 50 °C (32 to 122 °F)
Temperature Measurement Resolution	:	0.1 °C (0.1 °F)
Temperature Sensor Type	:	Thermistor, 10K with 11K Shunt
Warranty	:	5 Years

The Veris CW2 Series of air quality sensors for living space is a flexible multi-sensor platform for use with various brands of BAS controllers designed to accept 4 to 20mA, 0 to 5Vdc, 0 to 10Vdc, and various thermistor outputs. CW2 Series sensors feature no-logo on the faceplate and are available with three user interface options: touchscreen, LCD with three buttons and blank. CO2 and temperature sensors are included with all CW2 Series air quality sensors. Models with VOC sensors and relative humidity sensors are also available.

Documents

Installation guide	CW2 Series Wall Mounted Air Quality Sensors Installation Guide
Specification sheet	CW2 Series Air Quality Sensors Specification Sheet