Target Gas
Infrared Sensor : Carbon dioxide (CO2)
Mechanical
Enclosure : Black ABS / Polycarbonate, corrosion resistant
Copper coated interior to reduce RF interference
IP54 rated with splash guard installed (Option -S)
Weight : 400 g / 14 oz
Size : 127 x 127 x 76 mm / 5.0 x 5.0 x 3.0 inches
User Interface
Display : 2-line by 16 character graphic LCD
Push Buttons : Initiate calibration and menu options with internal UP, DOWN and ENTER push buttons
USB Port : Internal port for USB memory stick for field configuration updated / firmware upgrades
Input/Output
Analog Output (CGAS-A models) : One linear 4 - 20 mA analog
Digital Output (CGAS-D models) : User configurable in the field, BACnet® MS/TP (version 1 rev 14) RS-485 or Modbus® RTU (version 1.1b3) RS-485 (user configurable in the field)
Electrical
Power Requirement : 16-30 VDC, 3 W, Class 2
12-27 VAC, 50-60 Hz, 3 VA, Class 2
Analog Wiring (CGAS-A models) : VDC (or ground referenced AC): 3-conductor 18 AWG (or larger) shielded, stranded within conduit
VAC 4-conductor shielded 18 AWG stranded within conduit
Digital Wiring (CGAS-D models) : VDC or VAC (ground referenced) 4-conductor shielded 16 AWG stranded within conduit, network wiring (daisy-chain)
Fuse(s) : Automatic resetting thermal
Environmental
Operating Temperature : 0°C to 50°C (32°F to 122°F)
Operating Humidity : 15 - 90% RH non-condensing
Certifications
Conforms to : CSA-C22.2 No. 205-12, UL508 (Edition 18):2018
EMC Directive 2014/30/EU, EN 50270:2015, Type 1, EN61010
FCC. This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation.
Listed by BTL
RoHS compliant circuit boards