cGas Detector for Indoor Public Spaces
Single channel gas detector with an aesthetically pleasing design to reduce noticeability when used in publicly occupied spaces such as hotels and schools.
- Analog models - 4-20 mA analog output or 0-10 volt or 2-10 volt output
- Digital models - field configurable BACnet® MS/TP RS-485 or Modbus® RTU RS-485 output to a BAS
- Easy Plug & Play Smart Sensor replacement at end of life
- Pre-calibrated replacement sensors
Description
Specifications
Target Gas
| Gas Sensors | Carbon dioxide (CO2), Carbon monoxide (CO), Formaldehyde (CH2O), Methane (CH4), TVOCs |
Target Other
| Sensors | RH & Temperature |
Mechanical
| Enclosure | Polycarbonate, white, low profile |
| Weight | 400 g / 14 oz |
| Size | 124.9 x 124.9 x 50.0 mm / 4.9 x 4.9 x 2.0 in |
User Interface
| Display | 2-line by 16 character graphic LCD, Operating Temp: 0°C to 40°C / 32°F to 104°F |
| 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 updates / firmware upgrades |
Input/Output
| Analog Output (CGAS-AP models) | One 4 - 20 mA analog signal used for gas reading or jumper selectable 0-10 volt or 2-10 volt output |
| Digital Output (CGAS-DP models) | Field configurable BACnet® MS/TP (version 1 rev 14) RS-485 or Modbus® RTU (version 1.1b3) RS-485 |
| RH & Temperature (Option -RHT)* | User selectable units DegC or DegF |
| Relay & Buzzer (Option -RBZ)* | 1 SPDT dry contact relay, rated 30 volts, 2 amps max with internal buzzer rated 90 dB @ 10 cm / 4 in, enable/disable |
| Relay (Option -RLY)* | 1 SPDT dry contact relay, rated 30 volts, 2 amps max |
Electrical
| Power Requirement | 16-30 VDC, 3 W*, Class 2 *dependent on sensor type 12-27 VAC, 50-60 Hz, 3 VA*, Class 2 *dependent on sensor type |
| Wiring (analog) | VDC (or ground referenced AC) 3-conductor 16 - 18 AWG shielded, stranded within conduit, VAC 4-conductor shielded 16 - 18 AWG stranded within conduit |
| Wiring (digital) | VDC or VAC (ground referenced) 4-conductor 18 - 22 AWG twisted, shielded, stranded within conduit network wiring (daisy-chain) |
| Fuse(s) | Automatic resetting thermal |
Environmental
| Operating Temperature | 0°C to 40°C (32°F to 104°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. Listed by BTL (digital models) |
cGas Detector for Indoor Public Spaces Options
70 options available
Showing 1–20 of 70 configurations
CGAS-O-HSG
CGas Office Mount Housing Assembly (no sensor)
CGAS-AP-CH2O
CGas Analog CH2O Transmitter (0-5 ppm), Public Space
CGAS-AP-CCH4-100-RLY
CGas Analog CH4 (methane) Transmitter 0-100% LEL w/Relay, public space
CGAS-AP-CO-RHT-RLY
CGas Analog CO Transmitter 0-200PPM w/RH & Temperature sensor and Relay
CGAS-AP-CO
CGas CO (0-200ppm) Analog Public Space
CGAS-AP-CO-RLY
CGas CO (0-200ppm) Analog Public Space w/ Relay
CGAS-DP-CO
CGas CO (0-200ppm) Digital Public Space
CGAS-DP-CO-RLY
CGas CO (0-200ppm) Digital Public Space w/ relay
CGAS-AP-CO2-2K-RBZ
CGas CO2 0-2000 ppm Analog Transmitter - Public Space
CGAS-DP-CO2-2K-RHT
CGas CO2 (0 - 2,000 ppm) Office Mount w/ RH and Temp
CGAS-AP-CO2-2K
CGas CO2 (0-2000ppm) Analog Public Space
CGAS-DP-CO2-5%
CGas CO2 (0-5% Vol) Office Mount Digital Assembly
CGAS-AP-CO2-5K
CGas CO2 (0-5000ppm) Analog Public Space
CGAS-AP-CO2-5K-STVOC
CGas CO2 (0-5000ppm) Analog Public Space & TVOC
CGAS-AP-CO2-5K-RBZ
CGas CO2 (0-5000ppm) Analog Public Space, Relay Buzzer
CGAS-DP-CO2-2K
CGas CO2 0-2000ppm Office Mount Analog Assembly
CGAS-DP-CO2-2K-RBZ
CGas CO2 0-2000ppm Office Mount Analog Assembly w/ Relay, Buzzer
CGAS-DP-CO2-5K
CGas CO2 0-5000ppm Office Mount Analog Assembly
CGAS-DP-CO2-5K-STVOC
CGas CO2 0-5000ppm Office Mount Analog Assembly
CGAS-DP-CO2-5K-RBZ
CGas CO2 0-5000ppm Office Mount Analog Assembly w/ Relay, Buzzer
Not all configurations are listed here. Contact our sales team to discuss your specific requirements.
Documents
Application: Schools - FCS and CGAS Public Space
PDF • 659 KB • Application Guides
BTL Listing (PICS) for cGas Family
PDF • 202 KB • Certifications
cGas Detector Public Spaces Datasheet
PDF • 287 KB • Datasheets
Engineering Spec: Classroom - CGAS-AP-CO2-5K
DOCX • 382 KB • Engineering Specs
Calibration Kit Manual
PDF • 2.7 MB • Manuals
cGas Detector Public Spaces Installation Manual
PDF • 1.5 MB • Manuals
cGas Detector Public Spaces Operation Manual - firmware v2.05 onwards
PDF • 512 KB • Manuals
cGas Detector Public Spaces Operation Manual - up to firmware v2.04
PDF • 511 KB • Manuals
Product Spec: CGAS Detector RH and Temperature Sensor (Option -RHT)
PDF • 248 KB • Product Specs
Product Spec: CGAS-AP-CCH4-100 Catalytic Methane Sensor
PDF • 123 KB • Product Specs
Product Spec: CGAS-AP-CH2O Formaldehyde Electrochemical Sensor
PDF • 124 KB • Product Specs
Product Spec: CGAS-AP-CO Electrochemical Carbon Monoxide Sensor (standard)
PDF • 124 KB • Product Specs
Product Spec: CGAS-AP-CO2-2K Carbon Dioxide NDIR Sensor
PDF • 121 KB • Product Specs
Product Spec: CGAS-AP-CO2-5% Carbon Dioxide NDIR Sensor
PDF • 121 KB • Product Specs
Product Spec: CGAS-AP-CO2-5K Carbon Dioxide NDIR Sensor
PDF • 121 KB • Product Specs
Product Spec: CGAS-AP-SPH High Range TVOC PID Sensor
PDF • 122 KB • Product Specs
Product Spec: CGAS-AP-SPL Low Range TVOC PID Sensor
PDF • 122 KB • Product Specs
Product Spec: CGAS-DP-CCH4-100 Catalytic Methane Sensor
PDF • 122 KB • Product Specs
Product Spec: CGAS-DP-CH2O Formaldehyde Electrochemical Sensor
PDF • 122 KB • Product Specs
Product Spec: CGAS-DP-CO Carbon Monoxide Electrochemical Sensor (standard)
PDF • 123 KB • Product Specs
Product Spec: CGAS-DP-CO2-2K Carbon Dioxide NDIR Sensor
PDF • 119 KB • Product Specs
Product Spec: CGAS-DP-CO2-5% Carbon Dioxide NDIR Sensor
PDF • 119 KB • Product Specs
Product Spec: CGAS-DP-CO2-5K Carbon Dioxide NDIR Sensor
PDF • 119 KB • Product Specs
Product Spec: CGAS-DP-SPH High Range TVOC PID Sensor
PDF • 120 KB • Product Specs
Product Spec: CGAS-DP-SPL Low Range TVOC PID Sensor
PDF • 120 KB • Product Specs
cGas Modbus Holding Registers
PDF • 299 KB • Technical References
Video Library
ASK THE EXPERTS - Gas Detection System: How It Works
ASK THE EXPERTS - Gas Detection System: Your Design
ASK THE EXPERTS - Gas Detector: How it Works
ASK THE EXPERTS - Gas Detector: Mounting Locations
ASK THE EXPERTS - Gas Detector: Sensor Coverage
ASK THE EXPERTS - Gas Detector: Mounting Considerations
ASK THE EXPERTS - Gas Detection System: Interaction with VFD Fans
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Replacement Sensors for cGas Product Line
Replacement Plug & Play Smart Sensor Boards for CGAS-A, CGAS-D, CGAS-AP, CGAS-DP, CGAS-SC and CGAS-SD models. Gas sensors have a lifespan which means they expire and need to be replaced.