cGas Detector Digital Transmitter

  • Up to 2 gas channel configurations
  • User in the field configurable BACnet® MS/TP RS-485 or Modbus® RTU RS-485 digital output signal
  • Easy Plug & Play Smart Sensor replacement at end of life, comes pre-calibrated
  • Bright LCD display
  • USB port for configuration changes and firmware upgrades
  • Internal 2A SPDT dry contact relay with or without internal buzzer (Option -RBZ or Option -RLY)
  • Optional RH & Temperature sensor (Option -RHT)
  • Optional low temperature operation package (Option -LT)
  • Optional factory installed splash guard (Option -S or Option -SN)
  • Standard black, ABS/polycarbonate, water / dust tight, corrosion resistant enclosure (drip proof), IP54 with optional splash guard installed
  • Sensor Calibrating Extending Firmware (CEF) for enclosed parking applications
  • RoHS compliant circuit boards

Electrochemical Sensors:  Ammonia (NH3), Carbon monoxide (CO), Chlorine (CL2), Ethylene (C2H4), Ethylene oxide (C2H4O), Formaldehyde (CH2O), Hydrogen (H2), Hydrogen fluoride (HF), Hydrogen sulphide (H2S), Nitric oxide (NO), Nitrogen dioxide (NO2), Oxygen (O2), Ozone (O3), Silane (SiH4), Sulphur dioxide (SO2)

Infrared Sensor:  Carbon dioxide (CO2)

Solid State Sensors:  Refrigerants R22, R32, R134A, R402A, R404A, R407C, R410A, R422D, R438A, R448A, R449A, R507A, R513A, R514A, TVOCs

Catalytic Sensors:  Ammonia (NH3), Hydrogen (H2), Methane (CH4), Propane (C3H8), Ethanol or Dimethyl Ether (C2H6O), Methanol (CH4O)

PID Sensors:  TVOC

Enclosure:  Black ABS / Polycarbonate, corrosion resistant 

Copper coated interior to reduce RF interference 

IP54 rated with standard 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

Display (standard):  2-line by 16 character graphic LCD
Operating Temp: 0°C to 40°C / 32°F to 104°F

Display (Option -LT):  2-line by 16 character OLED display for cold environment applications down to -40°C / -40°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 firmware / configuration upgrades

Communication:  User configurable in the field, 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*:  1 SPDT relay rated 30 volts, 2 amp max with
internal buzzer rated 90 dB @ 10 cm / 4 in, enable/disable

Relay (Option -RLY):  1 SPDT relay rated 30 volts, 2 amp max

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:  VDC or VAC (ground referenced) 4-conductor shielded 16 AWG stranded within conduit, network wiring (daisy-chain)

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

CO and NO2 Sensor Complies with:  UL2075, 2nd Edition, Standard for Gas and Vapour Detectors and Sensors

  • Parking Facilities / Vehicle Repair Shops
  • Ice Arenas / Swimming Pools
  • Refrigeration Rooms / Chiller Rooms
  • Battery Charging Rooms
  • Manufacturing Plants
  • Maintenance Facilities
  • Greenhouses
  • CO2 Fire Suppression
  • CO2 Storage Rooms
  • CO2 Refrigeration Systems
  • Microdistilleries
  • Chemical Plants
  • Perfume/Beauty Products Manufacturing
  • Household Products Manufacturing
  • Sewage Treatment Facilities
  • and many more…