® SERIES CDTA COMMUNICATING CARBON DIOXIDE DETECTORS 1.10 YEAR LIMITED Measures CO2, Humidity, Temperature, Temperature Set Point with Override [27.96] .552 WARRANTY [14.02] 1.08 1.18 1.16 [27.33] 2x .176 AIR QUALITY [30] [29.39] [4.47] 4.50 3.000 VIDEO O N [114.30] L 3.65 .33 [76.20] IN 3x .15 E [92.72] [8.38] [3.87] .573 3x .37 [14.56] [9.36] 3.56 2.80 European style North American style [90.42] [71.12] The Series CDTA Communicating Carbon Dioxide Detectors combine the function SPECIFICATIONS of three room sensors into a single, compact housing. Parameters include carbon Sensor (CO2): Single beam, dual Response Time: <2 minutes, diffusion, dioxide, humidity, temperature, and temperature set point with override. A 4-wire wavelength NDIR. carbon dioxide. connection and daisy chaining together reduces installation cost. The RS-485 MAC Range: CO2: 0 to 2000 or 5000 PPM Temperature Limits: 32 to 122°F (0 to address is set up using on board DIP switches. Additional DIP switches are used to ® CO2 (depending on model); Humidity: 0 50°C). select Modbus RTU or BACnet MS/TP and to limit access to the set up menu. to 100% RH; Temperature: 32 to 122°F Humidity Limits: 10 to 95% RH (non- The Series CDTA uses a Single Beam Dual Wavelength Non-Dispersive Infrared (0 to 50°C). condensing). (NDIR) sensor to measure the carbon dioxide level allowing for installations that will Accuracy: CO2: ±40 PPM +3% of Power Requirements: 10-42 VDC / be occupied 24 hours per day. For improved accuracy, the transmitter can be field reading; RH: ±2% (10 to 90% RH); 10-30 VAC. calibrated to the environmental conditions of the installation. The barometric pressure Temperature: ±1°C @ 25°C. Power Consumption: Average: 0.5 can be programmed to correct for altitude. The humidity sensor is field replaceable Temperature Dependence (CO2): ±8 watts; Peak: 1.2 watts. without the need for additional calibration. PPM / °C at 1100 PPM. Output: 2-wire RS-485, Modbus® RTU Optional integral and remote displays are available to display temperature, humidity, or Non-Linearity (CO2): 16 PPM. or BACnet MS/TP communication temperature set point instead of CO2. Pressure Dependence (CO2): 0.13% of protocol. reading per mm of Hg. Weight: 4.4 oz (125 g). BENEFITS/FEATURES Agency Approvals: BTL, CE. • Digital Intelligent Temperature Compensation Algorithm (DITCA) corrects for errors due to self heating effects MODEL CHART OPTIONS • Field selectable Modbus® and BACnet communications reduces wiring Max CO2 To order • Single beam dual wavelength CO2 sensor Model Level Housing Style Display add suffix: Description • Replaceable humidity/temperature sensor CDTA-2N000 2000 PPM North American No -FC Factory • Physical hardware lockout ACCESSORIES • Optional remote display tool CDTA-2N000-LCD 2000 PPM North American Yes calibration Model Description CDTA-2E000 2000 PPM European No certificate 2000 PPM European Yes APPLICATIONS A-449 Remote LCD display allows CDTA-2E000-LCD Example: • Demand control ventilation remote indication CDTA-5N000 5000 PPM North American No CDTA-2N000-FC in schools, office buildings, A-CDT-KIT Accessory kit including CDTA-5N000-LCD 5000 PPM North American Yes hospitals, and other indoor terminal block and power CDTA-5E000 5000 PPM European No environments supply CDTA-5E000-LCD 5000 PPM European Yes • LEED® certification GCK-200CO-2000CO2 Calibration gas kit for zero LEED® is a registered trademark of the U.S. Green Building Council. and span adjustment Modbus® is a registered trademark of Schneider Automation, Inc.

® SERIES CDTC COMMUNICATING CARBON DIOXIDE SENSOR 1.10 YEAR LIMITED NDIR CO2 Sensor, Measures CO2, Temperature, Temperature Set Point with Override [27.96] .552 WARRANTY [14.02]

Transmitters 1.08 Carbon Dioxide [27.33] 1.18 1.16 [30] [29.39] 2x .176 [4.47] 4.50 3.000 3.65 .33 3x .15 [114.30] [76.20] [92.72] [8.38] [3.87] .573 3x .37 [14.56] [9.36] 3.56 2.80 European style North American style [71.12] (with optional LCD display) [90.42] The Series CDTC Communicating Carbon Dioxide Sensor combines the function SPECIFICATIONS of two room sensors into a single, compact housing. Parameters include carbon Range: 0 to 2000 or 5000 PPM CO2 (depending on model); 32 to 122°F (0 to 50°C) dioxide, temperature, and temperature set point with override. A 4-wire connection temperature. and daisy chaining together reduces installation cost. The RS-485 MAC address is set Accuracy: ±40 PPM +3% of reading CO2; Temperature: ± 1°C @ 25°C. up using on-board DIP switches. Additional DIP switches are used to select Modbus® Response Time: <2 minutes, diffusion, carbon dioxide. YEAR LIMITED RTU or BACnet MS/TP and to limit access to the set up menu. Sensor Technology: NDIR (non-dispersive infrared); 15 year light source. WARRANTY The Series CDTC uses a Single Beam Dual Wavelength Non-Dispersive Infrared Temperature Limits: 32 to 122°F (0 to 50°C). (NDIR) sensor to measure the carbon dioxide level allowing for installations that will Output: 2-wire RS-485, Modbus® RTU or BACnet MS/TP communication protocol. be occupied 24 hours per day. For improved accuracy, the transmitter can be field Temperature Dependence (CO2): ±8 PPM / °C at 1100 PPM. calibrated to the environmental conditions of the installation. The barometric pressure Non-Linearity (CO2): 16 PPM. can be programmed to correct for altitude. Pressure Dependence (CO2): 0.13% of reading per mm Hg. Optional integral and remote displays are available to display temperature, or Humidity Limits: 10 to 95% RH (non-condensing). temperature set point instead of CO2. Power Requirements: 10-42 VDC / 10-30 VAC. Weight: 4.4 oz (125 g). BENEFITS/FEATURES Agency Approvals: BTL, CE. • Application/Installation flexibility through network communication via BACnet or Modbus® • Reliable readings from dual-channel NDIR sensor reduces drift associated with light MODEL CHART OPTIONS source aging Max CO2 To order • Tamper resistant with ACCESSORIES Model Level Housing Style Display add suffix: Description physical security hardware Model Description lockout CDTC-2N000 2000 PPM North American No -FC Factory • Easy system setup with A-449 Remote LCD display allows CDTC-2N000-LCD 2000 PPM North American Yes calibration optional remote display tool remote indication CDTC-2E000 2000 PPM European No certificate A-CDT-KIT Accessory kit including CDTC-2E000-LCD 2000 PPM European Yes Example: terminal block and power 5000 PPM North American No APPLICATIONS CDTC-5N000 CDTC-2N000-FC • Demand control ventilation supply CDTC-5N000-LCD 5000 PPM North American Yes in schools, office buildings, GCK-200CO-2000CO2 Calibration gas kit for zero CDTC-5E000 5000 PPM European No hospitals, and other indoor and span adjustment CDTC-5E000-LCD 5000 PPM European Yes environments LEED® is a registered trademark of the U.S. Green Building Council. • LEED® certification Modbus® is a registered trademark of Schneider Automation, Inc. 228 DWYER INSTRUMENTS, INC. | dwyer-inst.com