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CO2 Sensor Transmitter type
CD-100 series are transmitter type models of CO2 Sensor which are 4-wired or 3-wired supporting and they give current output or voltage output. CD-100M series are one board RS-485 Mod-Bus transmitter type models which can communicate with other controller as a slave sensor.
Sensing Method NDIR NDIR (Non-dispersive Infrared) / Single Type
Dimensions 123mm x 69mm x 40mm (115g)
CO₂ Measurement range 0 to 2,000/3,000/5,000/10,000ppm - Optional
Accuracy ±30ppm ±5%
Operating Temperature range -10℃ to 60℃ ( -40℃ to 40℃ is available)
Storage Temperature -30℃ to 70℃
Operating Humidity range 0 to 95% RH (Non-condensing)
Input Power 24VAC, 24VDC ± 20%, 50/60Hz (4 wire)
24VDC (12~36VDC) (3 wire)
Response Time (90%) 150 sec
Sampling Interval 3 sec
Output ①4~20mA & 2~10VDC
②0~10VDC & 0~20mA
(Jumper selectable-Voltage output or current output)
③RS485-Modbus (CD-100M, CD-100M-HT models)
Other Option Temperature and Humidity sensor
Accuracy : ±0.3 ℃ (-40℃ ~ 80℃), ±2% RH (0~ 99% RH)
With LCD display
Products Option List
CD-100L 3 or 4 wired, with LCD display
CD-100G(99%Humidity) Resistance up to 99% Humidity is added on CD-100, for Application of Green House
CD-100M 4 wired, RS-485-Modbus (Option : LCD display, ‘G’ : 0~99%RH)
CD-100M-HT 4 wired, RS-485-Modbus, Temp. & Humid. (Option : LCD display, ‘G’ : 0~99%RH)
CD-100BZ Operate at temp. -40℃ to 40, 4 wired (Option : LCD display, ‘G’ : 0~99%RH)

CO2 Sensor Transmitter type