Controls

CO2 sensors

Wall-mounted and duct-mounted CO2 sensors

Power supply requirements

CAUTION! Make sure that you connect the power wire only to the

The CO2 sensor is designed to operate with a nominal 24 Vac supply. The power supply should maintain the voltage between 20 to 26 Vac.

Table 41 - CO2 sensor wire size

24V terminal. Connecting the power

Wire size

Maximum

wire to the output terminal may result in equipment damage.

wire lengh

(mm²)

(m)

0,2550

0,5100

1200

Table 40 - Specifications

 

Wall-mounted

Duct-mounted

 

 

 

Measuring range CO2

 

0-2000 ppm

 

 

 

 

< +/- [40 ppm CO2 + 3% of

< +/- [30 ppm CO2 + 2% of

Accuracy at 25°C

reading]

reading]

(included repeatability and

(included repeatability and

 

 

calibration uncertainty)

calibration uncertainty)

 

 

 

Non-linearity

 

< 1.0% full scale

 

 

 

Temperature dependence of output

 

0.3% full scale/°C

 

 

 

Long-term stability

 

< 5.0% full scale/ 5 years

 

 

 

Recommended calibration interval

 

5 years

 

 

 

Response time

 

1 minute (0-63%)

 

 

 

Operating temperature

15-35°C

-5-45°C

 

 

 

Storage temperature

 

-20-70°C

 

 

 

Humidity range

 

0-85% relative humidity

 

 

 

Airflow range

 

0-10 m/s)

 

 

 

Output signals (jumper selectable)

 

0-10 Vdc

 

 

 

Resolution of analog outputs

 

10 ppm CO2

 

 

 

Recommended external load

 

Current output: max 500

 

Voltage output: min. 1000

 

 

 

 

 

Power supply

 

Nominal 24 Vac

 

 

 

Power consumption

 

< 5 VA

 

 

 

Warm-up time

 

< 15 minutes

 

 

 

Dimensions (mm)

108 x 80 x 36

80 x 80 x 200

 

 

 

RT-SVX20A-E4

35

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Trane TSD, TSH 060 manual CO2 sensors, CO2 sensor wire size, Specifications
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TSD, TSH 060 specifications

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