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33RT-SVX19A-E4
CO
2
sensors
Wall-mounted and duct-mounted
CO
2
sensors
Table 30 - Specifications
WaII-mounted Duct-mounted
Measuring range CO
2
0-200 ppm
Accuracy at 25°C
<+/- [40 ppm CO
2
+
3%
of reading]
(included repeatability
and calibration
uncertainty)
<+/- [30 ppm CO
2
+ 2%
of reading]
(included
repeatability and
caiibration
uncertainty)
Non-linearity <1.0% full scale
Ternperature dependence
of output
0.3% full scale/°C
Long-term stability
<5.0% fulI scale /
5years
Recomrnended
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)
0-10Vdc
Resolution of anaIog
outputs
10 ppm CO2
Recomrnended external
load
Current output:
max 500
Voltage output:
min. 1000
Power supply Nominal 24Vac
Power consumption <5 VA
Warm-up time <15 minutes
Dimensions (mm) 108 x 80 x 36 80 x 80 x 200