TSI Incorporated Q-TRAK 7575, Operation And Service Manual

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37
Appendix A
Specifications
Specifications are subject to change without notice.
CO
2
:
Range: 0 to 5000 ppm
Accuracy
1
: ±3% of reading or ±50 ppm, whichever is greater
Resolution: 1 ppm
Sensor type: Non-Dispersive Infrared (NDIR)
Temperature :
Range: 32 to 140
°
F (0 to 60
°
C)
Accuracy: ±1.0
°
F (±0.5
°
C)
Resolution: 0.1
°
F (0.1
°
C)
Response time: 30 seconds (90% of final value, air velocity at 400 ft/min
[2 m/s])
Type: Thermistor
Relative Humidity :
Range: (5 to 95% RH
Accuracy
2
: ±3% RH (includes ±1% hysteresis.)
Resolution: 0.1% RH
Response time: 20 seconds (for 63% of final value)
Sensor type:
Thin-film capacitive
% Outside Air
Range 0 to 100%
Resolution 0.1%
Barometric Pressure
Range 20.36 to 36.648 in. Hg (517.15 to 930.87 mm Hg)
Accuracy ±2% of reading
CO Sensor :
Range: 0 to 500 ppm
Accuracy: ±3% of reading or 3 ppm whichever is greater [add
±0.5%/
°
C (0.28%/
°
F) away from calibration temperature]
Resolution: 0.1 ppm
Response time: <60 seconds to 90% of final value.
Sensor type:
Electro-chemical