13
Appendix A
Specifications
Specifications are subject to change without notice.
CO
2
:
Range 0 to 5000 ppm
Accuracy ±3% of reading or ±50 ppm, whichever is greater
Resolution 1 ppm
Sensor type Non-Dispersive Infrared (NDIR)
Temperature:
Range: 32 to 122°F (0 to 50°C)
Accuracy
1
: 1.0°F (±0.6°C)
Resolution: 0.1°F (0.1°C)
Response time: 30 seconds (90% of final value, air velocity at 2 m/s)
Display units: °F or °C (user selectable)
Type: Thermistor
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
Instrument Temperature Range:
Operating (Electronics): 40 to 113°F (5 to 45°C)
Operating (Probe): 14 to 140°F (-10 to 60°C)
Storage: -4 to 140°F (-20 to 60°C)
Instrument Operating Conditions:
Altitude up to 4000 meters
Relative humidity up to 80% RH, non-condensing
Pollution degree 1 in accordance with IEC 664
Transient over voltage category II
Data Storage Capabilities:
Range: More than 12,700 samples and 100 test IDs (one sample
can contain fourteen measurement types)
Logging Interval:
Intervals: 1 second to 1 hour
Time Constant:
Intervals: User selectable
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