13
Appendix A
Specifications
Specifications are subject to change without notice.
Velocity Probe:
Range:
0 to 6000 ft/min (0 to 30 m/s)
Accuracy
1&2
:
±3% of reading or ±3 ft/min (±0.015 m/s),
whichever is greater
Resolution:
1 ft/min (0.01 m/s)
Duct Size:
Range:
1.0 to 500 inches in increments of 0.1 in.
(2.5 to 1270 cm in increments of 0.1 cm)
Volumetric Flow Rate:
Range:
Actual range is a function of actual velocity, and duct
size
Temperature from Velocity Probe:
Range:
14 to 140°F (-10 to 60°C)
Accuracy
3
:
±0.5°F (±0.3°C)
Resolution:
0.1°F (0.1°C)
Relative Humidity from Velocity Probe:
Range:
5 to 95% RH
Accuracy
4
:
±3% RH
Resolution:
0.1% RH
Wet Bulb Temperature from Velocity Probe:
Range:
40 to 140°F (5 to 60°C)
Resolution:
0.1°F (0.1°C)
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:
12,700+ samples and 100 test IDs (one sample can
contain fourteen measurement types)
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