13
Appendix A
Specifications
Specifications are subject to change without notice.
Velocity (TA Probe):
Range:
0 to 9999 ft/min (0 to 50 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)
Velocity (Pitot Tube):
Range
3
:
250 to 15500 ft/min (1.27 to 78.7 m/s)
Accuracy
4
:
±1.5% at 2000 ft/min (10.16 m/s)
Resolution:
1 ft/min (0.01 m/s)
Duct Size:
Range:
1 to 250 inches in increments of 0.1 in.
(1 to 635 cm in increments of 0.1 cm)
Volumetric Flow Rate:
Range:
Actual range is a function of actual velocity, pressure, duct
size, and K factor
Temperature (TA Probe):
Range:
14 to 140°F (-10 to 60°C)
Accuracy
5
: ±0.5°F
(±0.3°C)
Resolution: 0.1°F
(0.1°C)
Relative Humidity(TA Probe):
Range:
0 to 95% RH
Accuracy
6
: ±3%
RH
Resolution: 0.1%
RH
Wet Bulb Temperature (TA Probe):
Range:
40 to 140°F (5 to 60°C)
Resolution: 0.1°F
(0.1°C)
Dew Point (TA Probe):
Range:
5 to 120°F (-15 to 49°C)
Resolution: 0.1°F
(0.1°C)
Heat Flow (TA Probe):
Range:
Function of velocity, temperature, humidity, and
barometric pressure
Measurements available: Sensible heat flow, latent heat flow, total heat
flow and sensible heat factor
Units measured:
BTU/hr, kW
