FIGURE 2-32
Dial Pressure Gage
2.19 ALNOR VELOMETER. The Alnor velometer shown in Figure 2-33 is very
commonly used by service technicians to measure velocity and static
pressure. The various scales on the readout unit correspond to the ranges
of the various probes. Velometers are easy to use and are quite accurate
when properly calibrated.
FIGURE 2-33
Alnor Velometer
2-31