Barometer - Fluke Calibration 4322-SYS-NAVAIR Service Manual

Barometer

The barometer module (shown in Figure 2-3), supplies the Controller with an
atmospheric pressure value for absolute measurements. The barometer gets an
atmospheric pressure reading through the ATM port on the front panel on the Controller.
The barometer is a serviceable and replaceable module that must be regularly calibrated.
1
3
Pressure Transducer Modules
(Pressure Modules)
Figure 2-3. Pressure Transducer Modules and Barometer Removal
2
W
Turn off power
4
Theory of Operation
Barometer Module
2
Controller
gxj079.eps
2-11