Figure 29. Pressure sensing
Duct, Space and Return Plenum Pressure Transducer Tubing Schematic
Return Plenum
Transducer
Duct and Space Static Pressure
Control Component Layout
Static Refer-
ence Tubing
Connects Here
Discharge Duct
Static Tubing
Connects Here
Space Pressure
Sensing Tube
Connects Here
RT-SVX36K-EN
Outside Air Sensing Kit
Sensing Tube
to Return
Plenum
Return Fan Plenum Pressure
Control Component Layout
Supply Air Duct
Space Static
Static Transducer
Transducer
(3U60)
(3U62)
Static Reference
Tubing Connects
Here (O/A Sensor)
Return Plenum
Sensing Tube
Connects Here
Space Pressure Calibration
Solenoid (3L21)
If equipped with Return Fan and
Statitrac, Statitrac Static Reference
Tubing connects here
Return Plenum
Transducer
(3U106)
Return Plenum Calibration
Solenoid (3L24)
Installation
47