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