Callout

Sensor

Quantity per

Description

 

 

IT section

 

 

 

 

 

1

Temperature and relative

6

Monitor the temperature and humidity in the

 

humidity sensors

 

six Adiabatic zones of the HP POD 240e NA

 

 

 

Report data to the AHU controllers

 

 

 

 

2

Differential pressure sensor

6

Works in combination with the AHU sensors to

 

port

 

monitor pressure in the six Adiabatic zones of

 

 

 

the HP POD 240e NA

 

 

 

Reports data to the AHU controllers

 

 

 

 

HVAC sensors

Six AHU temperature and pressure sensor probes work in combination with the differential pressure sensor port, callout (2) in the figure above, to calculate the cooling unit discharge temperature and average pressure in each IT section. This data is reported to the AHU controllers.

Top view shown

Hot aisle sensors

Top view shown

Environmental control system 59