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O O p p e e r r a a t t i i n n g g P P r r o o c c e e d d u u r r e e s s
Table 5. The input/output screens
Primary/Seconday I/O Analog Screen
Primary/Seconday I/O Expansion Screen
When an I/O screen is displayed, switching to other I/O
screens is accomplished by pressing their respective
buttons:
•
The ANALOG button displays the analog screen.
•
The DIGITAL button displays the digital screen.
Analog Inputs
Analog input (AI) data includes these parameters:
AI1
This input indicates suction pressure.
AI2
This input indicates discharge pressure.
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Primary/Seconday I/O Digital Screen
AI3, AI4
These inputs indicate the evaporator inlet or outlet
temperatures.
AI5
These inputs indicates ambient temperature.
AI6
These inputs indicates free-cooling controlled
temperature.
AI7, AI8
These inputs indicate the inlet or outlet chilled water
temperatures. This applies to Cooling Mode.
AI9, AI10
These inputs indicate the inlet or outlet hot water
temperatures. This applies to Heating Mode.
ARTC-SVX001B-EN
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