Figure 3-15 EEV Alarm
The EEV Alarms are critical fault alarms, which cannot be set to OFF; however, they can be set to ENA and DISA.
Alarm Process
On clicking the Alarm Process item in the Alarm Settings menu, the following screen as depicted in Figure 3-16, will
be displayed:
Figure 3-16 Alarm Process
The users can configure settings related to the maintenance and upkeep of the Filter. This facilitates the periodic
check-up. Records related to HP abnormality (HP Abnormal is used to view the high pressure abnormal records of
the AC unit) can be cleared in the Alarm Process function. Another statistic that can be cleared is the Alarm History.
Temperature and Humidity Settings
On selecting the Temp & Hum Set menu item in the Main Menu, the users will gain access to the following screen
(Refer Figure 3-17):
Figure 3-17 Temperature & Humidity screen
1. The Temperature and Humidity settings will not be cleared despite system power-off.
2. The temperature setting is the target temperature of compressor operation which should ideally be the
same as Comp Mode. The temperature settings are set through the Sup Stpt when SUP is selected for Comp
mode. When REM is selected as the Comp mode, the temperature is set through Ret Stpt; When REM is
selected as the Comp Mode, the temperature settings are set through the REM Stpt.
When the same mode is selected for Comp Mode and Fan Mode, the temperature settings are also the same; when
different modes are selected, an extra item of Fan ∆T temperature settings plus Fan will appear in the menu, the
temperature setting plus Fan ∆T is the target temperature of fan operation.
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