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FORM 160.87-OM1
ISSUE DATE: 8/24/2018
FIGURE 16 - ECONOMIZER SCREEN
OVERVIEW
This screen displays a cutaway view of the chiller econo-
mizer, revealing the economizer interior and the econo-
mizer refrigerant level control.
Requires a login access level of SERVICE
to Change Setpoints but can be viewed at
Operator Level.
DISPLAY ONLY
High Pressure Switch
Displays whether the high pressure switch is open or
closed.
Discharge Superheat
Displays the discharge superheat of the economizer in
degrees in tenths.
JOHNSON CONTROLS
SECTION 2 - OPTIVIEW CONTROL CENTER INTRODUCTION
ECONOMIZER SCREEN
Economizer Pressure
Displays the economizer pressure of the economizer.
Saturation Temperature
Displays the saturation temperature in tenths of the
economizer.
Refrigerant Level
Displays the level of the refrigerant in the economizer
in percentage.
Level Control State
Displays the level control state as follows:
LD19632
Manual
Inactive
Startup Hold
Setpoint Ramp
PID Control
2
47
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