Trane R Series Installation Operation & Maintenance page 67

Air-cooled helical rotary liquid chillers
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67
Controls Interface
Tab. VI-03 - Refrigerant Screen
Description
Cond Rfgt Pressure Ckt1/Ckt2
Sat Cond Rfgt Temp Ckt1/Ckt2
Evap Rfgt Pressure Ckt1/Ckt2
Sat Evap Rfgt Temp Ckt1/Ckt2
Evap Approach Temp Ckt1/Ckt2
Rfgt Liquid Level Ckt1/Ckt2
Setpoint Screen
The setpoint screen is a two-part
screen. Screen 1 lists all setpoints
available to change along with their
current value. The operator selects a
setpoint to change by touching either
the verbal description or setpoint value.
Doing this causes the screen to switch
to Screen 2.
In Screen 1 the language setpoint will
always be the last setpoint in the list.
This will facilitate language changes
by placing that control in a standard
Tab. VI-04 - Setpoint Screen
Description
Auto Local or Remote
Front Panel Chilled Water Setpoint
Front Panel Current Limit Setpoint
Differential to Start
Differential to Stop
Condenser Limit Setpoint
Low Ambient Lockout Setpoint
Low Ambient Lockout
Ice Build
Front Panel Ice Termination Setpoint
Resolution
Units
X.X
Pressure
X.X
F / C
X.X
Pressure
X.X
F / C
X.X
F / C
X.X
Height
position across all CH.530 product
lines.
Screen 2 displays the current value
of the chosen setpoint in the upper
½ of the display. It is displayed in a
changeable format consistent with its
type. Binary setpoints are considered
to be simple two state enumeration and
will use radio buttons. Analog setpoints
are displayed as spin buttons. The
lower half of the screen is reserved for
help screens.
Resolution or
Units
Text
Remote/Local
Text
X.X
F / C
XXX
% RLA
X.X
Temperature
X.X
Temperature
Enable/Disable
Text
X.X
Temperature
Enable/Disable
Text
Enable/Disable
Text
X.X
Temperature
RTAC-SVX002A-EN

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