JOHNSON CONTROLS
60
FORM 161.01-OM1
ISSUE DATE: 6/8/2018
SECTION 3 - OPTIVIEW™ CONTROL CENTER FUNCTIONS AND NAVIGATION
FIGURE 21 - SETPOINTS SCREEN
LD26742
DISPLAY ONLY FIELDS
DISPLAY ONLY FIELDS
FIELD/LED NAME DESCRIPTION
Leaving Chilled Liquid Temperature -
Setpoint
Displays the present Active setpoint to which the chiller is operating whether
controlled remotely or locally.
Leaving Chilled Liquid Temperature
Cycling - Shutdown
Displays the Leaving Chilled Liquid Temperature at which the chiller will shut
down to avoid over-cooling LCHLT below setpoint in low load situations.
Leaving Chilled Liquid Temperature
Cycling – Restart
Displays the Leaving Chilled Liquid Temperature at which the chiller will restart
after it has shut down due to over-cooling temperature.
Leaving Chilled Liquid Temperature
Cycling - Shutdown Offset
This Offset is the number of degrees below the Setpoint that the chiller will shut
down on Low Leaving Chilled Water Temp.
Leaving Chilled Liquid Temperature
Cycling - Restart Offset
This Offset is the number of degrees above the Setpoint that the chiller will
restart after cycling off on Low Leaving Chilled Water Temp.
Current Limit Setpoint Displays the active Input Current Limit setpoint.
PROGRAMMABLE
PROGRAMMABLE
BUTTON ACCESS LEVEL DESCRIPTION
Local Input
Current Limit
Operator
Allows the user to specify the maximum allowed chiller input current (as a
percentage of FLA). When the chiller input current reaches this value, the input
current override takes effect.
This screen provides a convenient location for pro-
gramming the most common setpoints involved in the
chiller control. This screen also serves as a gateway to
a subscreen for defining the setup of general system
parameters.
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