JOHNSON CONTROLS
52
FORM 160.10-O1
ISSUE DATE: 4/27/2018
SECTION 2 - OPTIVIEW OPERATION
DC Bus Voltage
Displays the DC bus voltage as reported by the VSD.
DC Inverter Link Current
Displays the DC Inverter link current reading reported
by the VSD.
Internal Ambient Temperature
Displays the ambient temperature inside the VSD cabi-
net reported by the VSD.
Converter Heatsink Temperature
Displays the heatsink temperature of the converter that
is reported by the VSD.
Heatsink Temperature – Phase A, B, C
(Labeled “Baseplate Temperatures” on VSDs with part
number 371-03789-xxx (503HP 60Hz; 419HP 50Hz).
Displays the heatsink (baseplate) temperature of each
of the 3-phase voltage regulators as reported by the
VSD.
VSD Model
Access Level Required: SERVICE
Displays the horsepower configuration of the variable
speed drive control, as reported by the VSD to the Op-
tiView panel.
Full Load Amps
Displays the Full Load Amps (FLA) value as reported
by the VSD.
PROGRAMMABLE
Local Motor Current Limit
Access Level Required: OPERATOR
Allows the maximum allowed motor current (as a
percentage of FLA) to be adjusted. When the motor
current reaches this value, the pre-rotation vanes will
not open further. If the motor current rises above this
value, the pre-rotation vanes will close to reduce cur-
rent to this setpoint. This value is adjustable from 30 to
100%, with 100% as the default setting.
Pulldown Demand Limit
Access Level Required: OPERATOR
This setpoint limits the motor current (programmed as
a percentage of FLA) during the specified pulldown
demand time. This value will override the motor cur-
rent limit value during this time period. This function is
used to provide energy savings following chiller start-
up and is adjustable from 30 to 100%, with 100% as
the default setting.
Pulldown Demand Time
Access Level Required: OPERATOR
This setpoint programs the period of time the pulldown
demand limit will be in effect after the chiller starts.
The pulldown demand time is adjustable from 0 to 255
minutes, with 0 minutes as the default.
Change Setpoint
Access Level Required: VIEW
Allows user to enter login password to change motor
settings. This button is only present at the “View” ac-
cess level.
NAVIGATION
Home
Access Level Required: VIEW
Returns the display to the Home screen.
VSD
Access Level Required: VIEW
Returns the display to the VSD screen.
Содержание YORK OPTIVIEW CONTROL CENTER
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