The chiller operating program resides in the OptiView
™
Control Center Microboard. The Control
Center is equipped with the following Microboard:
• 031-03630-001: Shipped in new production chillers after July 2015. This is an upgraded
microboard operates with the Medium Voltage Solid State Starter, Medium Voltage Variable
Speed Drive, and those Variable Speed Drives and Style B Solid State Starters that serially
communicate with the microboard using Modbus Protocol.
Software versions (Y.OPT.01.xx.yzz are alpha-numeric codes that represent the application
language package and revision levels per below. Each time the controls portion or language section
is revised, the respective revision level increments.
• Y – Commercial chiller
• OPT – Used on Microboard 031-03630-000
• 01 – YK chiller
• xx – controls revision level (00, 01, etc)
• y – language package (0 equals English only, 1 equals NEMA, 2 equals CE, 3 equals NEMA/CE )
• zz – language package revision level (00, 01, etc)
OptiView
™
Control Center
Figure 5: OptiView
™
Control Center
The OptiView
™
Control Center display is highlighted by a full screen graphics display. This display
is nested within a standard keypad, and is surrounded by SOFT keys which are redefined based
on the currently displayed screen. Eight buttons are available on the right side of the panel, and
are primarily used for navigation between the system screens. At the base of the display are 5
additional buttons. The area to the right of the keypad is used for data entry with a standard
numeric keypad provided for entry of system setpoints and limits.
Model YK Style H Centrifugal Liquid Chillers with OptiView Control Center16
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