FORM 160.87-OM1
ISSUE DATE: 8/24/2018
JOHNSON CONTROLS
16
SECTION 2 - OPTIVIEW CONTROL CENTER INTRODUCTION
The chiller operating program resides in the OptiView
Control Center Microboard. The Control Center could
be equipped with the following Microboards:
• 031-02430-001 – Shipped in new production
chill-ers after June 2006. This is an upgraded ver-
sion of the 031-02430 microboard. The upgrade
is necessary to operate with the Medium Volt-
age Solid State Starter, Medium Voltage Variable
Speed Drive and those Variable Speed Drives and
Style B Solid State Starters that serially communi-
cate with the microboard using Modbus Protocol.
The upgrade includes a larger BRAM (U38) and
an additional RS-485 port on COM2 serial port for
Modbus communications.
Software version (D.Exx.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.
• D – Industrial chiller
• Exx – Used on Microboard 031-02430-001
• 01 – YKEP 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)
• 031-03630-001 – Shipped in new production
chillers after August 2016. This is an upgraded mi-
croboard that operates with the Electro-Mechani-
cal, 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
the Modbus Protocol.
Software version (Z.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.
• Z – Industrial chiller
• OPT – Used on Microboard 031-03630-001
• 01 – YKEP 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)
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