CPC MultiFlex PAK, User Manual

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PAK Configuration Screens MultiFlex PAK Hand-Held Terminal Interface • 37
8.4.1. The PAK Configuration
Menu
Press F1 at any time to access the PAK Con-
figuration Menu. To select one of the six sub-
menus, press the RIGHT ARROW key, enter the
number of the sub-menu you wish to access,
then press DOWN ARROW key twice to access
the sub-menu’s first screen.
• General - General info about the system the PAK
will control, such as number of compressors and
condenser fans, the control strategy, and more.
• CompSP - Setpoints that determine the operation of
the compressor pack.
• Outs - Where you select the output type for the re-
lays and analog/digital outputs on the MultiFlex
PAK.
• CondSP - Setpoints that determine the operation of
the condenser.
• Input - Where you select the input type for the six-
teen inputs on the MultiFlex PAK.
• Safety - Setpoints that determine the operating con-
ditions for safety shutdowns.
8.4.1.1. 1 - General
Screen 1
Name. Enter a name for the PAK in this field.
Use the LEFT ARROW and RIGHT ARROW
key to move the cursor across the name field.
Use the UP ARROW and DOWN ARROW to
scroll through the list of alphanumeric characters
for each letter or number in the name field.
When finished, press the DOWN ARROW key.
Flash. This read-only field shows the number of
times the flash memory has been rewritten.
Screen 2
Control Strategy Comp. This field determines
the strategy the PAK will follow when activating
and deactivating compressor groups. Refer to
Section 6.1.4., Compressor Control Strategies
for more information.
Control Strategy Cond. This field determines
the strategy the PAK will follow when activating
and deactivating condenser fan groups. Refer to
Section 6.2.1., Condenser Control Strategies
for more information.
Screen 3
Num of Steps. If using a Fixed Steps compres-
sor control strategy, enter the total number of
steps in this field.
Num of Comps. Enter the total number of indi-
vidual compressors (not compressor groups) in
this field.
Num of Fans. Enter the total number of single-
speed fan stages (not fan groups) in this field.
Screen 4
PresUnits. Choose the engineering unit you
wish to use for all displayed pressure values on
the HHT in the PresUnits field (PSI or KPA, for
kilopascals).
TempUnits. Choose the engineering unit you
wish to use for all displayed temperature values
on the HHT in the TempUnits field (Deg F or
Deg C).
1-Gen 2-CompSP
3-Outs 4-CondSP
5-Input 6-Safety
Select: 1
PAK Name
:PAK001
Flash 2
Control Strategy
Comp: Cyclic
Cond: StagedFans
Num of Steps: 6
Num of Comps: 10
Num of Cond
Fans: 4
PresUnits: PSI
TempUnits: Deg C
RefrType: R404A
SpecialCode: 0