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York ECO2 YPAL 050 User Manual

Page 149

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149

JOHNSON CONTROLS

FORM 100.50-NOM6 (1207)

7

MENU ITEM

DEFINITION

LPS3

THIS IS THE STATUS OF THE BINARY INPUT FROM THE LOW

PRESSURE SWITCH FOR COMPRESSOR SYSTEM 3 TO THE

UNIT CONTROLLER. ON - OKAY, OFF - FAULTED.

LPS4

THIS IS THE STATUS OF THE BINARY INPUT FROM THE LOW

PRESSURE SWITCH FOR COMPRESSOR SYSTEM 4 TO THE

UNIT CONTROLLER. ON - OKAY, OFF - FAULTED.

MAXIMUM IAQ ECONOMIZER POSITION

THIS PARAMETER ESTABLISHED THE MAXIMUM POSITION

THE OUTDOOR DAMPER CAN OPEN TO IN THE DEMAND

VENTILATION MODE

METER OF UNOCCUPIED OVERRIDE ENABLED

THIS PARAMETER GIVES THE STATUS OF THE UNOCCUPIED

OVERRIDE INPUT. OFF MEANS IT IS NOT IN OVERRIDE MODE

AND ON MEANS IT IS IN OVERRIDE MODE.

METRIC OPERATION

WHEN THIS OPTION IS TURNED ON THE TEMPERATURE DATA

WILL BE CONVERTED TO METRIC UNITS. 0 = IMPERIAL, 1 =

METRIC

MINIMUM RUN TIME FOR COMPRESSORS

THIS PARAMETER ESTABLISHES THE MINIMUM RUN TIME FOR

THE COMPRESSORS, 1 TO 10 MINUTES

MINUTE

THIS PARAMETER IS USED TO ENTER THE MINUTES OF THE

CURRENT TIME.

MODULATING POWER EXHAUST INSTALLED

THIS PARAMETER MUST BE TURNED ON IN ORDER TO USE

MODULATING EXHAUST, EITHER DAMPER OR VFD

MONTH

THIS PARAMETER IS USED TO ENTER THE CURRENT MONTH 1

TO 12. FOR EXAMPLE 1 WOULD BE JANUARY

MORNING WARM-UP / VAV RETURN AIR TEMP

SETPOINT

THIS PARAMETER IS USED TO DETERMINE THE ON AND OFF

POINTS FOR VAV OCCUPIED HEATING OPERATION IN THE

STAND ALONE OR SPACE SENSOR MODE OF OPERATION. IT

IS ALSO USED TO CONTROL THE HEATING OPTION IN THE

MORNING WARM-UP MODE.

MORNING WARM-UP ENABLE

THIS PARAMETER MUST BE TURNED ON TO ENABLE MORNING

WARM-UP OPERATION

NETWORK OCCUPIED FLAG

THIS GIVES THE STATUS OF THE COMMUNICATED OCCUPIED

COMMAND, OFF UNOCCUPIED, ON OCCUPIED

OCC INPUT

THIS IS THE STATUS OF THE BINARY INPUT TO TERMINAL OCC

- OCCUPIED INPUT

OCCUPIED INPUT ENABLED

THIS PARAMETER MUST BE TURNED ON IN ORDER TO USE THE

HARD WIRED OR COMMUNICATED OCCUPIED INPUT. IT MUST

BE TURNED OFF IN ORDER TO USE THE DAILY OR HOLIDAY

SCHEDULING FEATURE

OUTDOOR AIR TEMP COOLING LOCKOUT

THIS PARAMETER ESTABLISHES AN OUTDOOR SET POINT TO

LOCKOUT COOLING OPERATION. WHEN THE TEMPERATURE IS

BELOW THIS SETTING COOLING IS LOCKED OUT

OUTDOOR AIR TEMP HEATING LOCKOUT

THIS PARAMETER ESTABLISHES AN OUTDOOR SET POINT TO

LOCKOUT HEATING OPERATION. WHEN THE TEMPERATURE IS

ABOVE THIS SETTING HEATING IS LOCKED OUT

OUTSIDE AIR ENTHALPY

THIS PARAMETER IS THE CALCULATED VALUE FOR THE

OUTDOOR AIR ENTHALPY

TABLE 7-1 – DEFINITIONS (CONTINUED)

Continued on next page

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