York YPAL 050 User Manual

JOHNSON CONTROLS

FORM 100.50-NOM6 (1207)

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COOL FAN OFF DELAY

IN THE INTERMITTENT FAN MODE THIS IS THE TIME DELAY 

BETWEEN THE TIME THE COOLING CALL IS TERMINATED AND 

THE SHUT DOWN OF THE SUPPLY FAN

COOL FAN ON DELAY 

IN THE INTERMITTENT FAN MODE THIS IS THE TIME DELAY 

BETWEEN THE TIME THE COOLING CALL IS INITIATED AND THE 

START OF THE SUPPLY FAN

COOLING MODE OPERATION ENABLE

THIS PARAMETER MUST BE TURNED ON TO ALLOW COOLING 

OPERATION

COOL 1 (Y1)

THIS IS THE STATUS OF THE BINARY INPUT TO TERMINAL Y1 

- FIRST STAGE COOLING

COOL 2 (Y2)

THIS IS THE STATUS OF THE BINARY INPUT TO TERMINAL Y2 

- SECOND STAGE COOLING

COOL 3 (Y3)

THIS IS THE STATUS OF THE BINARY INPUT TO TERMINAL Y3 

- THIRD STAGE COOLING

COOL 4 (Y4)

THIS IS THE STATUS OF THE BINARY INPUT TO TERMINAL Y4 

- FOURTH STAGE COOLING

CURRENT BUS ADDRESS

THIS IDENTIFIES THE ADDRESS OF THE UNIT ON THE 

NETWORK

CV CURRENT OPERATING COOLING SETPOINT

THIS PARAMETER IDENTIFIES THE COOLING SET POINT THE 

UNIT CONTROLLER IS CONTROLLING TO COOLING TOO

CV CURRENT OPERATING HEATING SETPOINT

THIS PARAMETER IDENTIFIES THE HEATING SET POINT THE 

UNIT CONTROLLER IS CONTROLLING TO HEATING TOO

CV OCCUPIED COOLING SET POINT

THIS IS THE SPACE OR RETURN AIR TEMPERATURE THE UNIT 

WILL CONTROL TO WHEN IN THE OCCUPIED COOLING MODE.

CV OCCUPIED HEATING SET POINT

THIS IS THE SPACE OR RETURN AIR TEMPERATURE THE UNIT 

WILL CONTROL TO WHEN IN THE OCCUPIED HEATING MODE.

CV UNOCCUPIED COOLING SET POINT

THIS IS THE SPACE OR RETURN AIR TEMPERATURE THE UNIT 

WILL CONTROL TO WHEN IN THE UNOCCUPIED COOLING 

MODE.

CV UNOCCUPIED HEATING SET POINT

THIS IS THE SPACE OR RETURN AIR TEMPERATURE THE UNIT 

WILL CONTROL TO WHEN IN THE UNOCCUPIED HEATING MODE.

DAY OF MONTH

THIS PARAMETER IS USED TO ENTER THE CURRENT DAY OF 

THE MONTH, 1 - 31

DAY OF WEEK

THIS PARAMETER IS USED TO ENTER THE DAY OF THE WEEK 

(1-7) WITH 1 EQUAL TO SUNDAY

DEMAND VENTILATION (IAQ) ENABLED

THIS PARAMETER MUST BE TURNED ON TO ENABLE DEMAND 

VENTILATION.  DEMAND VENTILATION INCREASE THE AMOUNT 

OF VENTILATION AIR IN RESPONSE TO A INCREASE IN THE CO2 

LEVEL IN THE CONDITIONED SPACE

DEMAND VENTILATION (IAQ) VALUE (CO2)

THIS THE CO2 INPUT VALUE TO THE UNIT CONTROLLER IN PPM

DIFFERENTIAL ENTHALPY MODE ENABLED

THIS PARAMETER MUST BE TURNED ON IN ORDER TO USE 

DIFFERENTIAL ENTHALPY

DIRTY FILTER SWITCH DATA

THIS PARAMETER GIVE THE STATUS OF THE DIRTY FILTER 

SWITCH, 0 = CLEAN, 1 = DIRTY