York ECO2 YPAL 050 - Manual (Page 9)

9 JOHNSON CONTROLS
FORM 100.50-NOM6 (1207)
TABLE OF CONTENTS
Modulating Damper with Fixed Speed Exhaust .................................................................93
Sequence of Operation ....................................................................................................93
Modulating Exhaust with a VFD ..........................................................................................93
Sequence of Operation ....................................................................................................94
PRE-OCCUPANCY PURGE ........................................................................................................................94
Criteria for Operation ...........................................................................................................94
Sequence of Operation ........................................................................................................94
ENERGY RECOVERY VENTILATOR .........................................................................................................95
Sequence of Operation ........................................................................................................95
LOW VOLTAGE PROTECTION ..................................................................................................................95
OUTDOOR AIR HEATING LOCKOUT ........................................................................................................95
HOT GAS BYPASS .....................................................................................................................................95
SPACE TEMPERATURE ALARM ...............................................................................................................95
Sequence of Operation ........................................................................................................96
SAT ALARM FOR HEATING .......................................................................................................................96
Sequence of Operation ........................................................................................................96
“Supply Air Temp Alarm Setpoint for Heating” Alarm .................................................96
“Economizer Minimum Position” Alarm ........................................................................97
SAT ALARM FOR COOLING ......................................................................................................................97
Sequence of Operation ........................................................................................................97
“Supply Air Temp Alarm Setpoint for Cooling” Alarm .................................................97
“Economizer Minimum Position” Alarm ........................................................................98
ALARM HISTORY .......................................................................................................................................98
SECTION 6 – USER INTERFACE .....................................................................................................99
UNIT CONTROLLER INTERFACE .............................................................................................................99
PROGRAM BUTTON ..................................................................................................................................99
TEST/UP BUTTON ....................................................................................................................................100
ADDRESS/DOWN BUTTON .....................................................................................................................100
ALARM/CHANGE .....................................................................................................................................100
CHARACTER DISPLAY ADDRESSES & CODES ...................................................................................100
COMMUNICATION USING SIMPLICITY PC ............................................................................................104
Simplicity PC Download .....................................................................................................104
USB Adapter Drive - Simplicity Pocket PC .......................................................................106
Establishing Communication ............................................................................................107
Simplicity PC Data Screens ............................................................................................... 111
Revising Settings ................................................................................................................126
SECTION 7 – PARAMETER DESCRIPTIONS AND OPTIONS ......................................................141
SECTION 8 – SERVICE ...................................................................................................................153
ANALOG INPUT OPERATION .................................................................................................................153
Temperature Sensors .........................................................................................................153
Duct Pressure Transducer .................................................................................................153