JOHNSON CONTROLS
5
FORM 100.50-SU8
ISSUE DATE:1/28/2016
TABLE OF CONTENTS
SECTION 1 - INTRODUCTION .................................................................................................................................7
SECTION 2 - CONNECTING BAS TO A SERIES 100/YPAL UNIT WITH
THE IPU CONTROLLER ..........................................................................................................................................9
BACnet MS/TP ................................................................................................................................................. 9
BACnet IP ......................................................................................................................................................... 9
LON ................................................................................................................................................................ 11
N2 ................................................................................................................................................................... 11
Other Protocols .............................................................................................................................................. 11
End of Line Termination .................................................................................................................................. 12
Miscellaneous .................................................................................................................................................12
Technical Support ........................................................................................................................................... 12
SECTION 3 - UNIT MODE ......................................................................................................................................13
SECTION 4 - OCCUPIED/UNOCCUPIED OPERATION ........................................................................................15
SECTION 5 - COMMANDING THERMOSTAT INPUTS FROM THE BAS .............................................................17
SECTION 6 - COMMUNICATING A ZONE TEMPERATURE .................................................................................19
SECTION 7 - SINGLE ZONE VAV OPERATION .................................................................................................... 21
What is Single Zone VAV? ..............................................................................................................................21
Modes of Operation ........................................................................................................................................ 21
Occupied Standby .................................................................................................................................21
Occupied Cooling Low .........................................................................................................................21
Occupied Cooling High ..........................................................................................................................21
Occupied Heating Low ..........................................................................................................................21
Occupied Heating High .........................................................................................................................21
Other Points ..........................................................................................................................................22
SECTION 8 - SUPPLY AIR TEMPERATURE (SAT) SP RESET ............................................................................23
Sequence of Operation ..................................................................................................................................23
Other Points That Can Be Written to for SAT SP Reset ........................................................................ 24
Flexsys .................................................................................................................................................24
Constant Volume .................................................................................................................................. 24
SECTION 9 - DUCT STATIC PRESSURE RESET (BAS) ......................................................................................25
SECTION 10 - MORNING WARM-UP ....................................................................................................................27
Morning Warm-Up Sequence ......................................................................................................................... 27