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UNIT PROTECTION MODULE HARDWARE OPERATION
IMPORTANT: This manual is for UPM board part numbers 8733 800 260. See controller label
as shown in figure 1 to verify correct part number.
Specifications ..................................................................................................................... 3
Unit Protection Module (UPM)........................................................................................... 4
Power Random Start Up ............................................................................................... 5
Anti short cycle delay ................................................................................................... 5
Y Call .......................................................................................................................... 5
High and Low pressure protection ................................................................................. 5
Ground........................................................................................................................ 7
DIP Switch Settings...................................................................................................... 7
Selectable Alarm Mode ................................................................................................. 7
Freeze protection ......................................................................................................... 7
Brownout protection..................................................................................................... 8
Condensation overflow ................................................................................................. 8
Sequence of Operation ................................................................................................. 8
UPM Sequence of Operation (SOO) Flow Chart .................................................................. 9
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