A.O. Smith AHPM-270, Руководство пользователя

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21
Setpoint Ranges & Safeties
Safety
Factory
Setting
Action
Low Flow
(heating /cooling side)
< 4.4 Gal/Min Shutoff
Evaporator
Temperature
Defrost Cut-In
34
°
F Shutoff
Evaporator
Temperature
Defrost Cut-Out
38
°
F Alarm
Temperature Setpoint
Range
100 ° F - 160 ° F -
High Refrigerant
Pressure
Cut-Out
410 PSI Shutoff / Alarm
High Refrigerant
Pressure Cut-in
300 PSI -
Low Refrigerant
Pressure
Cut-Out
12 PSI Shutoff / Alarm
Low Refrigerant
Pressure Cut-In
15 PSI -
Compressor Anti-Short
Cycle Delay
500 Sec -
MASTER SCREENS
MASTER PANEL HOME SCREEN
MASTER PANEL ALARM SCREEN
MASTER PANEL CONFIGURATION SCREEN
MASTER SCREEN TERMINOLOGY
HOME SCREEN
“LP” – Low Pressure: indicates the suction line pressure on
the low side of the system
“HP” – High Pressure: indicates the discharge line pressure on
the high side of the system
“LLSV” – Liquid Line Solenoid Valve: indicates the position of
the LLSV (open or closed)
“Comp” – Compressor: indicates the status of the compressor
(on or off ) “EvapFlow” – Evaporator Flow: indicates if the
blower is on (Air to Water HPWH) OR if there is water fl owing
through the evaporator (Water to Water HPWH)
“CondFlow” – Condenser Flow: indicates if there is water
fl owing through the condenser
“Cond” – Condenser Temperature: indicates the leaving
water temperature from the condenser