Hitachi PC-ARFH1E - Page 63

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PMEN0602 rev.0 - 05/2023
1
MENU
PC-ARFH1E FUNCTIONALITIES
◆ Water pump conguraon
Operaon mode:
• ΔT: To control the pump speed to
guarantee the ΔT between Two and Twi.
• Fix: The water pump works at the
specied speed % at the space speed
menu.
Space speed:
Selecon of the % for the pump speed
when x mode is selected.
DHW speed:
Selecon of the % for the pump speed
when using DHW.
Swimming pool speed:
Selecon of the % for the pump
speed when using Swimming
pool.
Minimum OFF Time:
Minimum me of the water pump
OFF.
• Only when Economic mode is
acve (DSW)
Minimum ON Time:
Minimum me of the water pump ON.
• Only when Economic mode is acve
(DSW)
Overrun Time:
Added operaon me of water pump aer
Demand OFF.
Stop condions:
• Standard
• Thermo OFF: The water pump
stops aer Thermo OFF.
(DSW5 pin 4 ON).
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◆ Night Shi
Starng me of Nigh Shi operaon
Rao of reducon in heat pump capacity
Status of acvaon of Night Shi (reducon of compressor load in
order to reduce operaon noise during the night hours).
Ending me of Night Shi operaon