V-149
C
ONTROL
S
YSTEMS
2) Button and display
No. Name Description
Search button for each room
Press button to change a room number.
The changed room number coincides with the main address of the indoor unit.
Auto / Manual mode button
Select Auto to change room number automatically, or select Manual to
change a room number by button ➀.
Clear switch Function to clear numbers that have been input.
Number key Key to input each setting value.
“SET” display Display to show setup mode of the power distribution unit.
“FAN” display Display to show the indoor fan’s power consumption mode.
“Error” display
“WHM PDU Error”: Communication error between the watt-hour meter and
the power distribution unit.
“PDU DVM Error”: Communication error between the power distribution unit and
the indoor/outdoor units.
Room number display The main address of the indoor units connected to the power distribution unit.
Watt-hour display for each room
Displays accumulated watt-hour used by each indoor unit.
If there is no connection with an indoor unit, displayed as “NONE”.
Total watt-hour consumption display
Display the total watt-hour consumption of the complete system connected to the
power distribution unit.
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