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Parameter
Parameter Name
Code
C17
Whether energy
efficiency
attenuation is
displayed when
power off
C18
Whether IDU filter
blockage is displayed
when power off
C19
T1 temperature
selection
Swing direction
C20
setting
Parameter
Default Value
Range
00/01
00
00/01
00
F0/F1/F2/F3/...#IDU
F1
00/01
00
36
Remarks
00: No
01: Yes
00: No
01: Yes
F0: IDU T1 temperature sensor
F1: Follow Me, #IDU (IDUs connected to the
system, ranging from 0 to 63)
(Note: The secondary wired controller does
not respond to Follow Me)
F2: Second temperature sensor (reserved)
F3: Ground sensor (reserved)
00：Forward（Default）
01：Reverse
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