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5.5.9 Parameter Settings for ODU
Parameter
Parameter Name
Code
Energy rating of ODU
U0
Silence level of ODU
U1
VIP indoor unit address
U2
U3
Heating and air supply
enabled at the same time
U4
System priority mode
Default
Parameter Range
Value
40-100%, every 1%
100%
00/01/.../14
00
0~63
0xFF
00/01
00
00/01/.../09
00
56
Remarks
Level 0-14
When more than one unit is controlled by
one wired controller, the controller can
only set the IDU physically connected to
it to be the VIP IDU.
00: Off
01: On
00: Automatic priority mode
01: Cooling priority mode
02: VIP indoor unit + voting priority
mode(Address of VIP indoor unit will be
sent at the same time)
03: In response to heating only mode
04: In response to cooling only mode
05: Heating priority mode
06: Change over(Address of VIP indoor
unit wil be sent at the same time)
07: Voting priority mode
08: First on priority mode
09: Capability requirements priority
mode
Note: When the mode priority be
activated on the controller, the
connected indoor unit (the master
indoor unit in gorup when group control
is activated) will be set as a VIP indoor
unit.
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