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Parameter
Parameter Name
Code
N25
IDU heating
temperature
compensation
N26
IDU cooling
temperature
compensation
N28
Upper limit of
automatic fan
speed in cooling
mode
N29
Upper limit of
automatic fan
speed in heating
mode
N30
Constant air flow
selection
N42
Sterilization
function setting
N43
Sterilization
setting
Default
Parameter Range
Value
00/01/02/03/04
00
00/01/02/03/04/F
00
F
4/5/6/7
5
4/5/6/7
6
00/01
01
00/01
00
01/02
02
38
Remarks
VRF unit: 00: 6°C, 01: 2°C, 02: 4°C, 03:
6°C, 04: 0°C, FF: main board DIP of
IDU
Split unit: 00: 6°C, 01: 2°C, 02: 4°C, 03:
8°C, 04: 0°C, FF: reserved
Mini VRF unit: 00: 6°C, 01: 2°C, 02:
4°C, 03: 8°C, 04: 0°C, FF: reserved
Note: The wired controller sends only
speed level other than values to IDU
VRF unit: 00/01/FF, 00: 0°C, 01: 2°C,
FF: main board DIP of IDU
Split unit: 00/01/02/03/FF, 00: °C, 01:
1°C, 02: 2°C, 03: 3°C, FF: reserved
Mini VRF unit: 00/01/02/03/04/FF, 00:
°C, 01: 1°C, 02: 2°C, 03: 3°C, 04: -1°C,
FF: reserved
Note: The wired controller sends only
speed level other than values to IDU
4: Speed 4
5: Speed 5
6: Speed 6
7: Speed 7
4: Speed 4
5: Speed 5
6: Speed 6
7: Speed 7
00: Constant speed
01: Constant air flow
00: No sterilization function (default)
01: Plasma disinfection
01: on
02: off
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