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SW1 setting
12345678
11111000
00000100
10000100
01000100
11000100
00100100
10100100
01100100
11100100
00010100
10010100
01010100
11010100
00110100
10110100
01110100
11110100
00001100
IC1 operation mode
IC2 operation mode
IC3 operation mode
IC4 operation mode
IC5 operation mode
OC operation mode
External connection status
Communication demand capacity
Number of compressor ON/OFF
Compressor operating current
Input current of outdoor unit
Thermo ON operating time
Total capacity of thermo on
Number of indoor units
DC bus voltage
State of LEV control
State of compressor
frequency control 1
State of compressor
frequency control 2
1
2
3
4
7
5
6
8
•Display of indoor unit
operating mode
Light on/light off
Input: light off No input: light on
Display of communication demand capacity
Notes
0~255
0000~9999 (unit : o10)
0~999.9 (A)
0~999.9 (A)
0000~9999 (unit : o10)
0~255
0~255 (Max. 8 unit)
0~999.9 (V)
OFF
Td over heat
prevention
Discharge
pressure
control
Heatsink
over heat pre-
vention control
SHd decrease
prevention
Discharge
temperature
control
Secondary
current control
Min.Sj
correction
depends on Td
LEV opening
correction
depends on Pd
Discharge
temp.(heating)
Backup
LEV opening
correction
depends on Td
Correction of
high compression
ratio prevention
Freeze
prevention
control
Fan
Cooling
thermo
ON
Cooling
thermo
OFF
Heating
thermo
ON
Heating
thermo
OFF
ON/OFF
Heating/Cooling
Abnormal/Normal
DEFROST/NO
Refrigerant pull back/no
Excitation current/no
P96:Autochange
over fixed mode
CN3N1-2 input
P95:Undefined
CN3S1-2 input
P94:Demand
CN3D1-3 input
P93:Silent
CN3D1-2 input
3-min.delay/no
P97:Autochange
over permission
CN3N1-3 input
Display mode
Display on the LED1, 2 (display data)
No.
10001100
01001100
11001100
Protection input
State of compressor frequency(Hz) control (Words)
Content
Discharge pressure control Hz control by pressure limitation
Discharge temperature control
Hz control by discharge temperature limitation
Max.Hz control
Max.Hz limitation when power supply on
Hz control by bypass valve
Abnormal rise of Pd control Control that restrains abnormal rise of discharge pressure
Heatsink over heat prevention control Heatsink over heat prevention control
Secondary current control
Secondary current control
Input current control Input current control
Hz correction of receipt voltage decrease prevention
Max.Hz correction control due to voltage decrease
Hz restrain of receipt voltage change Max.Hz correction control due to receipt voltage change
The second current value when
micro computer of POWER
BOARD abnormality is detected
The radiator panel temperature
when microcomputer of POWER
BOARD abnormality is detected
0~999.9[Arms]
-99.9~999.9(Short/Open:-99.9 or 999.9)
Frozen protection
TH6 abnormality
Power module
abnormality
Discharge
pressure(heating)
Backup
SV control
Max. Hz
control
Input current
control
Frequency restrain
of receipt voltage
change
Max. Hz
control
OC376B--3.qxp 08.1.17 1:16 PM Page 69