Mitsubishi Electric CITY MULTI, Техническое и сервисное руководство

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128
OCH673D
No.
SW1 setting
Display mode
Display on the LED1, 2 (display data)
Notes
12345678
1
2
3
4
5
6
7
8
26
0101
1000
Capacity code (No. 1 indoor unit)
0–255
•Display of indoor unit
capacity code
•The No. 1 unit will start from the M-NET
address with the
lowest number
27
1101
1000
Capacity code (No. 2 indoor unit)
28
001
11000
Capacity code (No. 3 indoor unit)
29
101
11000
Capacity code (No. 4 indoor unit)
30
01
11
1000
Capacity code (No. 5 indoor unit)
31
11111
00
0
IC1 operation mode
ST
OP
Fan
Cooling thermo-ON
Cooling thermo-OFF
Heating thermo-ON
Heating thermo-OFF
•Display of indoor unit operating mode
32
00000100
IC2 operation mode
33
10000100
IC3 operation mode
34
01000100
IC4 operation mode
35
11000100
IC5 operation mode
36
00100100
OC operation mode
Compressor
ON/OFF
Heating/Cooling
Abnormal/normal
DEFROST/NO
Refrigerant pull back/no
Excitation current/no
3-min delay/no
Light on/light of
f
37
10100100
External connection status
CN3N1–3 input
CN3N1–2 input
CN3S1–2 input
CN3D1-3 input
CN3D1-2 input
Input: light of
f No input: light on
38
01
100100
Communication demand capacity
0–255 (%)
Display of communication demand capacity
39
11
100100
Number of compressor ON/OFF
0000–9999 (unit: x10)
Display a count of compressor operation/stop
40
00010100
Compressor operating current
0–999.9 (Arms)
Display detected current
41
10010100
Input current of outdoor unit
42
01010100
The
rmo
-ON ope
ratin
g ti
me
0000–9999 (unit: x10)
Display cumulative time of thermo-ON operation
43
11010100
Total capacity of thermo-ON
0–255
Display total capacity code of indoor units in thermo-ON
44
001
10100
Number of indoor units
0–255
Display number of connected indoor units
45
101
10100
DC bus voltage
0–9999 (V)
Display bus voltage
46
01
110100
State of LEV control
Td over heat prevention
SHd decrease prevention
Min.Sj correction depends
on Td
Min.Sj correction depends on Shd
LEV opening correction depends on Pd
LEV opening correction depends
on Td
Correction of high compression ratio prevention
Display active LEV control
47
11
110100
State of compressor
frequency control 1
Condensing temperature limit control
Compressor temperature control
Discharge temp. (heating) backup control
Pd abnormality control (heating)
Pd Back up control(heating)
Freeze prevention control at the beginning
of
S
Hd
Display active compressor frequency control
48
00001
100
State of compressor
frequency control 2
Heat sink over heat prevention control
Secondary current control
Input current control
Frequency restrain of receipt voltage change
Low pressure decrease prevention
Hz-up inhibit control at the beg
in
nin
g of SH
d
49
10001
100
Protection input
63LS abnormality
HIC abnormality
Frozen protection
4-way valve disconnection abnormality
Delay caused by blocked valve in cooling mode
TH6 abnormality
Power module abnormality
50
01001
100
The second current value when
microprocessor of POWER
BOARD abnormality is detected
0–999.9[Arms]
Display data at time of abnormality
51
11001
100
Heatsink temperature
when microprocessor of POWER
BOARD abnormality is detected
−99.9–999.9 (ºC)
State of compressor frequency(Hz) control
Content
Discharge pressure control
Hz control by pressure limitation
Compressor temperature control
Hz control by discharge temperature limitation
SV control
Hz control by bypass valve
Abnormal rise of Pd control
Control that restrains abnormal rise of discharge pressure
Heat sink over heat prevention control
Heat sink 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