11-17
CONTROL SYSTEM
SM CN 1-E.1 GB
IDU Diagnostic Table.
●
Alarm Output
The Alarm Output dry contact will be on (closed), when a predefined set faults occur.
The fault set is defined under diagnostics section.
The alarm output will be off (open), when the predefined fault is cleared.
The indoor alarm outputs are defined according to the following IDU Diagnostic Table:
No
Problem
AO
5
4
3
2
1
1
ICT is disconnected
Yes
0
0
0
0
1
2
ICT is shorted
Yes
0
0
0
1
0
3
RAT is disconnected
Yes
0
0
0
1
1
4
RAT is shorted
Yes
0
0
1
0
0
5
Reserved (for MSMP used as RGT fault)
No
0
0
1
0
1
*
6
ICTE shorted/disconnected (when enabled)
Yes
0
0
1
1
0
7
Undefined IDU family/model
Yes
0
0
1
1
1
8
No Communication
Yes
0
1
0
0
0
9
No Encoder
No
0
1
0
0
1
10
Reserved
No
0
1
0
1
0
11
Outdoor Unit Fault
No
0
1
0
1
1
…
Reserved
No
17
Defrost protection
No
1
0
0
0
1
18
Deicing Protection
No
1
0
0
1
0
19
Outdoor Unit Protection
No
1
0
0
1
1
20
Indoor Coil HP Protection
No
1
0
1
0
0
21
Overflow Protection
Yes
1
0
1
0
1
22
Reserved
No
24
EEPROM Not Updated
No
1
1
0
0
0
25
Bad EEPROM
No
1
1
0
0
1
26
Bad Communication
No
1
1
0
1
0
27
Using EEPROM data
No
1
1
0
1
1
28
Model A
No
1
1
1
0
0
29
Model B
No
1
1
1
0
1
30
Model C
No
1
1
1
1
0
31
Model D
No
1
1
1
1
1
*
CN Unit only
CONTENT
Summary of Contents for CN 25 DCI
Page 15: ...4 2 OUTLINE DIMENSIONS SM CN 1 E 1 GB 4 2 Outdoor Unit DCI 50 4 3 Outdoor Unit DCI 60 CONTENT ...
Page 16: ...4 3 OUTLINE DIMENSIONS SM CN 1 E 1 GB 4 4 Outdoor Unit DCI 72Z CONTENT ...
Page 44: ...8 1 WIRING DIAGRAMS SM CN 1 E 1 GB 8 WIRING DIAGRAMS 8 1 CN 25 35 50 60 70 DCI CONTENT ...
Page 92: ...13 12 EXPLODED VIEWS AND SPARE PARTS LISTS SM CN 1 E 1 GB 13 11 Outdoor Unit DCI 60 CONTENT ...
Page 94: ...13 14 EXPLODED VIEWS AND SPARE PARTS LISTS SM CN 1 E 1 GB 13 13 Outdoor Unit DCI 72Z CONTENT ...
