Notice code signal
Notice code is a function dedicated to TU2C-Link communication.
See service manual for u series outdoor unit for details of Notice code.
[Function]
• Notice Code is issued if there is signal input to connector of outdoor unit P.C. board. This can be used in
cases such as when confirming state of outdoor unit (filter clogging, etc.) by air conditioner system.
• Connector that can be used is CN61 or CN73. CN4 of separately-sold "option input/output P.C. board (TCB-
PCUC2E)" can be used for models that do not have CN73.
• Used by switching functions with settings of Code No. (DN Code).
• Notice Code is continuously issued while input signal is ON.
[Setup method]
(1) Wiring
Note)
Determine the cable length between the indoor control P.C. board and the relay within 3m.
Signal input at contact point in
drawings is in OFF state.
Connecting to the CN61 connector
CN61
T10
(YEL)
Indoor control P.C. board
Relay (procured locally)
Relay supply
1
2
1
2
Signal input at contact point in
drawings is in OFF state.
External device (filter-clogged signal, etc.)
External device (filter-clogged signal, etc.)
Connecting to the Application control kit (TCB-PCUC2E, connector : CN4)
CN4
EXCT
(RED)
Application control kit
Relay (procured locally)
Relay supply
Note)
Determine the cable length between the indoor control P.C. board and the relay within 3m.
1
2
1
2
(2) Code (DN) setup and Notice code
Set Code (DN) according to “8-
6
. Method to set indoor unit function DN code”.
Connector
* Setting of Code No. (DN Code) is necessary to display Notice code mark at remote controller.
Set data corresponding to Notice code to be used to one of Code No. 180 to 189, in accordance with following table.
In case where data other than 0000 is already set, set to other Code No. (DN Code).
Code No. (DN)
Set data
Notice code
CN61
002E
0004
201
CN73 (CN4)
000B
0006
202
Code No. (DN)
* It may take up to ten minutes to be displayed on remote controller after Notice code is issued.
Set data
Notice code
0180
to
0189
0000
OFF
(Factory default)
0129
201
0130
202
- 110 -
Содержание MMC-UP0151HP-E
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