Technibel CAFM1V Series Technical Data Manual page 72

Mini multiset v.r.f. dc inverter r410a, outdoor units
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2. Test Run
Basic wiring diagram: Example (2)
System address
(system 1 setting)
(S003)
ON
1
2
4
To other system
link wiring
 Indoor and outdoor unit power can be turned ON for each system separately.
 Indoor and outdoor unit power cannot be turned ON for each system separately.
Automatic address setting in Heating mode
Automatic address setting in Cooling mode
 If link wiring is used
 If link wiring is used
No. 1 unit settings
No. of indoor units
(6 units setting)
(S004)
(S002)
ON
OFF
Leave the socket
that is used to
Outdoor unit
Unit
short-circuit the
system 1
No. 1
terminal plug.
(CN33)
1-1
1-2
Indoor unit
Remote
controller
No. 2 unit settings
System address
No. of indoor units
(system 2 setting)
(7 units setting)
(S002)
(S003)
(S004)
ON
ON
1
2
OFF
Unit
Outdoor unit
No. 1
system 2
Indoor unit
2-1
Remote
controller
Make settings as appropriate for the cases listed below.
(Refer to the instructions on the following pages.)
* When multiple outdoor units exist, remove the socket that
is used to short-circuit the terminal plug (CN33) from all
outdoor unit PCBs except for 1.
Alternatively, move the sockets to the "OPEN" side.
Inter-unit control wiring
1-3
Remote controller
communication wiring
Leave the socket
that is used to open
circuit the terminal
plug (CN33).
Inter-unit control wiring
2-2
Remote controller
cross-over wiring
Case 1
Case 2
Case 3
Fig. 5-12
4- 10
Test Run and Others
1-6
2-7

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