Fujitsu UTP-VX90A Installation Manual - Page 16

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Fujitsu UTP-VX90A Installation Manual

8. FIELD SETTING

Dip switch
SET*-SW1
SET*-SW2
SET*-SW3
SET*-SW4
Dip switch
Rotary switch
SET3
IU AD ×10
SET4
IU AD ×1
REF AD ×10
REF AD ×1
RC AD ×1
Be sure to turn OFF the power before performing the fi eld setting.

8.1. Setting the address

8.1.1. Setting the indoor unit address and refrigerant circuit
address controlled by the DX-kit
(1) Setting automatic address
Set the rotary switch IU_AD,REF_AD to 0.
(For the advanced function settings, see the outdoor unit installation manual.)
(2) Setting manual address
Set the rotary switch IU_AD,REF_AD to the specifi ed value.
Manual address setting method
• If the receiver unit is attached, the indoor unit address and the refrigerant circuit
address can also be set up through the wireless remote controller.
Use an insulated screwdriver to set the DIP switches.
Setting
Setting
range
Indoor unit address
controlled by the
0 to 63
DX-kit *1
Refrigerant circuit
0 to 99
address *2
*1) Indoor unit address
Rotary switch (IU AD × 1)...Factory setting "0"
Rotary switch (IU AD × 10)...Factory setting "0"
When connecting multiple indoor units to 1 refrigerant system, set the address at IU
AD SW as shown in the Table A.
*2) Refrigerant circuit address
Rotary switch (REF AD × 1)...Factory setting "0"
Rotary switch (REF AD × 10)...Factory setting "0"
In the case of multiple refrigerant systems, set REF AD SW as shown in the Table A
for each refrigerant system.
Set to the same refrigerant circuit address as the outdoor unit.
• If working in an environment where the wireless remote controller can be used, the
addresses can also be set using the remote controller.
• If setting the addresses using the wireless remote controller, set the indoor unit
address and refrigerant circuit address to "00".
(For information on setting using the wireless remote controller.)
En-15
LED1
Dip switch
SET2
SET1
[LED1 indicator]
ON: Normal operation;
Flashing: Error
CAUTION
CAUTION
Type of switch
Setting
example
2
IU AD × 10
IU AD × 1
Setting
example
63
REF AD × 10
REF AD × 1
Table A
Rotary
Address
Switch Setting
REF AD SW
Refrigerant circuit
× 10
0
0
1
0
2
0
3
0
4
0
5
0
6
0
7
0
8
0
9
0
10
1
11
1
12
1
.
.
.
.
.
.
99
9
Do not set the indoor unit address (IU AD SW) at 64 to 99.
It may result in failure.
8.1.2. Remote controller address
• Set this address if connecting a Fujitsu general remote controller.
• If using analog inputs, Fujitsu general remote controller operation will be disabled.
If using analog inputs , DX-kit cannot form the remote controller group.
i) 3-wire type
Rotary switch (RC AD SW)...Factory setting "0"
When connecting multiple indoor units to 1 standard wired remote controller, set the
address at RC AD SW in sequence from 0.
Setting
Setting range
Remote controller
0 to 15
address
DX-kit
DX-kit
RC AD SW
RC AD SW
0
1
Remote
controller
DX-kit cannot form the same remote controller
group as the indoor unit of other type.
RC AD SW
0
1
Address
0
1
RC AD SW
8
9
Address
8
9
ii) 2-wire type
Rotary switch (RC AD SW)...Factory setting "0"
Since the remote controller address settings are automatically confi gured, you do not
need to confi gure them.
If confi guring manually, it is necessary to confi gure both the indoor unit and the remote
controller.
For details, please refer to the remote controller manual.
Rotary
Address
Switch Setting
IU AD SW
Indoor unit
× 1
× 10
0
0
0
1
1
0
2
2
0
3
3
0
4
4
0
5
5
0
6
6
0
7
7
0
8
8
0
9
9
0
0
10
0
1
11
1
2
12
1
.
.
.
.
.
.
.
.
.
9
63
6
Type of switch
Setting
example
0
RC AD
DX-kit
Indoor unit
RC AD SW
RC AD SW
0
1
2
3
4
5
6
2
3
4
5
6
A
B
C
D
E
10
11
12
13
14
× 1
0
1
2
3
4
5
6
7
8
9
0
1
2
.
.
.
3
7
7
F
15