Address Setting - Mitsubishi Electric MXZ-8C48NA2 Manuel D'installation

6. Electrical work

6.6. Address setting

Switch address setting
Unit
Outdoor
Address
Switch
SWU2 SWU1
range 51 - 100
setting Branch address + 50
Note: 1. Branch box address
When setting the address, use a number within the range 1–50.
Ex. The set address is (47) and there are 5 indoor units (A, B, C, D, and E).
If A: (47), B: (48), C: (49), D: (50), and E: (51), E is incorrect because it exceeds 50.
Ex1. Outdoor + Branch <1> (M, S, P Series Indoor A, B, C, D, E) + Branch <2> (M, S, P Series Indoor A, B, C)
Outdoor
address
(51) * 1
Ex2. Outdoor + Branch <1> (M, S, P Series Indoor A, C, E) + Branch <2> (M, S, P Series Indoor A, C, E)
Outdoor
address
(51) * 1
en
17
Address
SW12
1 - 50
• According to the set address (for example, 01), the ad-
dresses for the connected indoor units are set sequentially
(for example, 02, 03, 04, and 05).
SW1 1 2 3 4
ON ON ON ON ON
Port A B C D
Address 01
02 03 04
Branch-Box <1>
address (01) * 2
SW1 1, 2, 3, 4, 5 ON
(01) = A-port
M, S, P Series Indoor
(02) = B-port
M, S, P Series Indoor
(03) = C-port
M, S, P Series Indoor
(04) = D-port
M, S, P Series Indoor
(05) = E-port
M, S, P Series Indoor
Branch-Box <2>
address (06) * 3
SW1 1, 2, 3 ON
SW1 4, 5 OFF
(06) = A-port
M, S, P Series Indoor
(07) = B-port
M, S, P Series Indoor
(08) = C-port
M, S, P Series Indoor
Branch-Box <1>
address (01) * 2
SW1 1, 3, 5 ON
SW1 2, 4 OFF
(01) = A-port
M, S, P Series Indoor
non B-port
(02) = C-port
M, S, P Series Indoor
non D-port
(03) = E-port
M, S, P Series Indoor
Branch-Box <2>
address (04) * 3
SW1 1, 3, 5 ON
SW1 2, 4 OFF
(04) = A-port
M, S, P Series Indoor
non B-port
(05) = C-port
M, S, P Series Indoor
non D-port
(06) = E-port
M, S, P Series Indoor
Branch Box
Port
ON
OFF 1
SW11
• Specify whether indoor units are connected to each
port (A, B, C, D, and E).
5 SW1
Port
E
Indoor units are connected ON
(SW11, 12)
Indoor units are not connected OFF
05 (sequential numbers)
*1 Outdoor address
Branch Box <1> start address + 50 = 01 + 50 = 51
*2 Branch Box <1>
A-port address = Start address = 01
B-port address = Start address + 1 = 02
C-port address = Start address + 2 = 03
D-port address = Start address + 3 = 04
E-port address = Start address + 4 = 05
*3 Branch-Box <2>
Branch Box <2> start address
= Branch Box <1> oldest start address + 1
= 05 + 1 = 06
A-port address = Start address = 06
B-port address = Start address + 1 = 07
C-port address = Start address + 2 = 08
*1 Outdoor address
Branch Box <1> start address + 50 = 01 + 50 = 51
*2 Branch-Box <1>
A-port address = Start address = 01
B-port address
C-port address = Start address + 1 = 02
D-port address
E-port address = Start address + 2 = 03
*3 Branch-Box <2>
Branch Box <2> start address
= Branch Box <1> oldest start address + 1
= 03 + 1 = 04
A-port address = Start address = 04
B-port address
C-port address = Start address + 1 = 05
D-port address
E-port address = Start address + 2 = 06
Connection Setting
–
A B C D E
ON: Indoor connect
OFF: No connection
2 3 4 5 6
*
SW1 *SW1-6 not use
–
1 2 3 4 5 (6)
A B C D E (not use)
no connection
no connection
no connection
no connection
M, S, P Series
Indoor
None
–
There are no
address settings
for the indoor
units.