Mitsubishi Electric MAC-821SC-E Installation Manual page 6

2-5. Sample Configuration
This figure shows a sample 4-unit configuration.
A/C Device No. 2
A/C Device No. 1
2-6. Mounting Diagram
Centralized controller 1
Cover
Screw
A
A
Centralized controller 1
Base plate 2
Sealing material 7
Mounting screw 8
(adhesive)
M4 × 30
Connection wire C (max. length of 100 m)
Power supply
~/N 220-240 V 50/60 Hz
A MA & Contact terminal interface (MAC-397IF-E)
Connection wire C
(3-core)
Switch box 3
Mounting screw
(M4 × 10)
A
A/C Device No. 3
A
A/C Device No.4
Rubber seal
(large) 5
Connection wire C
(3-core)
Switch box 3
Power supply
wire B
Wall
Rubber seal (small) 6
5