Connecting The Ma & Contact Terminal Interface With Each System - Mitsubishi Electric MAC-397IF-E Manuel D'installation

4. Connecting the MA & CONTACT Terminal Interface with each system
• Screw the mounting cord clamp 5–7 according to the thickness of the connecting cable used for each system. Fasten the
cable tie A as shown in the figure to prevent undesirable movement of the connecting cable.
Connecting cable for each system
• The cables connected to the Indoor Unit should be mounted on the Indoor Unit.
Connect example
2If the thin part of the connecting cable is excessively long, lay it
1Attach a mounting cord clamp 5–6 to the thick part of the connecting cable, and fix it with a screw 9.
3Close the cover of the indoor control P.C. board. Reinstall the front panel and the lower right corner box.
• Set the interface dip switch (SW500–502) settings before turning on the power.
• If the interface dip switch (SW500–502) settings are not set correctly, the system will not function properly.
4.1. Centralized Control (When Connecting to a Centralized on-off remote Controller)
Indoor unit
* Refer to the installation manual of centralized on-off remote controller.
Screw 8
cable ties A
out using hooks as shown in the figure.
The thin part of the cable should be secured above the dotted
line indicated in the figure.
Hook
Interface unit 1
TC1
CN560
TC2
TM1
TM2
(For details on each system, see the relevant instruction manual.)
Mounting cord clamps 5–7
The range in which the thin part
of the connecting cable is
secured.
Dotted line (The position of the
edge face of the indoor control
P.C. board.)
* Centralized on-off
remote controller
TB571
D
C
M
Signal wires A at the installation site.
Set the dip switch while moving
the connecting cable away from it slightly.
If the connecting cable is not
securely mounted, the connec-
tor may come off, break, or
malfunction.
Power supply
~/N 220-240 V
50/60 Hz
*Breaker C
Ground
5