SYSTEM CONTROL Interface Model [FOR INSTALLER] MAC-333IF-E INSTALLATION MANUAL English
Contents 1. Safety Instructions............................................................... 2 2. Before Installation................................................................ 3 3. Function and electric wiring of interface each part.............. 3 4. Dip Switch Details............................................................... 4 5. Parts.................................................................................... 4 6. Connecting the SYSTEM CONTROL Interface to a room air conditioner.....
2. Before Installation How to Use the SYSTEM CONTROL Interface. ■Functions Connecting with M-NET system (Fig. 2-1) The room air conditioner can be managed centralized or individually by the system controller using M-NET communications control. Use as wired remote controller (Fig. 2-2) You can use the MA remote controller as a wired remote controller. Remote control (Fig. 2-3) You can turn on and off an air conditioner from a remote location by connecting the ON/OFF contact point.
. Dip Switch Details Functions Function setting SW A Functions SW500-1 SW500-2 — (Set to OFF) Not available — Available SW500-3 Not in use Turn on/off with power Room temperature detector Indoor unit MA remote controller 9 SW500-4 SW500-5 SW500-6 Not in use Not in use Not in use — (Set to OFF) — (Set to OFF) — (Set to OFF) LE501: Confirmation of communications with indoor unit LE502: Confirmation of communications with M-NET LE581: Confirmation of supplying power to MA remote controller — — —
6. Connecting the SYSTEM CONTROL Interface to a room air conditioner ● Connect the interface unit unit . Room air conditioner Indoor controller board and the indoor control board of a room air conditioner using the connecting cable (5-core) that comes with the interface Thin part of the connecting cable Make sure to wire and shield the cable so that the customer does not contact it.
8. Connecting with M-NET system ■ Connecting the SYSTEM CONTROL Interface to M-NET cable The room air conditioner can be managed centralized or individually by the system controller using M-NET communications control. Indoor unit TB520 B A S B2 A2 B1 A1 S B A System controller, etc.
9. Connecting with MA remote controller (Using MA remote controller) ■ Connecting the SYSTEM CONTROL Interface to MA remote controller A room air conditioner can be operated with the wired remote control.
■ Setting when using remote control (Select one between No.1 through 4 and set.) *Set No.1, No.5, and No.6 when using the card key/coin timer. No. Functions ON/OFF Manual operation 1 prohibited/allowed (Level Contact) ON/OFF Manual operation 2 prohibited/allowed (Pulse Contact) ON/OFF Remote operation/ Manual operation (Level Contact) 3 ON, OFF (Pulse Contact) 4 How to use SW No.
12. Turn on/off with power The room air conditioner turns on when power is supplied. ● When using for the first time, set to the operational status of your choice with the remote controller and leave the power off for 1 minute. * When not used for a long period of time, you should set to the operational status of your choice again with the remote controller. Interface unit ❶ Indoor unit Notes ● The turn on/off with power function cannot be used when connected to multiple outdoor units.
14. Mounting the SYSTEM CONTROL Interface Unit Notes • The Interface unit should be placed in a location where the connecting cable (5-core) from the interface unit can reach an indoor unit. • The device will not function properly the connecting cable is extended, so the connecting cable (5-core) should no be extended. • Mount the interface unit securely to a pillar or wall using 2 or more screws. Attach the connecting cable (5-core) of the interface unit ❶ here.
This product is designed and intended for use in the residential, commercial and light-industrial environment. The product at hand is based on the following EU regulations: • Low Voltage Directive 2006/95/EC • Electromagnetic Compatibility Directive 2004/108/EC HEAD OFFICE: TOKYO BLDG., 2-7-3, MARUNOUCHI, CHIYODA-KU, TOKYO 100-8310, JAPAN AUTHORIZED REPRESENTATIVE IN EU: MITSUBISHI ELECTRIC EUROPE B.V. HARMAN HOUSE, 1 GEORGE STREET, UXBRIDGE, MIDDLESEX UB8 1QQ, U.K.
