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2. Before Installation
2.1. How to Use the M-NET Interface
Caution
When using a packaged air conditioner (city-multi) system remote controller, you cannot register packaged air condi-
tioners and room air conditioners in the same group. In this case, register the Packaged and room air conditioner in
different groups.
I Functions
Centralized and individual management of M/P/S series using M-NET(*).
* A type of packaged air conditioner control (city-multi)
I Related Products Sold Separately
• ME Remote Controller PAR-F27MEA
• Centralized Controller G-50A
• System Remote Controller PAC-SF44SRA
• ON/OFF Remote Controller PAC-YT40ANRA
• Schedule Timer (M-NET) PAC-YT34STA
• Power supply unit PAC-SC50KUA
I Sample of System Configuration (only M/S series outdoor-unit)
Sample configuration of a system using a centralized controller
1
2
6
6
2.2. Accessory
Before installing the device, make sure you have all the necessary parts.
I Accessory
1
Interface unit (with 5-core connecting cable)
2
Mounting brackets
3
Screws for mounting 2 3.5×12
4
Cushioning material (with adhesive)
5
Cord clamp for mounting (small)
6
Mounting cord clamp (large)
7
Screws for mounting 5 and 6 3.5×12
Screw for mounting 5 and 6 4×10
8
* Use this when mounting cord clamp to and around M
series.
Screw for mounting 5 and 6 4×16
9
* Use this when mounting cord clamp together with the
parts of M series.
0
Cable ties
A
Fasteners (for joining the lead wires)
B
Cord clamp for wiring
C
Screws for mounting B 3.5×12
D
Interface case mounting screws 3.5×12
3
4
5
4
5
I Items to Prepare at the Installation Site
1
A
1
4
B
1
2
C
2
2
* CPEVS; PE insulated PVC jacketed shielded communication cable
* CVVS; PVC insulated PVC jacketed shielded control cable
PE: Polyethylene PVC: Polyvinyl chloride
1
1
4
5
5
5
2
1 Centralized controller (M-NET)
2 Power supply unit
3 Packaged air conditioner system
4 M-NET Interface
5 Indoor unit
6 ME Remote Controller
* The number of units that can be connected to the
centralized controller (G-50A) is max. 50, including
packaged and room air conditioners. The wiring
from the M-NET Interface to the centralized
controller can have a maximum length of 500 m.
The wiring from the M-NET Interface to the ME
Remote Controller can have a maximum length of
10 m.
For details, see the MELANS Catalog and the
instruction manuals for the Centralized Controller
and ME Remote Controller.
Connection wiring (centralized controller)
Shield wiring CVVS/CPEVS
Connection wiring (for connecting the ME Remote Controller)
Remote control wires (2-core sheath wire 0.3 mm
Related parts sold separately
* Prepare the necessary number of parts sold separately as needed
for your system.
2
)
3
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