System Composition - Midea MRCT-075CWN1-D(C) Technical & Service Manual

Midea R410A Tropical ClimaCreator Series Rooftop Package 220V 3Ph 60Hz
*
: The matrix is composed of 4×16 grids and each grid is composed of two blocks of different
sizes. The matrix include horizontal coordinates 00-15 and vertical coordinates 00+, 16+, 32+
and 48+, which indicate the address of the indoor unit. The sum of the horizontal coordinate and
vertical coordinate of the grid is the address of the grid. Each grid corresponds to an indoor unit
of this address.
3.4 Operation instructions

1) System composition:


The centralized controller is used to perform centralized control and data query for the
network air conditioner. Each centralized controller can communicate with a maximum of 64
air conditioners to make up an air conditioner LAN, and implement centralized monitoring
for the air conditioners in the network.

The centralized controller can be interfaced with computer or gateway to implement
centralized control and status query for all air conditioners in the network. It can be
connected with WAN via computer or gateway to implement remote computerized control
(with support of computer software). Each local computer or gateway can be connected to
16 centralized controllers as a maximum.

The master or slave answer mode is implemented for communication between the
centralized controller and the air conditioner, between the computer and the centralized
127
MCAC-RTT6S-201701