Gree HOME GMV [105/367] Centralized controller

Gree HOME GMV [105/367] Centralized controller
Dc Inverter VRF plus Water Heater Solution Service Manual CONTROL
101
6 CENTRALIZED CONTROLLER
6.1 Function
Main characteristics of Centralized Controller:
A set of Centralized Controller can control 64 communication modules and can connect to
as much as 1024 indoor units. It can conduct individual control with any separated area or
unified control. It can monitor or control On/Off, Mode, Temperature setting and Timer
On/Off of indoor unit etc.
It can realize the central, single or select control to all indoor units.
It can organize several indoor units into groups as you desired and conduct unified
control—Group select control.
Error contents are shown by codes. Corresponding communication module numbers of the indoor
units with error contents would blink for rapid inspection and repair (T
6.2 Case Study
Take one floor of an office building for example to illustrate wiring and debugging of the centralized control
system. In this floor, there are 2 assembly rooms, 8 offices and 1 monitor room. Refer to the following illustration for
its plane structure.
1Instruction to Distribution of Unit and Installation of Equipment
This office building has been installed with 2 sets of GMV units, as shown in the table below.
Nam
e
Models
Quantity of
required
communica
tion
modules
(pinboard)
Quantity of
indoor
units
Corresponding rooms of indoor units
Unit1
GMV(L)-Pd16
0W/NaB-K
10 12
Room
A
ddress of
communication
module
Address of
indoor unit
Office 1
01
12
Office 2 34
Office 3 56
Office 4 78
Office 5 910
Office 6 1112
Unit 2
GMV-R620W4
/D
22 20
Room
A
ddress of
communication
module
Address of
indoor unit
Office 7
02
1,2
Office 8 3,4

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