Gree A Series - Page 62

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4.6.4.1.2 Selection of Part Quantity
Model
Communication
patching board
Remote monitoring
kit
Optoelectronic
repeater
A series modular
type chiller
One patching board
for one unit
1)one set of remote
monitoring kit FG30-
00/A(M) is
required；
2)the remote
monitoring kit is not
required when the
unit is directly
connected to the
BMS system.
A repeater is
required every 800m
communication
distance or every 30
communication
nodes (control
panels).
4.6.4.2 Examples of Model Selection
4.6.4.2.1
Example 1
This project consists of 3 LSQWRF60VM/NaA-M, one control panel and BMS. The
maximum communication distance is within 800m. The BMS interface is RS232 and one
converter is required.
Name Code
Quantity
Air conditioning system
EL01500720
1(3 LSQWRF60VM/NaA-M)
Optoelectronic converter
EN02200020 1
4.6.4.2.2 Example 2
This project consists of 7 groups LSQWRF60VM/NaA-M, six groups concluding 3 and the
other concluding 1. Seven control panels are required. The communication distance is larger
than 800m but be or less than 1600m. One repeater is required for somewhere the
communication distance is over 800m. The BMS interface is RS485.
Name Code
Quantity
A series variable-frequency
modular type chiller
EL01500720
19 LSQWRF60VM/NaA-M
Accessory XE73-25/G
NC20700050 7
Patch board ZTSJ0 30118023 6
Optoelectronic repeater
RS485-W
EN02200010 1
A Series Modular-type Air-cooled (Heat Pump) Chiller