Gree CE52-24/F(C) Owner's Manual page 7

Centralized Controller
Cord
Network
type
Light/
Ordinary
Indoor polyvinyl
network chloride
sheathe
d cord.
(60227
IEC 52
Outdoor
/60227
network
IEC 53)
NOTICE:
① The cord shall be Circular cord (the cores shall be twisted together).
② If unit is installed in places with intense magnetic field or strong interference, it
is necessary to use shielded wire.
(2) Communication cord of the centralized controller and L-CAC&Split Unit
(Modbus net) must be selected according to the table below.
Cord type
Two_core
five twisted
pair
(3) Never install the centralized controller in the following places:
1) Places with corrosive gas or serious dust, salt mist or oil smoke.
2) Wet and damp places, with direct sunlight.
3) Places near high temperature objects or places where units might be
splashed by water.
Cord Cord size
standard (mm
2 × 0.75~
IEC
2 × 1.25 (2 ×
60227-
AWG18~2 ×
5:2007
AWG16)
2
Cord size (mm )
24AWG(2×0.6mm)
Total length
2
/AWG) L(m/feet)
L≤1000m
(L≤3280-5/6
feet)
L≤500
(L≤820-1/5f
eet)
Cord standard
TIA/EIA-568-A
4
Remark
If cord size is 2 ×
(2 × AWG16),
2
1mm
communication cord
can be stretched
longer. But the total
length can't exceed
1500m(4921-1/4feet).
Total length of
communication cord
can't exceed
500m(820-1/5feet).
Note
When the
communication
distance exceeds
800m,the need to
increase the
photoelectric
isolation repeter