Gree CE52-24/F(C), Руководство пользователя

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Centralized Controller
4
Network
Cord
type
Cord
standard
Cord size
(mm
2
/AWG)
Total length
L(m/feet)
Remark
Indoor
network
Light/
Ordinary
polyvinyl
chloride
sheathe
d cord.
(60227
IEC 52
/60227
IEC 53)
IEC
60227-
5:2007
2
×
0.75~
2
×
1.25 (2
×
AWG18~2
×
AWG16)
L≤1000m
(L≤3280-5/6
feet)
If cord size is 2
×
1mm
2
(2
×
AWG16),
communication cord
can be stretched
longer. But the total
length can’t exceed
1500m(4921-1/4feet).
Outdoor
network
L≤500
(L≤820-1/5f
eet)
Total length of
communication cord
can’t exceed
500m(820-1/5feet).
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 Cord size (mm
2
) Cord standard Note
Two_core
five twisted
pair
24AWG(2×0.6mm) TIA/EIA-568-A
When the
communication
distance exceeds
800m,the need to
increase the
photoelectric
isolation repeter
(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.