Sungrow EMS200, Руководство пользователя

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User Manual
5. Electrical Connection
13
Item Remark Name Description
D SD
SD card
interface
Function is reserved
E Debug
Debugging
serial port
Used for debugging local controller
F RST Reset port
Used for hardware reset of local
controller
G DO1~DO4 Digital output
Relay output ports, where the relay
specification
is 250Vac/1A or
30V/1A
DO-DO4: Not assigned
H
PT1, PT2,
AI1~AI4
Analog input Function is reserved
I A1B1~A6B6
RS485
communicatio
n port Supports 6 inputs of RS485, and
can be connected to slave devices
or background
J CAN
CAN
communicatio
n port
Function is reserved
K 24V
DC24V power
supply port
Current
≤2.0A, and the
switch-mode power supply used for
this port should be insulated
intensely
L
AC
(100~240V) AC power
supply port
Connected to 100~240Vac
(
50/60Hz
), and the current
≤0.5A
M GPS/BDS
GPS antenna
port
Function is reserved
N RF
Wireless
antenna port
Function is reserved
O
Grounding
hole
Connecting protection ground cable
P PLC
（
L1/L2
）
PLC
Communicatio
n port
Function is reserved
Digital input/output ports (DIN
and
DO1~DO4) are configured to
collect node data and control node communication.
The farthest communication distance of COM1 to COM6 (A1B1
–
A6B6) is no more than 1000m.