SOFAR 15~24KTLX-G3
User manual
Copyright © Shenzhen SOFARSOLAR Co., Ltd.
- 35 -
①
②
③
For details, please refer to the user manual of USB acquisition stick.
5.5.2. COM
—
Multi function communication port
Table 5-3 Recommend COM cable size
Name
Type
Outer diameter
(mm)
Area
(mm²)
RS485
Communication
Wire
Outdoor shielded twisted
pair meets local standards
2 or 3core
:
4~8
0.25~1
Port Description
:
PIN
Define
Function
Note
1
RS485A
RS485
Wire connection
monitoring or multiple
inverter monitoring
2
RS485A
RS485
3
RS485B
RS485 signal-
4
RS485B
RS485 signal-
5
Electric meter
RS485A
Electric meter RS485
Wire connection Electric
meter
6
Electric meter
RS485B
Electric meter RS485
signal-
7
GND.S
Communication
ground
As RS485 signal ground or
DRMS port ground
8
DRM0
Remote shunt down
DRMS port
9
DRM1/5
DRMS port logical IO
10
DRM2/6
11
DRM3/7