iMars BD3KTL-PS Energy Storage Inverter Installation
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Table 4-6 RS485 communication interface definition
Port NO.
color
Pin definition
1
red
+5VDC
2
Orange
A (RS485+)
3
Brown
B (RS485-)
4
black
GND
4.4.5 DRM connection
Table 4-7 DRM interface definition
Pin on inverter
Colour
Definition
1
Red
RefGen
2
Yellow
Com/DRM0
3
White
DRM1/5
4
Black
DRM2/6
5
Green
DRM3/7
6
Blue
DRM4/8
Figure 4.13 RS485-DRM pin on inverter