SAJ R6 S2 Series User Manual

R6 Series Solar Inverter
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5.6 Communication Connection
5.6.1 RS485 Communication
R6 inverter is standardly equipped with a RS485 interface, a DRM interface and a RS232 interface.
Figure5.14
RS485 pin and DRM pin
Pin Number
Wire color
Function1
1
White-orange
NC
2
Orange
GND_W
3
White-green
+5V_W
4
Blue
NC
5
White-blue
NC
6
Green
NC
7
White-brown
RS485-A
8
Brown
RS485-B
Table 5.5
RS485 pin port definition
To comply with Australian and New Zealand safety requirements, the DRMs terminals should be connected.
DRM0 is supported. A RJ45 plug is being used as the inverter DRED connection.
Pin Number
Name
1
NC
2
NC
3
NC
4
NC
5
REF GEN
6
COM LOAD
7
NC
8
NC
Table 5.6
Demand Response Modes (DRM)
Mode
Corresponding pins
Requirement
DRM0
5 & 6
The inverter is on standby mode
Table 5.7
DRM0 mode
Figure5.15
RS232 pin
Pin Number
Description
Function
1
+5 V
Power supply
2
RS-232 TX
Send data
3
RS-232 RX
Receive data
4
GND
Ground wire
Table 5.8
USB pin port definition
1 2 3 4 5 6 7 8
1 2 3 4
USB

SAJ R6 S2 Series Specifications

General

Brand	SAJ
Model	R6 S2 Series
Category	Inverter
Language	English