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Pic 7.11 Eastron meter
Eastron SDM630-Modbus V2
Grid
RS 485
RS 485 B RS 485 A
B A G
(5,6,7,8)
(1,2,3,4)
Pic 7.12 Connec�on diagram of Eastron meter
Solar Panel array
Inverter
me
ter
AC Breaker
Grid
RS485 Communication
Family load
L1 L2 L3 N
L1 L2 L3 N
L1 L2 L3 N
L1 L2 L3 N
N L3 L2 L1
VCC_5V
485_B
485_B
485_A
485_A
GND
GND
RS 485
Male
connector
RS 485
Female connector
1
2
3
4
1 2 3 4
5 6 7 8
GND
Eastron
5 6 7 8
5 6 7 8
RS485
limiter
RS232
/
485