5 Electrical Connection
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M4
PH2
FIG 5-3
Open the Wiring Compartment
Close the wiring compartment in reverse order after completing wiring operations.
5.4.2 Communications Interface Description
The following figure shows the position of the communication wiring board in the inverter as well as the terminals
equipped for the wiring board.
5.4.3 RS485 Communication
The inverter is equipped with four groups of RS485 communication port for external communication connection, which
are RS485_1, RS485_2, RS485_3, and RS485_4.
The terminal block interface and RJ45 interface have the same function with only wiring manner different. Select either
interface for cable connection.
5.4.3.1 Single-inverter communication system
In case of a single inverter, select either terminal block interface (RS 485-1, and RS 485-3) or RJ45 interface(C1~C8) to
connect.
RS485-3
RS485-1
RS485-2
RS485-4
Meter/Tracker
12V
RS485
RS485
Logger
PC
12V
FIG 5-4
Communications Interface Description FIG 5-5
Single-inverter communication system
RS485-3
RS485-1
RS485-2
RS485-4
USB
Dry
contact
CAN
DRM
Meter/Tracker
120O
A1 B1 PE +12V
RS485
RS485
METER/TRACKER
DRM
U
S
B
A1 B1 PE +12V
ON
OFF
SW1
ON
O
F
F
SW3
1
2
0
O
120O
SW2
ON
OFF
DRY CONN
CAN
