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4.4 Communication Connection
4.4.1 Communication wiring illustration
All communication ports are hidden behind the communication terminal in the bottom of
inverter which are include Meter port, CAN port, BMS port, EMS port, relay output port, DRED
port, as shown in Figure 4-32、4-33.
Cables
Screw cap
Single hole seal ring
Inverter communication interface and definition as shown in table 4-34:
Type
METER
BMS
DRED
PARCAN
PARCAN
EMS
EMS
RLYOUT
RLYOUT
Figure 4-34 Meter terminals definition
34
The insulator
Screw
Com sheet cover
Figure 4-32
Figure 4-33
Definition
Communicate with Meter
Communicate with BMS
For Australia use/One key to shut off
Parallel CAN communication bus interface
EMS power dispatching interface
Dry contact output, a group of normally open
contact passive dry contact
Dismantle the cover of the communication ports with a screwdriver, and put all
communication cables through the holes and follow the illustration below to make the
connection of each communication cables, and when all cables have connected, put back the
cover and screw up the anti-water cap of the holes, as shown in Figure 4-35:
1
2
3
4
5
6
4.4.2 Communication between inverter and meter
The communication between meter and inverter is an RJ45 interface cable.A 10M length meter
communication cable is already attached to the inverter when you received it and this cable
could be extended up to 100M. Insert the RJ45 heads into the meter RS485 port which as
shown in Figure 4-36.
Figure 4-35
METER
Figure 4-36
RS485
35
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