User’s Manual 1PH HYD3000-HYD6000-ZP1
Rev. 1.0 01/09/2023
Identification: MD-AL-GI-00
Rev. 1.1 of 27/01/2023 - Application: GID
64/193
6.5.
COM-Multi function communication connection
Figure 37 – COM port diagram
PIN
Definition
Function
Comment
1
N/A
N/A
2
UC-A
RS485 differential signal -A
Inverter monitoring 485 signal
3
UC-B
RS485 differential signal -B
4
EN+
RS485 differential
Battery 485 signal
5
EN-
RS485 differential signal -
6
MET-A
RS485 differential signal -A
Meter 485 signal
7
MET-B
RS485 differential signal -B
8
CANH
CAN high data
Battery CAN communication signal
9
CANL
CAN low data
10
N/A
N/A
11
N/A
N/A
12
GND
Logic interface signal
（
DRMS
）
Logical interfaces ues for below
standard Australia
（
AS4777
），
Europe General
（
50549
），
German
（
4105
）
13
D1/5
14
D4/8
15
D2/6
16
D0
17
D3/7
18
CT+
Current transformer output
positive terminal
Current transformer communication signal
19
CT-
Current transformer output
negative pole
20
N/A
N/A
