SUN2000-63KTL-JPH0
User Manual
7 Man-Machine Interactions
Issue 04 (2019-06-30)
Copyright © Huawei Technologies Co., Ltd.
69
7.5.1.5 Setting Communications Parameters
Procedure
Step 1
Choose
Function Menu
>
Settings
>
Comm. Param.
, and set communication parameters
based on the communication mode used by the solar inverter.
Figure 7-12
RS485 communications parameters
This section introduces the method of setting
RS485-1
communications parameters, which is the same
as that of setting
RS485-2
communications parameters.
Table 7-6
RS485 communications parameters
Item
Description
Value Range
Baud rate (bps)
Set the RS485 baud rate to be consistent with the
baud rate of the devices on the same bus.
4800
9600
19200
RS485 protocol
The SUN2000 can connect to the upper-level
management unit over MODBUS RTU,
Sunspec, or AVM.
The SUN2000 can only connect to the solar
tracker over MODBUS RTU.
If the SUN2000 does not adopt the RS485,
you can select an invalid protocol.
Invalid protocol
MODBUS RTU
Sunspec
AVM
Parity
Set the parity of RS485 communication to that of
the SmartLogger.
None
Odd parity
Even parity
Com address
Set the communications address of the SUN2000
when it connects to the upper-level management
unit, which should not conflict with the addresses
of other devices on the same bus.
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