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4. Communication connection
status between the
Logger3000 and the device is
abnormal.
4. Log into the Web, and click
"Device Monitoring", to check
whether the communication
status icon is like this
,
and check whether repeated
addresses are allocated to
the same port.
If the fault persists, contact
SUNGROW.
Data
communication
between the
Logger3000 and
background via
ModbusRTU failed
1. The RS485 cable
connecting the device and
the Logger3000 is abnormal.
1. Check the RS485 cable
connecting the device and
the Logger3000 and ensure it
is not in short circuit, open
circuit, or reverse connection
between RS485–A and
RS485–B.
2. COM port parameter is
incorrectly set on the web
interface.
2. Log into the Web, and click
“System”-＞”Transfer
Configuration“-
＞”Modbus“-＞“RTU” to
check whether the COM port
is set to "Forwarding Is
Prohibited".
Check whether the serial port
parameter is correct.
3. Collection address of the
device does not match with
access address.
3. Log into the Web, and click
“Device ->Device List” to
ensure that “Device
Address”and “Forwarding
IP” are the same.
4. Protocol configuration of
the background is
inconsistent with that of the
device.
4. Ensure that the protocol
configuration of the
background is consistent with
that of the device.
No data exchange
between the and
background via
ModbusTCP
1. Network connection
between the and background
is incorrect.
1. Check that the network
connection between the and
the background is correct.
User Manual
Summary of Contents for Logger3000
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