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Unit
Diagnostic Events
Serial and Ethernet Communications
M/S
Modbus RTU Master Response Error: Invalid
response from Slave (Slave Address #)
M/S
Modbus RTU Master Response Error (Exception
from Slave (Slave Address #)
M/S
Modbus RTU Master Response Error (Address
Error from Slave (Slave Address #))
M/S
Modbus RTU Master Response Error (No
response from Slave (Slave Address #))
M/S
Ethernet Modbus Master Failed to connect to
(Slave IP Address)
M/S
Ethernet Modbus Master successfully connected
to (Slave IP Address)
M/S
Ethernet Modbus Master Response Error
(Exception from Slave (Slave Address #))
M/S
Ethernet Modbus Master Response Error
(Address Error from Slave (Slave Address #))
M/S
Ethernet Modbus Master Response Error (No
response from Slave (Slave Address #))
M/S
Ethernet Modbus Master Response Error (MBAP
transaction id error from slave (Slave Address #))
M/S
Ethernet Modbus Master Response Error (MBAP
protocol id error from slave (Slave Address #))
M/S
Serial Port Timed out
M/S
Failed to initialize serial port
Firmware Upgrade Events
M/S
Error opening file jffs/update/DMS-
3Kmainboard.S19
M/S
FAILED to update firmware on main board
M/S
Firmware Update Succeeded
M/S
Firmware Update Failed
Appendix H
(Descriptor 'D')
Description
Serial Modbus Master did not receive a response from the
Slave unit
Serial Modbus Master received an Exception from this slave
Serial Modbus Master received an invalid address request
from this slave
Serial Modbus Master received no response from this slave
Modbus TCP/IP Master did not receive a response from the
Slave unit
Modbus TCP/IP Master connect to slave after failure.
Modbus TCP/IP Master received an Exception from this
slave
Modbus TCP/IP Master received an invalid address request
from this slave
Modbus TCP/IP Master received no response from this
slave
Modbus TCP/IP Master found a transaction problem with
the MBAP (ethernet message header)
Modbus TCP/IP Master found a protocol error in the MBAP
(ethernet message header)
When configured for Serial Comms Ascii Protocol this
indicates a failure to write to the serial port after waiting
for 1 minute.
Indicates a hardware failure of the serial port.
Indicates a failure during firmware upgrade.
Indicates a failure during firmware upgrade reported by the
Web Board.
This is a message to indicate that the firmware update was
completed OK.
If the firmware update to the Main Board has failed you will
see this event.
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