EZ EZ-220, Руководство по оборудованию

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C-7
Text Panel Hardware Manual
0x0200 Invalid attributes - using defaults
The driver received attributes it could not use. The default values for all PLC attributes will be used.
ModBus (Koyo Addressing) RTU Protocol/Direct Logic PLC Models: DL05, D2-250,
D3-350, D4-450
0x0000 No error
0x0001 Incompatible Revision
This error will be displayed when the driver and exec have an incompatible revision.
0x0002 Limit of elements per screen exceeded
This occurs when there are too many registers on the display to monitor.
0x0004 Reply received from invalid slave nnn
If the driver received a message from a PLC with address nnn when one was not expected.
0x0008 Invalid Checksum Received
This error occurs when a message with an invalid checksum is received by the unit.
0x0010 Incorrect Reply
The driver received an incorrect or unexpected reply from the PLC with address nnn.
0x0020 Error - PLC nnn - <error>
The driver received a ModBus message exception code from the PLC. The <error> strings are:
Illegal Function
The PLC received an invalid function code.
Illegal Data Address
The address requested is not allowable for the PLC. This may appear instead of a time-out when a PLC is
in bridge mode to a ModBus Plus network. The PLC that the Panel is communicating with will return this
error if the message could not be passed on to the addressed PLC.
Illegal Data Value
The value in the data fi eld is not allowed for the PLC.
Slave Device Failure
An unrecoverable error occurred in the PLC.
Acknowledge
The PLC requires more time to process the message.
Slave Device Busy
The PLC is processing a long command and is not ready for a new one.
Negative Acknowledgment
The PLC cannot perform the function requested.
Memory Parity Error
An error was detected in the PLC memory.