Mitsubishi Electric GOT SIMPLE Series, User Manual

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11 COMMUNICATION INTERFACE SETTING (COMMUNICATION SETTING)
11.4 Communication Monitor
Communication error status
Communication error status of each port is displayed on this screen.
The following table describes the communication status that each display item shows.
Display item Status Action
NO ERROR No error Communication is executed normally.
ERR Ovr. Overrun error The receive data is sent continuously with a short interval.
Let the baud rate (communication speed) be equivalent between the GOT and counterpart equipment.
ERR Frm. Framing error The communication frames of GOT and PLC are inconsistent.
Confirm the communication settings of GOT and PLC, such as data length, stop bit and baud rate.
ERR Prt. Parity error The parity check conditions of GOT and PLC are inconsistent.
Let the parity check condition (odd or even) of GOT and PLC be consistent.
ERR Text Text error The sum data is inconsistent. Or the contents of the receive data are not consistent with the send command from
the GOT.
Let the communication settings and contents of data be consistent between the GOT and counterpart equipment.
(If NAK is received while the GOT is connected to the microcomputer board, a text error occurs.)
TIME OUT Communication timeout Though receiving is started, receive data is not sent.
Check the wiring between the GOT and its communication target.
(When the GOT is connected to the microcomputer board, confirm the terminator, CR, wiring, etc.)
ERR Line Control line error The control line is not operating correctly.
Confirm the wiring of the control line.
ERR Cmd. Command error A command contained in the receive data is not consistent with the send command from the GOT.