Output of modbus master logs (fl0, modbus_m), Output of modbus master logs (fl0, modbus_m) -25 – Yokogawa Standalone MW100 User Manual

Page 75

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2-25

IM MW100-17E

Response

1

2

3

App

App

Index

Output of Modbus Master Logs (FL0, MODBUS_M)

• Output using the FL command.
• Modbus master information logs are output.

Syntax

EACRLF
yy/mo/dd_hh:mm:ss_xxx_mmm...mCRLF
.........................................
ENCRLF

yy

Year (00 to 99)

mo

Month (01 to 12)

dd

Day (01 to 31)

hh

Hour (00 to 23)

mm

Minute (00 to 59)

ss

Seconds (00 to 59)

xxx

Command number (001 to 100, ---)

mmm...m Command status
_

Blank

Example

EA
99/05/11 12:20:30 --- START
99/05/11 12:20:31 001 CONNECTING
99/05/11 12:20:32 001 VALID
EN

List of Character Codes Showing Modbus Master Command Statuses

The table below also includes character codes that are only used by either the

Modbus master or Modbus client.

Command

Meaning

Status
SKIP

Command not set

INVALID

Cannot execute command

NO_DATA

Data could not yet be acquired

VALID

Data successfully acquired

STALE

Data became old (acquisition error)

WAITING

Server/slave communication recovery waiting

CLOSED

Connection with server/slave closed

RESOLVING

Establishing connection with server/slave (address being resolved)

CONNECTING Establishing connection with server/slave (requesting connection)
UNREACH

Failed to connect to server/slave (not found)

TIMEDOUT

Failed to connect to server/slave (time out occurred)

BROKEN

Response message damaged (CRC error)

ERROR

Response message was an error message

BAD_SLAVE

Slave address of response message invalid (does not match command)

BAD_FC

Response message function code invalid (does not match command)

BAD_ADDR

Response message address invalid (does not match command)

BAD_NUM

Response message register invalid (does not match command)

BAD_CNT

Number of response message registers invalid (does not match command)

BAD_DATA

Conversion of response message data failed

2.2 ASCII Output

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