Mitsubishi Electric Melsec Q Series User Manual page 176

6
PARAMETER SETTING
Item
min T_sdr
Group identification
number
Slave is active
Sync (Output)
Freeze (Input)
Ignore AutoClear
Initialize slave when
failing to respond
Swap I/O Bytes in Master
6
- 11 6.5 Slave Parameters
Table6.6 Slave Parameter Setting Items (Continued)
Set the minimum response time required for a DP-Slave to send a response frame to the QJ71PB92V.
Normally, use the default value.
Setting range: 1 to 255 (Unit:
Set the group No. (Grp 1 to Grp 8) of the DP-Slave.
Multiple groups Nos. can also be set.
The set group numbers are used for the global control function (SYNC, UNSYNC, FREEZE,
UNFREEZE).
Not checked: Not belonging to the group No.
Checked: Belonging to the group No.
Uncheck the checkbox when the DP-Slave is to be set as a reserved station (Default: selected).
Not checked: Set as a reserved station.
Checked: Set as a station performing I/O data exchange.
Check the checkbox to check if the DP-Slave supports the Sync function or not in communication for
initialization.
When the DP-Slave does not support the Sync function, diagnostic information is stored in the
Diagnostic information area (for mode 3) (Un\G23072 to Un\G23321) of the QJ71PB92V.
This item can be set when the DP-Slave supports this function (Default: not selected).
Not checked: No function check
Checked: Function check performed
Check the checkbox to check if the DP-Slave supports the Freeze function or not in communication for
initialization.
When the DP-Slave does not support the Freeze function, the diagnostic information is stored in the
Diagnostic information area (for mode 3) (Un\G23072 to Un\G23321) of the QJ71PB92V.
This item can be set when the DP-Slave supports this function (Default: not selected).
Not checked: No function check
Checked: Function check performed
Select this checkbox to disable clear request transmission if a communications failure is detected on
the DP-Slave, even though the master parameter, "Error action flag" is enabled.
This setting is available when the "Error action flag" setting in the master parameters is enabled
(Default: not selected).
Not checked: Enables "Error action flag" setting.
Checked: Disables "Error action flag" setting.
Select this checkbox so that the DP-Master resends parameters to DP-Slaves when the DP-Master is
restored from the status of a communication error (Default: not selected).
Not selected: Not resend parameters to DP-Slaves.
Selected: Resends parameters to DP-Slaves.
Select this checkbox to swap the I/O data of the DP-Slave on the QJ71PB92V buffer memory (Default:
not selected).
Not selected: No swapping
Selected: Enables data swapping
Description
T T
, Default: 11 )
Bit Bit