Mitsubishi Electric MELSEC-Q Series - Page 188

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(1) Assuring 32-bit data integrity
When settings are configured with the following four conditions met, 32-bit data integrity is automatically assured.
( Page 76, Section 4.1.5)
• The start device No. of LB is a multiple of 20
H
.
• The points assigned per station in LB is a multiple of 20
H
.
• The start device No. of LW is a multiple of 2.
• The points assigned per station in LW is a multiple of 2.
(2) Using equal assignment
The link device range can be equally assigned to each send range of the relevant stations.
1. Open the "Network Range Assignment" window in the programming tool. ( Page 183, Section
6.3)
2. Click the button.
3. Configure settings with reference to the description below.
4. Click the button.
Ex.
When assigning LB0 to 7FF (2048 points) equally to the send ranges of station Nos. 1 to 4
Item Description
Assignment target Select "LB/LW Setting(1)" or "LB/LW Setting(2)".
B/W Equal
Assignment
Start Station
Set the start station.
(Setting range for Universal model QCPU: 1 to 120, Default: None)
(Setting range for other than Universal model QCPU: 1 to 64, Default: None)
End Station
Set the end station.
(Setting range for Universal model QCPU: 1 to 120, Default: None)
(Setting range for other than Universal model QCPU: 1 to 64, Default: None)
Start No.
Set the start number of the LB/LW for equal assignment.
• LB (Setting range: 0000
H
to 7FF0
H
, Default: None)
• LW (Setting range: 0000
H
to 1FFFF
H
, Default: None)
Total Points
Assigned
Set the total points of LB/LW, which are to be assigned equally.
• LB (Setting range: 16 to 32768, Default: None)
• LW (Setting range: 1 to 131072, Default: None)