Pairing - Mitsubishi Electric MELSEC Q Series Reference Manual

6.3.4

Pairing

When the network contains a redundant system, set a combination of stations of system A and system B. (
138, Section 4.7)
(1) Pairing setting example
When setting station No.1 and No.2 as a pair:
LB0 to LBFF
LB100 to LB1FF
LB200 to LB2FF
LB7FFF
LW0 to LWFF
LW100 to LW1FF
LW200 to LW2FF
LW1FFFF
*1 A station can be paired with the adjacent stations. In the above setting, station numbers 1 and 4 or station numbers 2
and 4 cannot be paired.
Redundant system
System A (control
system) Control
station No.1
Network range
assignment
LB/LW settings
Link relay (LB)
No.1, 2 No.1, 2 send range
No.3
No.4 No.4
Link register (LW)
No.1, 2 send range
No.1, 2
No.3 No.3
No.4 No.4
System B (standby
system) Normal
Normal station
station No.2
No.3
Tracking cable
No.1, 2
No.3 No.3 send range
No.4
No.4
No.1, 2
No.3 No.3 send range
No.4 No.4
CHAPTER 6 PARAMETER SETTING
Page
Normal station
No.4
No.1, 2
No.3
No.4 send range
No.1, 2
No.3
No.4 send range
Select "Enable" for the lower
numbered station.*1
The send range is the same
as that of the station No.1.
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