Mitsubishi Electric GT15, Connection Manual

Page: 159 / 864

4. HOW TO MONITOR REDUNTANT SYSTEM
4.8 Connection to the Redundant Type Extension Base Unit
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4.8 Connection to the Redundant Type Extension Base
Unit
4.8.1 Computer link connection (Connection to the Serial communication module
mounted on the redundant type extension base unit)
This section explains the computer link connection for connecting the GOT to the serial communication module mounted
on the redundant type extension base unit.
The following shows an example of connecting the GOT to the serial communication module mounted on the redundant
type extension base unit.
(1) Connection method
Connect the GOT to the serial communication module (QJ71C24N) mounted on the redundant type extension
base unit.
For details, refer to the following.
7. COMPUTER LINK CONNECTION
(2) GT Designer3 setting
Set GT Designer3 as follows.
*1 GT14 and GT11 are not compatible with MELSEC-QS.
(3) Monitoring target change when system switching occurs in a redundant system
When the system switching occurs, the GOT automatically changes the monitoring target to the PLC CPU
switched to the control system.
Setting item Settings Model
Controller Type
GT16, GT15, GT12: MELSEC-QnA/Q/QS, MELDAS C6*
GT14, GT11: MELSEC-QnA/Q, MELDAS C6*
*1
Device setting (Network setting) Host
Q Redundant Setting Do not set the item.
Computer link
connection
Redundant type extension base unit
Monitor target
Control system
(System A)
GOT
Standby system
(System B)
Power supply module
Power supply module
Power supply module Q25PRHCPU
QJ71C24N
Q25PRHCPU
QJ71BR1
1
QJ71BR1
1
Empty Empty Empty Empty
Empty Empty Empty