66
1 FUNCTIONS
1.4 Security
■
Accessible station
The station accessible from the external device when a remote password is set for the CPU module and the station that can
unlock/lock the remote password are limited to those in the same network number.
The following figure shows an example of when the remote password is set for multiple stations in the system.
Ex.
The A station can access the
station after the remote password for 1-1 station (1) is unlocked. The
station can be
accessed if the communication line is open.
The B station can access the
station if the communication line is open.
The C station can access the
station after the remote password for 2-2 station (1) is unlocked. The
station can be
accessed if the communication line is open.
The D station can access the
station after the remote password for 3-2 station (1) is unlocked. The
station can be
accessed if the communication line is open.
: Station accessible from external device after remote password is unlocked
: Station accessible from external device even if remote password is not unlocked
: Station that cannot be accessed from external device
The password can be unlocked and locked by the following external devices.
• 1-1 station (1): A station only
• 2-2 station (1): C station only
• 3-2 station (1): D station only
External device
(Request
source)
Target programmable controller (request destination)
1-1 station CPU
1-2 station CPU
2-1 station CPU
2-2 station CPU
3-1 station CPU
3-2 station CPU
A station
B station
C station
D station
RJ71GN11-T2
RJ71GN11-T2
RJ71GN11-T2
RJ71GN11-T2
RJ71GN11-T2
RJ71GN11-T2
RJ71GN11-T2
RJ71GN11-T2
(1)
(1)
(2)
(1)
(1)
(2)
(1)
(1)
Station C
Station D
Station A
Remote
password
Remote
password
check
CPU
module
CPU
module
CPU
module
Network No.1
Network No.2
Station 1-2
Station 1-1
Station 2-1
Station 3-1
Station 3-2
Engineering tool
CPU module
Remote
password
Remote
password
check
CPU module
Network No.3
Remote
password
Remote
password
check
CPU module
Station B
Station 2-2
Ethernet
Ethernet
Ethernet
Summary of Contents for MELSEC iQ-R CC-Link IE TSN
Page 1: ...MELSEC iQ R CC Link IE TSN User s Manual Application RJ71GN11 T2 ...
Page 2: ......
Page 323: ...APPX Appendix 10 Added and Enhanced Functions 321 A MEMO ...
Page 325: ...I 323 MEMO ...
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