Mitsubishi Electric MELSEC iQ-F FX5 Series User Manual page 60

■Accessible station
The station accessible from the external device when a remote password is set for the FX5 CPU module and the station that
can unlock/lock the remote password are limited to those with the same network number.
The following figure shows an example when the remote password is set for multiple stations in the system.
Ex.
Station B
Engineering tool
The password can be unlocked and locked by the following external devices.
• 1-1 station (1): A station only
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.
: Station accessible from external device after remote password is unlocked
: Station accessible from external device even if remote password is not unlocked
External device
(Request source)
A station
B station
4 FUNCTIONS
58
4.5 Security
Station A
Network No.1
Station 1-1 (1)
Remote
Remote
password
password
check
FX5
FX5-CCLGN-MS
CPU module
Target programmable controller (request destination)
1-1 station CPU


Station 1-2 (1)
FX5
CPU
FX5-CCLGN-MS
module
Ethernet
1-2 station CPU

