Mitsubishi Melsec-L Series User Manual page 146

When a remote password and the remote password check have been set in multiple LCPU stations
Ex.
Station B
Programming tool
Ethernet Network No.2
Station 2-1
LCPU
Station C
The unlock/lock process can be performed for the following connected devices.
•1) of the station 1-1: By the station A only
•1) of the station 2-2: By the station C only
•1) of the station 3-2: By the station D only
●: Stations that can be accessed from the connected device after the remote password unlock process
: Stations that can be accessed from the connected device without performing the remote password unlock process
×: Stations that cannot be accessed from the connected device
Connected
*1
Station 1-1
device
(request source)
Station A
Station B
Station C
Station D
*1 The station A can access the stations marked with ● after the remote password unlock process is completed for 1) of the
station 1-1, and can access the stations marked with
access the stations marked with
marked with ● after the remote password unlock process is completed for 1) of the station 2-2, and can access the
stations marked with
after the remote password unlock process is completed for 1) of the station 3-2, and can access the stations marked with
when the communication lines are open.
To disable access from the connected devices to other stations through CC-Link IE Controller Network, CC-Link IE Field
Network, MELSECNET/H, and MELSECNET/10 relay communication functions, select "MELSOFT Application
Transmission port (UDP/IP), Dedicated Instruction, CC-Link IE, NET10(H) Relay Transmission Port" in the remote password
setting of the relay station or a station to be accessed.
144
Station A
Network No.1
Station 1-1 1)
Remote Remote
password
password
check
LCPU E71
1) Station 2-2
Remote
password
E71
QCPU
Target programmable controller station (request destination)
Station 1-2
LCPU LCPU
●
when the communication lines are open. The station C can access the stations
when the communication lines are open. The station D can access the stations marked with ●
Station 1-2 1)
E71
LCPU
Ethernet
2)
E71
Network No.3
1) 2)
Remote
password
check
E71 E71
Station 2-1 Station 2-2
LCPU LCPU
●
×
×
●
when the communication lines are open. The station B can
Station 3-2 1)
Remote Remote
password
password
check
LCPU E71
Station 3-1 1)
E71
LCPU
Station 3-1
LCPU
×
×
●
Ethernet
Station D
Station 3-2
LCPU
×
×
×
●