Mitsubishi Electric Q03UDVCPU User Manual page 168

*1 One-byte alphanumeric and special characters can be used for remote password entry.
(Case-sensitive)
*2 To enable the remote password for the port for which the open system is set to "MELSOFT Connection" in PLC
Parameter, select the following checkbox.
When Protocol is set to "TCP"
When Protocol is set to "UDP"
When MELSOFT connection extended setting is used
*3 When connecting the CPU module and a GOT via Ethernet, do not select "MELSOFT Transmission Port (UDP/IP)".
*4 Select this checkbox to enable the remote password for the CPU module that is directly connected to the programming
tool using the built-in Ethernet port. (
*5 User connection is for users for communications such as MC protocol communications and communications using fixed
buffers.
*6 System connection is used by the system for communications such as FTP communications and MELSOFT
communications (TCP/IP, UDP/IP).
(2) Writing to the CPU module
Write the remote password to the CPU module from the "Write to PLC" window.
[Online]
After writing the parameters to the CPU module, power off and then on or reset the CPU module to enable the
parameters.
(3) Unlocking or locking the remote password
The remote password is unlocked or locked from an external device such as a personal computer, as described
below.
(a) When using MELSOFT connection
Enter a remote password in the following window that appears during communication.
When the remote password is entered, the programming tool performs unlock processing and then accesses
the CPU module
(b) When using MC protocol
Use commands dedicated to MC protocol. (
(c) When using the FTP function
Use the "password-lock" and "password-unlock" commands. (
166
"MELSOFT Transmission Port (TCP/IP)".
→
"MELSOFT Transmission Port (UDP/IP)".
→
Page 48, CHAPTER 4)
[Write to PLC]
"MELSOFT Transmission Port (UDP/IP)".
→
Page 54, Section 5.1.2)
Page 149, Section 9.4.1)