M800V/M80V Series PLC Development Manual
5 Peripheral Development Environment (GX Works2)
5.15 Project Protection Function
5.15.2 Project Protection Function of CNC
Parameters related to project protection
Startup of PLC on-board and connection from GX Developer or GX Works2 can be restricted by setting the following
parameters. This prevents unauthorized users from changing or deleting sequence programs of built-in PLC, etc.
Parameter
#6451 bit0
PLC on-board enabled
#11094
GX Restriction
[Mainte] - [Protect setting] screen
A password can be changed on the protection setting screen of the CNC displayed by selecting [Mainte] - [Protect setting].
This prevents users who are not informed of the password from changing parameter settings and staring up the PLC on-
board.
For details, refer to "Connection and Setup Manual".
Item
Starts-up the PLC on-board by pressing "F0" key.
Select whether to block the connection from GX Devel-
oper/GX Works2.
243
Details
Setting value
0: Disabled
1: Block the
connection
IB-1501614-B