Omron FQM1-MMA21 Manuel D’Utilisation

1.

Register a password either online or offline.

a.

Select the Module in the Device Type drop-down menu and select
Properties from the View Menu.

b.

Select Protection from the PLC Properties Dialog Box and input the
password.

2.

Set password protection online.

a.

Select PLC/Protection/Set. The Protection Setting Dialog Box will be
displayed.

b.

Click the OK Button.

The user program and parameters are automatically backed up in flash mem-
ory whenever they are written.

• The following data is backed up automatically: User program, parameters

(including the System Setup, absolute offset data, and analog I/O offset
gain adjustment values), and some DM Area data (only for the Coordina-
tor Module).

• The automatic backup is executed whenever the Module user program or

parameter area is written (e.g., for data transfer operations from the CX-
Programmer and online editing).

• The user program and parameter data written to flash memory is auto-

matically transferred to user memory at startup.

The backup status will be displayed in a Memory Backup Status Window by
the CX-Programmer when backing up data from the CX-Programmer for
transfer operations other than normal data transfers (PLC/Transfer). To
obtain this window, display of the backup status dialog box must be selected

Module

User memory

Automatic backup

Flash memory

User program

Parameters

Automatically restored when Module is turned ON.

Data transfer from 
CX-Programmer

Online editing from 
CX-Programmer

Transfer operation