Operations Restricted In Safety Mode - Mitsubishi Electric MELSEC iQ-R-R00CPU User Manual

Safety operation mode switching conditions
The conditions under which the safety operation mode can be changed are shown below.
Safety operation mode
switching direction
TEST MODE  SAFETY MODE
SAFETY MODE  TEST MODE
How to switch the safety operation mode
The safety operation mode can be switched using the engineering tool.
[Online]  [Safety PLC Operation]  [Safety Operation Mode Switch]
For details, refer to the following.
 GX Works3 Operating Manual

Operations restricted in SAFETY MODE

When the safety operation mode is set to SAFETY MODE, the following operations cannot be performed.
Operation
Writing data to the programmable controller
Device/label test
Memory operation
Security function
33 FUNCTIONS
540
33.1 Safety Operation Mode
Condition
The user who is making the switch has "Developers" access level or higher, and is currently logged on.
The safety operation mode is currently set to the TEST MODE.
The Safety CPU operating status is other than RUN.
The following files held by the engineering tool, Safety CPU, and safety function module match.
• Safety CPU parameter
• Safety module parameter
• Safety program
• Safety FB file
• Safety global label setting file
• Standard/safety shared label setting file
The following files are not being written from another engineering tool.
• Safety CPU parameter
• Safety module parameter
• Safety program
• Safety FB file
• Safety global label setting file
• Standard/safety shared label setting file
The user who is making the switch has "Developers" access level or higher, and is currently logged on.
The safety operation mode is currently set to SAFETY MODE or SAFETY MODE (wait-for-restart).
Restrictions
Data cannot be written to files relating to safety control such as safety programs or safety CPU
parameters. ( Page 532 File operation available)
Device/label tests (value changes) cannot be conducted from external devices for the
following. (This includes value changes from the test function or monitor windows, and change
requests from other external devices.)
Memory operations for the CPU built-in memory (including extended SRAM cassette) cannot
be performed from the engineering tool. ( Page 530 Memory Operation)
However, SD memory card initialization is possible.
Security key authentication The following operations cannot be performed for the Safety CPU or extended SRAM
function cassette.
File password function The following operations cannot be performed for the Safety CPU.
• Safety global devices
• Safety local devices
• Safety global labels
• Safety local labels
• Standard/safety shared label
• Registration
• Delete
• Registration
• Change
• Delete