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6 SAFETY FUNCTION BLOCK
MELSOFT
6.1.3 Checking I/O variables for safety function block
Check I/O variables to create input ladder section/output ladder section of the safety
function block pasted to the sequence program.
Add other ladders to the safety function block on which input ladder section and
output ladder section were created, and complete the sequence program.
For editing a program, refer to the GX Developer Version 8 Operating Manual.
The following two methods are available for opening the FB variable window.
(1) Method by double-clicking the FB definition name
Double-clicking the FB definition name of the safety function block on the
<<FB>> tab opens the FB variable window.
I/O variables for the safety function block can be seen.
Double-click FB definition name.
(2) Method using the Project data list change toolbar
Select "Safety FB". 'FB definition name (L)' for the safety function block is
displayed. Then, select a FB definition name to be checked.
The FB variable window appears and I/O variables for the safety function block
can be seen.
Select FB definition name.