Omron F3SG series User Manual page 90

System Operation and Functions
2, Hazardous part of the machine is on the opposite side of a human body
Rotation of a robot arm sets the muting input A from OFF to ON. Safety function of F3SG-RA is
enabled.
F3SG-RA
Limit switch 2
(N.C. Contact)
24 V
If the duration between when the muting input A is turned ON from the OFF state and when the muting
input B is turned OFF from the ON state is within T1max [ s ], the safety function of the F3SG-RA is
disabled. (Safety outputs are kept ON even if F3SG-RA is blocked)
Time t1 [ s ] for F3SG-RA to enter muting state is within the range shown below:
t1 < T1max. . . . . . . . . . . Equation (5)
The value of T1
F3SG-R
66
User's Manual
F3SG-RA
Limit switch 2
(N.C. Contact)
24 V
Guard fence
During muting
Limit switch1
(N.O. Contact)
ON: To muting input A
ON -> OFF: To muting input B
can be changed by the Configuration Tool.
max
Guard fence
Under normal operation
Limit switch1
(N.O. Contact)
OFF -> ON: To muting input A
ON: To muting input B
Input time difference between muting inputs A and B
must be T1max or less
(initial setting is 4 s)
T1max [ s ] : Muting input time limit value (maximum)