Eaton easySafety, Manual

Page: 480 / 695

Safety function blocks
476
02/16 MN05013001Z EN
The signal diagram of the function block for this application
shows:
• The dependencies of the enable contact of SG01QS on the
status of coils SG01I1 and SG01I2
• The interrelationship between timed out discrepancy time
SG01DT and the error output SG01ER
• The error acknowledgement with the coils SG01I1 and
SG01I2
• the controlled re-enabling after the safety gate is closed
and the Reset coil SG01RE has dropped out.
Figure 244: Example 1 safety gate signal diagram
a Closed safety gate.
b Opening of the safety gate.
c Closing of the safety gate, timeout of the discrepancy time.
d Error acknowledgement by opening the safety gate.
e Closing of the safety gate and subsequent actuation of the
Reset button.
f Controlled enabling after dropping out of the Reset coil.
SG01I1
SG01I2
SG01QS
SG01ER
t > DT
SG01RE
a b c d e f