10.6.3.1.5 Timing
Example for axis 1.
Timing max Remarks
t1 STO channel A enabled (0 V)
t1 to t2 2 ms STO enable delay (response time)
t2 STO active
t3 STO channel B enabled (0 V)
t1 to t3 100 ms accepted delay between dual channel edges
t4 STO channel B disabled (+24 V)
t5 STO channel A disabled (+24 V)
t4 to t5 100 ms accepted delay between dual channel edges
t5 to t6 2 ms STO release delay
t6 STO release
t6 to t7 Zero if AXIS1.STO.REPORTFAULT=0
Until 'no fault' if AXIS1.STO.REPORTFAULT=1
t7 Power section released.
10.6.3.2 Safety Diagnostic view in WorkBench
The WorkBench view "Safety Diagnostic" shows the current status on the safe inputs
(AXIS#.SAFE.STO.A/B) and the logical status of the STO function for every axis.
AKD2G-S Installation, Safety 1 | 10 Functional Safety
Kollmorgen | kdn.kollmorgen.com | S101, December 2018 131
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