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Function description
Timing diagram without tolerance range activated
Fig.: Safety function SSR without tolerance range activated
}
t
: Activation of safety function SSR
a
}
t
: Once the SSR delay time has elapsed, the speed is monitored
e
}
SS1 Activate: Input for safety function SS1
}
Reset: Input for reset
}
SSR Activate: Input for safety function SSR
}
Ready: Output for operating status of safety card and second output for feedback from
safety function STO
}
STO Acknowledge: Output for feedback from safety function STO
}
SRA Safe Range Acknowledge: Output for monitoring the limit value on the motor
Operating Manual PMCprotego S2-2(-C)
1002529-EN-04
v
Limit value
Maximum speed
Limit value
Minimum speed
1
SS1 Activate
0
1
Reset
0
1
SSR Activate
0
1
Ready
0
1
STO Acknowledge
0
1
SRA Safe Range
Acknowledge
0
t a
t e
SSR delay time
SSR
t
SSR
34
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