Pilz PMCprimo DriveP.06/AA0/4/0/0/208-480VAC - Manual (Page 34)

Function description
Operating Manual PMCprotego S2­2(­C)
1002529­EN­02 34
Timing diagram without tolerance range activated
v
t
Reset
1
0
1
0
Limit value
Maximum speed
1
0
1
0
1
0
SS1 Activate
Ready
STO Acknowledge
1
0
SRA Safe Range
Acknowledge
SSR Activate
SSR delay time
ta te Limit value
Minimum speed
SSR
SSR
Fig.: Safety function SSR without tolerance range activated
} t
a
: Activation of safety function SSR
} t
e
: Once the SSR delay time has elapsed, the speed is monitored
} 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