User guide

Lenze · 9400 function library · Reference manual · DMS 6.7 EN · 08/2014 · TD05 145
5 Function blocks
5.2 L_CamContactor - cam group with switch-on and switch-off dynamisation
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Position-time cams in positive effective direction
If the input position dnPosIn_p reaches the cam switch-on position in positive effective direction,
the output bOut is set to TRUE and is only reset to FALSE after the time defined has elapsed.
• Once the output is set to TRUE, a following change in direction has no impact on the cam signal.
[5-6] Example: Position-time cams in positive effective direction
Position-time cams in negative effective direction
If the input position dnPosIn_p reaches the cam switch-on position in negative effective direction,
the output bOut is set to TRUE and is only reset to FALSE after the time defined has elapsed.
• Once the output is set to TRUE, a following change in direction has no impact on the cam signal.
[5-7] Example: Position-time cams in negative effective direction
V
t
t
dnPosIn_p
bOut
t
on
0
t t
V
t
t
dnPosIn_p
bOut
t
on
0
t t