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17
Function library
17.1
Function blocks | L_PosCtrlLin_1
1481
Lenze · 8400 HighLine · Reference manual · DMS 12.0 EN · 06/2017 · TD23
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17.1.140
L_PosCtrlLin_1
This FB serves to implement the following positioning functions:
• Bring drive to curve position (e.g. after mains connection, manual jog, homing)
• Release drive from curve and bring it to safe position (position override function)
• Positioning the X axis via X offset (higher-level positioning)
• Positioning the Y axis via Y offset (higher-level positioning)
Inputs
Designator
Data type
Information/possible settings
bExecute
BOOL
Execute positioning profile
• Only possible if the
bEnable
input is set to TRUE.
FALSE No positioning/positioning is aborted.
• The speed at the
nNOut_v
output is braked to standstill via the
deceleration ramp set in
(
nNOut_v
= 0).
• At the same time, the
dnPosOut_p
output is stopped.
FALSE
TRUE Positioning is executed/continued.
• In case of an activated limit stop (
= TRUE), a renewed
positive edge for a following positioning procedure is required.
bSetPos0
BOOL
Travel to zero position
• Only possible if the
bEnable
input is set to TRUE.
FALSE The value at the
dnSet_p
input is used as setpoint position.
TRUE The value at the
dnSet_p
input is ignored. The setpoint position is
internally set to "0" and the
dnPosOut_p
output can be travelled to
zero position.
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