Lenze SX-1 - Touch Probe Instructions

________________________________- 8.2.2
SET Vddd = ISTPOS
M ean ing:
The present Actual position is saved in Variable Vddd.
Variable number V: ddd = 0 ... 255
PTP +ppppp.ppp
Meaning:
During a positioning movement, an external signal (TP = Touch Probe) is anticipated. After
the appearance of this signal, the distance +ppppp.ppp is covered.
NOTE:
lt sin
2 acceleration is selected, the TP signal is accepted only when constant velocity is
attained. If aTP input is receivedduring acceleration ordeceleration, then Flag F95 is set.
The distance + ppppp.ppp that is still to be covered must be greater than the minimum
stopping (braking) distance of the drive. A Position and Continue Program (....C) instruction
shouid be used before this instruction.
Example: PR 1000.000 C
PTP 100.000
IF F96 = H L1 0 Flag F96 indicates it TP signal is received.
PTP VdddW=Veee
Veee
start /JL.\ finish
_____ ____- -~ 1----
Nr
Vddd
TP (lnterrupt)
Meaning:
The PTP instruction is used to correct a previously started movement to an external input.
When the TP (= Touch Probe) signal is received, the drive continues for the distance Vddd.
The TP signal isacceptedonlyinthe“window“ rangeVeee. lttheTP signal is not received
in the valid range , the Flag F96 is set: if a TP is accepted, F96 is reset.
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Lanze