Lenze E94AxPExxxx - Manual (Page 469)

Lenze · 9400 Servo PLC· Reference manual · DMS 4.0 EN · 11/2013 · TD05/06
469
12 Basic drive functions
12.6 Homing
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Mode 3: neg. direction - reversing to limit switch - via home mark - to TP
Procedure:
1. Movement in negative direction with profile data set 1.
2. Reversing to negative travel range limit switch.
3. Positive edge at HM_bHomingMark activates profile data set 2 for the further reference search.
4. Negative edge at HM_bHomingMark enables home position detection.
5. The following positive edge of the encoder zero pulse/touch probe sensor sets the reference.
6. Absolute positioning to target position (
C02643 ) with profile data set 2 (if C02641 = "0").
 Touch probe/zero pulse
 Reference switch
 Negative travel range limit switch
1
0
1
2