Lenze 931W - Manual (Page 76)

Troubleshooting and fault elimination 9
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76 K-HB 13.0001-EN 2.1
9 Troubleshooting and fault elimination
Error message Cause Remedy
System parameter The direction of the specified setpoints
outside the software limit switches, e.g.
positioning behind a limit switch.
Check settings of the software limit
switches.
Homing No homing has been executed yet,
although a homing mode has been set or is
required (positioning mode).
Check homing settings/execute homing.
Homing The following homing settings have been
made
z Reference type: None
z Reference start: Manually
If no homing is to be executed, no manual
start must be set.
Check homing settings. Select homing
mode or set homing start to power up.
Travel data record When accessing the bus interface and the
operating program a logic conflict occurs.
Check entries via PROFIBUS and operating
program.