Positioning Axis Inch With Handwheel Override - Siemens SINUMERIK 840D sl Function Manual

P4: PLC for SINUMERIK 828D
14.6 Function interface
DB380x PLC → NCK control signals
DBX3000.7 Start positioning axis
DBX2.2 Delete distance-to-go, spindle reset
DB390x NCK → PLC status signals
DBX3000.7 Positioning axes active
DBX3000.6 Position reached
DBX3000.1 Error
DBB3003 Error number
①
②
③
④
⑤
⑥
⑦
1138
First function activation using positive edge of
Positioning axis active = 1 shows that the function is active and that the output signals are valid,
Position reached and Axis stationary are possibly withdrawn.
Positive acknowledgement
Reset of function activation after receipt of acknowledgment
Signal change via function
Positioning is interrupted by delete distance to go, signal duration min. 1 PLC cycle.
Position reached and Error are reset, the Error number can be read (in this case,
The signals
30).
Valid val‐ Remark
ues
0|1 Reset does not result in a stop!
0|1 Interrupt signal, exits the function
Remark
Also 1, if override = 0 or setpoint position reached.
1: Axis has reached the setpoint position.
1: Error when traversing, evaluate error number in DBB3003!
Start .
Position reached = 1 and Positioning axis active = 1
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
Basic Functions