Siemens SINUMERIK Series Function Manual

Also see for SINUMERIK 828D Turning: Diagnostic manual Function manual Equipment manual Programming manual Operating manual

H1: Manual and handwheel travel3.9 Retraction in the tool direction (JOG retract)Extended Functions196 Function Manual, 03/2013, 6FC5397-1BP40-3BA13.9.5 DeselectionJOG retract is deselected channel-specifically via:● Channel reset– Machine control panel: "Reset" button– Basic PLC program: DB21, … DBX7.7 = 1 (reset)● User interface: "Back" ("<<") softkeyThis activates the initial settings via the following machine data:● MD20110 $MC_RESET_MODE_MASK[] ()● MD20150 $MC_GCODE_RESET_VALUES[] ()● MD20151 $MC_GCODE_RESET_MODE[] ()After the deselection, the channel is in the JOG mode in the channel state "Reset".All channel axes can now be traversed manually in JOG mode. The retraction data isretained. It is therefore possible to select JOG retract again.NC/PLC interface signalWith the deselection of JOG retract, the NC/PLC interface signal is reset:DB21, ... DBX377.4 = 0 (JOG retract active)3.9.6 Repeated selectionJOG retract can continue to be selected as long as retraction data is available:DB21, ... DBX377.5 == 1 (retraction data available)If selected again, the original retraction data is restored. In each case, a different geometryaxis can be specified as retraction axis.Changed axis positionsThe channel axes can be traversed in JOG mode while JOG retract is deselected. If JOGretract is selected again, the retraction movement is executed on the basis of the new axispositions.