Extended Stop And Retract - Siemens SINUMERIK 840C Operator's Manual

4 Machine
4.3.10

Extended stop and retract

Sto p/
retra ct
4-84
Order number option
Extended stop and retract is an option.
The EXTENDED STOP AND RETRACT function is used to protect the
workpiece and machine.
Responses such as approaching a programmable retraction position, stopping
axes or the output of hardware signals can be triggered to detect certain faults.
Machine manufacturer
The function must be configured by the machine-tool manufacturer. It is, for
example, dependent on the drives used.
Please consult the machine manufacturer's documentation.
Activation or deactivation of the monitoring and the response can be
programmed via G commands.
Press the STOP/RETRACT softkey to display the function-specific G
functions.
This is only a display. It is not possible to enter G functions here.
The G functions:
• G420:
Switch off; switch off "Extended stop and retract", all or
selectively for axes and/or spindles.
• G421
Switch on; Activate monitoring sources and enable
responses.
• G422
Configure generator mode
• G423
Configure stopping by control
• G424
Configure stopping by drive
• G425
Configure retraction by control
• G426
Configure retraction by drive
Machine manufacturer
The EXTENDED STOP AND RETRACT function must be preconfigured.
Please consult the machine manufacturer's documentation.
6FC5198-6AA60-0BP1 © Siemens AG 1999 All Rights Reserved
SINUMERIK 840C, OEM Version for Windows (BA)
01.99