01.99 12 Functional Descriptions
12.36 Inch/metric switchover function (as from SW 6.3)
12.36 Inch/metric switchover function (as from SW 6.3)
12.36.1 General
Use the softkey function to switch the measuring system from inch to metric and vice versa.
The function ”Inch/metric switchover” has two features:
1: Inch/metric switchover function
2: Metric/inch switchover function
12.36.2 Functional description
• The conversion can be configured by the user.
• Manual readjustment of the calculated data is possible.
• No password is required for the switchover.
• A password is required for the conversion since the machine data dialog (MDD) must be
started.
12.36.3 System data
When switching over the measuring system, all measurements in length will automatically be
converted into the new measuring system. This includes:
Zero offsets
Tool offsets P2-P9
Working area limitation
Dry run feedrate
Scale center
Protection zone
Position switching signals
Preset
DRF
© Siemens AG 1992 All Rights Reserved 6FC5197- AA50
12–359
SINUMERIK 840C (IA)
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