NCK start-up
10.2 System data
CNC Part 1 (NCK, PLC, drive)
106 Commissioning Manual, 11/2006, 6FC5397-2AP10-2BA0
• GUDs (Global User Data)
• LUDs (Local User Data)
• PUDs (Program global User Data)
• Analog inputs/outputs
• Data exchange via FC21
are not converted automatically. The user is prompted to take the current valid measuring
system MD10240 SCALING_SYSTEM_IS_METRIC into consideration.
The current system of measurement setting can be read at the PLC interface via the "inch
system" signal DB10.DBX107.7. DB10.DBB71 can be used to read out the "system of
measurement change counter".
Machine data
Table 10-5 Switching over the unit system: Machine data
Number Name of identifier Name / remarks Reference
General ($MN_ ... )
10240 SCALING_SYSTEM_IS_METRIC Basic system metric
10250 SCALING_VALUE_INCH Conversion factor for switch-over to inch system
10260 CONVERT_SCALING_SYSTEM Basic system switch-over active
axis spec. ($MA_ ... )
32711 CEC_SCALING_SYSTEM_METRIC System of measurement of sag compensation G2
Literature
Function Manual; speed, setpoint/actual-value systems, control: Metric/inch measuring
system
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