NC Commissioning with HMI Advanced
11.3 System data
Manual
Commissioning Manual, 05/2008, 6FC5397–4CP10–4BA0
373
The following data for which no unique physical units are defined is not converted
automatically:
●
R parameters
●
GUDs (Global User Data)
●
LUDs (Local User Data)
●
PUDs (Program global User Data)
●
Analog inputs/outputs
●
Data exchange via FC21
The user is prompted to take the current valid measuring system MD10240
$MN_SCALING_SYSTEM_IS_METRIC into consideration.
The current system of measurement setting can be read at the PLC interface via the "inch
system" signal DB10.DBX107.7. DB10.DBB71 can be used to read out the "system of
measurement change counter".
Machine data
Table 11-8 Switching over the unit system: Machine data
Number Name
Name/remarks
General ($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
Axisspecific ($MA_ ... )
32711
CEC_SCALING_SYSTEM_METRIC System of measurement of sag compensation
References:
/FB/ Function Manual, Basic Functions; G2 Velocities, Setpoint/Actual Value Systems,
Control, Chapter "Metric/inch dimension system"
