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Siemens SINUMERIK 840D Operating Manual

Siemens SINUMERIK 840D
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Milling
Operating Manual, 03/2010, 6FC5398-7CP20-1BA0
441
User variables
10
10.1 Overview
The defined user data may be displayed in lists.
The following variables can be defined:
Data parameters (R parameters)
Global user data (GUD) is valid in all programs
Local user data (LUD) is valid in one program
Program-global user data (PUD) is valid in one program and the called subroutines.
Channel-specific user data can be defined with a different value for each channel.
Entering and displaying parameter values
Up to 15 positions (including decimal places) are evaluated. If you enter a number with more
than 15 places, it will be written in exponential notation (15 places + EXXX).
LUD or PUD
Only local or program-global user data can be displayed at one time.
Whether the user data are available as LUD or PUD depends on the current control
configuration.
Machine manufacturer
Please also refer to the machine manufacturer's instructions.
Note
Reading and writing variables protected
Reading and writing of user data are protected via a keyswitch and protection levels.
Searching for user data
You may search for user data within the lists using any character string.
Refer to the "Defining and activating user data" section to learn how to edit displayed user
data.

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Siemens SINUMERIK 840D Specifications

General IconGeneral
SeriesSINUMERIK 840D
AxesUp to 31
ChannelsUp to 10
Operating SystemWindows-based
Power Supply24 V DC
Control Unit TypeCNC
InterfaceEthernet, PROFIBUS
DisplayTFT color display
InterpolationSpline
PLCIntegrated PLC
Data StorageCompactFlash, USB

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