840D/828D SINUMERIK Operate Page 11
B516
B516
Notes
Feed / Rapid traverse override
For increasing or reducing the programmed
feedrate. The programmed feedrate is represented
by 100% and can be varied within the range of 0%
to 120%, in rapid traverse only up to 100%. The new
adjusted value appears as an absolute and percent-
age value in the feed status display on the screen.
FEED STOP
Stops the machining of the currently running pro-
gram, in order to stop the axes.
FEED START
Continuation of the program as from the present
block and to increase the feedrate to the pro-
grammed value.
Spindle override
For increasing or reducing the programmed speed.
The programmed speed corresponds to 100% and
can be varied within the range of 0% to 120%. The
new value thus selected appears as an absolute
value and as a percentage in the speed status dis-
play on the screen.
SPINDLE STOP
Press to stop the spindle.
SPINDLE START
Press to start the spindle.
Key switch
Position 0
No key
Security level 7
Lowest
security level
Position 1
Key 1 black
Security level 6
Increasing
security level
Position 2
Key 1 green
Security level 5
Position 3
Key 1 red
Security level 4
Highest
security level
(Key switch)
Further security levels (Security level 3 - 0) are ac-
cessible via passwords.
Section 4
Machine control panel
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