Siemens SINUMERIK 840Di Manual page 344

10 NC Start-Up with HMI Advanced
10.5 Axes and spindles
S
Actual value
Setpoint
Fig. 10-20 Static monitoring functions
Working area
limitation
Software
limit switches
10-344
STANDSTILL_
DELAY_TIME
POSITIONING_TIME
The permissible working area of the machine axes can be adapted to the partic-
ular machining situation using the "dynamic" working area limitation.
S
SD43400: WORKAREA_PLUS_ENABLE (working area limitation active in
the positive direction)
S
SD43410: WORKAREA_PLUS_ENABLE (working area limitation active in
the negative direction)
S
SD43420: WORKAREA_LIMIT_PLUS (working area limitation plus)
S
SD43430: WORKAREA_LIMIT_MINUS (working area limitation minus)
S
Alarm: "10630 Axis reaching operating range limit +/–"
S
Alarm: "10631 Axis is at operating range limit +/– (JOG)"
S
Alarm: "10730 Progr. end point is behind operating range limit +/–".
Two software limit switch pairs are provided per machine axis. The active soft-
ware limit switch pair is selected in the PLC.
S
MD36100: POS_LIMIT_MINUS (1st software limit switch minus)
S
MD36110: POS_LIMIT_PLUS (1st software limit switch plus)
S
MD36120: POS_LIMIT_MINUS (2nd software limit switch minus)
IS: "Exact stop coarse"
IS: "Exact stop fine"
IS "Clamping process
running"
CLAMP_POS_TOL
STANDSTILL_POS_TOL
STOP_LIMIT_COARSE
STOP_LIMIT_FINE
 Siemens AG, 2003. All rights reserved
SINUMERIK 840Di Manual (HBI) – 06.03 Edition
06.03
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