09.95
Siemens AG 2001 All Rights Reserved 6FC5197–jAA50 2-19
SINUMERIK 840C (IA)
2.14 Spindle installation (Example: one spindle, up to SW 2 only)
1
1
START
Enter channel no. in
DB31 DL2
Actual speed =
prog. speed at
100% override?
Enter speed limitations
in spindle SD
1st spindle
available?
Yes
No
Spindle
pulse encoder
available?
Yes
No
Spindle
pulse encoder with
1024 pulses?
No
Enter spindle no. in
DB10–13 DL3
Specify M and S
values via
OVERSTORE
Spindle enable
Spindle contr. enable
1st gear speed
processed? Yes
No Select 1st gear
speed
Select next
gear speed
Spindle
rotating?
No
Correct dir.
of rotation?
Yes
No
Change bit 1 of
NC MD 521*
Analog
spindle speed?
Yes
No
With 840 M:
Buy option
No
Check NC MD 403* to
410* and tacho com-
pensation
Bit 7 NC MD 521*
= “1”?
Yes
No
Set Bit 7 in NC MD
521* and POWER ON
Enter spindle drift
(NC MD 401*)
Further gear
speeds?
END
NC MD 400*
correct? YesNo
Correct NC MD 400*
(Section 8)
Check setpoint
cable
Execute
POWER ON
No
Yes
Yes
Yes
Yes

END OF SECTION

2 General Reset and Standard Start-Up
2.14 Spindle installation (Example: one spindle, up to SW 2 only)