Technical Appendix
SINUMERIK 802C base line
6-27
Start-Up
6.2.5 Axis/spindle signals
Signals to axis/spindle
Common signals to axis/spindle
3800...3803 Signals to axis/spindle [r/w]
Data block Interface PLC -----> CNC
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Feed override
380x0000
HGFEDCBA
Axes/
380x0001 Override Position Follow-up spindle
enabled encoder 1 mode lock
380x0002 Servo
Clamping
process
running
Delete
distance
to go/
spindle
reset
enable
Speed/
380x0003 spindle
speed
limitation
Traversing keys Activate handwheel
380x0004
plus minus
Rapid
traverse
override
Travers-
ing
key
lock
Feed
stop
Spindle
stop
21
Machine function
380x0005 1000 100 10 1Continu-
ous INC INC INC INC
380x0006
380x0007
Signals to axis
3800...3802
Data block
Signals to axis [r/w]
Interface PLC -----> CNC
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
2nd software limit
switch
Hardware limit switch
380x1000
(axis)
Delay
Ref.-point
approach
plus minus plus minus
380x1001
(axis)
380x1002
(axis)
380x1003
(axis)