Technical Appendix
6.2 PLC user interface signals
6-115
SINUMERIK 802C
6FC5 597–3AA20–0BP2 (01.02)
38032001 Invert
override
(spindle)
M3/M4
valid
Set direction of rotation Recipro- Recipro-
38032002
cating cating
(spindle)
CCW CW
speed by PLC
Spindle override
38032003
(spindle)
H G F E D C B A
General signals from axis/spindle
3900...3903 Signals from axis/spindle [r]
Data block
Interface NCK –––––> PLC
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
Position reached Refer- Encoder Spindle/
390x0000 with exact with exact
enced/
synchro-
limit fre-
quency
no axis
pos.
fine
pos.,
coarse
nized 1 exceeded
1
Speed
Axis/spindle
Follow–up
active
390x0001 Current
controller
controller Position
controller
stopped
active active active (n < n
min
)
390x0002
390x0003
Motion command Handwheel active
390x0004
plus minus 2 1
Active machine function
390x0005 continu- 1000 100 10 1
ous INC INC INC INC
390x0006
390x0007
Signals from axis
3900...3903 Signals from axis [r]
Data block
Interface NCK –––––> PLC
Byte Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0
390x1000
(axis)