Siemens SINUMERIK 840D sl Manual page 34

Interfaces
4.3 Machine control panels
Byte Bit7
IB 8 DT 8
2)
IB 9 DT 16
2)
IB 10 KT-IN8
IB 11 SS-3(24)
3)
IB 12 -
IB 13 -
Inverse signals
1)
DT1 to DT16 - direct keys
2)
Keyswitch X50
3)
Table 4-18 Input image for handwheel data
Byte Bit7
IB 14
IB 15
IB 16
IB 17
Within the SINUMERIK control, the handwheel data is processed directly by the NCK and is
not available to the PLC.
Default key assignments
The DMG customer keys are not labeled.
Figure 4-8
34
Bit6 Bit5
DT 7 DT 6
DT 15 DT 14
KT-IN7 KT-IN6
SS-2(22) SS-1(14)
- -
- -
Bit6 Bit5
(16-bit signed, least significant byte equals byte n+14)
(16-bit signed, least significant byte equals byte n+16)
Milling key assignment
Bit4 Bit3
DT 5 DT 4
DT 13 DT 12
KT-IN5 KT-IN4
SS-0(12) -
- -
- -
Bit4 Bit3
Handwheel 1 counter status
Handwheel 2 counter status
Bit2 Bit1
DT 3 DT 2
DT 11 DT 10
KT-IN3 KT-IN2
- -
- -
- -
Bit2 Bit1
ERGOline Stage 3
Manual, 02/2015, 6FC5397-4FP40-0BA0
Bit0
DT 1
DT 9
KT-IN1
KT-IN9
-
-
Bit0