Input / Output Images - Siemens SINUMERIK 840 sl Manual

2.3.3

Input / output images

Standard + two handwheels
The specifications for assigning input and output bytes listed in the tables can be changed in
the PLC via parameter assignment.
Note
The following applies in respect of the process input and output images in the tables: n is
defined by means of FB1 parameters in OB100 of the PLC.
Table 2-8 MCP 398C input image
Byte Bit7
EB n + 0
D (2 )
3
EB n + 1
REPOS
EB n + 2 Key-operated switch
Position 0
EB n + 3 RESET
EB n + 4
+
R15
EB n + 5
Y
R2
EB n + 6
T9
EB n + 7
T1
EB n + 8 -
EB n + 9 -
EB n + 10 KT-IN8
X55.2
EB n + 11 -
EB n + 12 -
Machine control panel: MCP 398C
Manual, 07/2018, A5E43199783B AB
Bit6 Bit5
Spindle override
C (2 ) B (2 )
2 1
REF. Var. INC
Spindle
start
Position 2
Key-operat‐ Single
ed block
switch
position 1
Arrow keys
- Rapid tra‐
R13 verse
R14
Z 5th axis
R3 R5
T10 T11
T2 T3
- -
- -
KT-IN7 KT-IN6
X55.1 X52.3
- -
- -
Bit4 Bit3
A (2 ) JOG
0
Machine function
10000 INC 1000 INC
* Spindle Feed
stop start
E (2 ) D (2 )
4 3
Key-operat‐
ed
X
switch
R1
position 3
Axis selection
Motion
command R11
in
MCS/WCS
Unassigned customer keys
T12 T13
Unassigned customer keys
T4 T5
- -
- -
KT-IN5 KT-IN4
X52.2 X52.1
- -
X32 X32
pin 6 pin 7
1) 1)
Bit2 Bit1
Mode
TEACH IN MDA
100 INC 10 INC
* Feed NC
stop start
Feed override
C (2 ) B (2 )
2 1
Axis selection
4th axis 7th axis
R4 R7
9th axis 8th axis
R9 R8
T14 T15
T6 T7
- -
- -
KT-IN3 KT-IN2
X51.3 X51.2
- -
X32 X32
pin 8 pin 9
1) 1)
Description
2.3 Interfaces
Bit0
AUTO
1 INC
* NC
stop
A (2 )
0
R10
6th axis
R6
-
T8
-
-
KT-IN1
X51.1
KT-IN9
X55.3
X32
pin 10
1)
21