Siemens MCP 398C - Page 20

Within the SINUMERIK control, the handwheel data is processed directly by the NCK and is
not available to the PLC.
Table 2-10 MCP 398C output image
Byte Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
AB n + 0 Machine function Mode
1000 INC 100 INC 10 INC 1 INC JOG TEACH IN MDA AUTO
AB n + 1 Feed
start
* Feed
stop
NC
start
* NC
stop
Machine function
REPOS REF. Var. INC 10000 INC
AB n + 2 Arrow
key -
R13
Axis selection Single
block
Spindle
Start
*Spindle
Stop
X
R1
4th axis
R4
7th axis
R7 R10
AB n + 3 Axis selection Arrow
key +
R15
Z
R3
5th axis
R5
Motion
command
in
MCS/WCS
R11
9th axis
R9
8th axis
R8
6th axis
R6
AB n + 4 Unassigned customer keys
T9 T10 T11 T12 T13 T14 T15 Y
R2
AB n + 5 Unassigned customer keys
T1 T2 T3 T4 T5 T6 T7 T8
AB n + 6 - - - - - - RESET R14
AB n + 7 - - KT-OUT6
X54.3
KT-OUT5
X54.2
KT-OUT4
X54.1
KT-OUT3
X53.3
KT-OUT2
X53.2
KT-OUT1
X53.1
Signals marked with * are inverse signals
Default key assignment
,QSXWVLQYHUWHG77 XQODEHOHGNH\V
REP
REF
TCH INC
VAR
INC
1
MDA INC
10
AUT
RESET
(T1)
-2*
INC
100
INC
1000
INC
10000
Einzel-
satz
NC-
STOP
NC-
START
(T2) (T3)
(T4) (T5) (T6)
(T7) (T8) (T9)
(T10) (T11)
(T12)
(T13)
(T14)
(T15)
X
(R1)
Y
(R2)
Z
(R3)
4
(R4)
5
(R5)
6
(R6)
7
(R7)
8
(R8)
9
(R9)
(R10)
(R11)
WKS
(R12)
+
(R13)
Eilg.
(R14)
-
(R15)
Sp.-
STOP
Sp.-
START
VS-
STOP
VS-
START
Figure 2-1 MCP 398C default key assignment
Description
2.3 Interfaces
Machine control panel: MCP 398C
20 Manual, 12/2017, A5E43199783B AA