01/2007
7.5 MCP 483C IE
7-172
© Siemens AG 2007 All Rights Reserved
SINUMERIK 840Di sl Manual (HBIsl) – 01/2007 Edition
The following information is to be found in the table for each input bit:
– 1st line: Default designation
– 2nd line: Key number (Sxy) or feedrate override switch (X30/X31), key-
switch (X50), optional customer keys (X52)
Table 7-2 Assignment of the key signals in the input image
Signals from machine control panel (keys)
Byte Bit7 Bit6 Bit5 Bit4 Bit3 Bit2 Bit1 Bit0
EB n+0 Spindle override Mode
Override
Spindle8
X31.7
Override
Spindle4
X31.8
Override
Spindle2
X31.9
Override
Spindle4
X31.10
JOG
S01
TEACH
S04
MDA
S07
AUTO
S10
EB n+1 Machine functions
REPOS
S02
REF
S03
var. INC
S05
10000 INC
S12
1000 INC
S11
100 INC
S09
10 INC
S08
1 INC
S06
EB n+2 Key Pos. 0
X50.4
Key Pos. 2
X50.1
Spindle
Start
S48
*Spindle
Stop
S47
Feed Start
S50
*Feed Stop
S49
NC Start
S20
*NC Stop
S15
EB n+3 RESET Key Pos. 1
Single
Feed override
S13
X50.6 Block
S14
Override
F.over.16
X30.6
Override
F.over.8
X30.7
Override
F.over.4
X30.8
Override
F.over.2
X30.9
Override
F.over.1
X30.6
EB n+4 Arrow keys Key Pos. 3
Axis selection
R15
S46
R13
S44
R14
S45
X50.3
R1
S32
R4
S35
R7
S38
R10
S41
EB n+5 Axis selection MKS/WKS
Axis selection
R2
S33
R3
S34
R5
S36
S43
R11
S42
R9
S40
R8
S39
R6
S37
EB n+6 Freely assignable customer keys
T9
S25
T10
S26
T11
S27
T12
S28
T13
S29
T14
S30
T15
S31
–
EB n+7 Freely assignable customer keys
T1
S17
T2
S18
T3
S19
T4
S20
T5
S21
T6
S22
T7
S23
T8
S24
EB n+8 – – – – – – – –
EB n+9 – – – – – – – –
EB n+10 – – – – – – – –
EB n+11 – – – – – – – –
EB n+12 – – – Override
spindle16
Override
spindle8
Override
spindle4
Override
spindle2
Override
spindle1
* Inverse transferred signals
– Free signals
Note
Free signals are transferred from the MCP with 0.
Input image
7 Ethernet Communication