Siemens SINUMERIK 840C Installation Instructions Manual page 598

8 PLC Machine Data (PLC MD)
8.2 PLC MD for the operating system (system data)
19
Default value
3
Number of function numbers for a UI kernel sequence initiation.
Input values:
See Computer Link.
20-29
Default value
see table
MD
20
21
22
23
.
.
.
29
See Computer Link.
30
31
Default value
- 1
This tells the PLC operating system the number of the interrupt byte to be processed on the
interface module.
Enter - 1 if no byte is to be processed. If a high-speed input is to be processed, it must be
interfaced over the IF PLC module's X141 connector. There can be as many as eight inputs.
The relevant input byte is specified in this MD.
8–6
More user manuals on
No. of function numbers
Lower input limit
0
0 = UI kernel sequence initiation not allowed in this PLC
1...10 (max.) = UI kernel sequence initiation allowed.
The input value specifies the number of function numbers,
beginning with MD DB60, DW20, for a UI kernel sequence
initiation.
3 = Default value
Function no. for kernel sequence initiation
Lower input limit
0
Default value
Value
25
26
30
0
.
.
.
0
No. of interrupt byte on interface PLC/PLC 135 WD
Lower input limit
- 1
ManualsBase.com
Upper input limit
10
Upper input limit
255
Spare
Upper input limit
127
© Siemens AG 1992 All Rights Reserved
09.95
DB 60
DW 19
Units
–
DB 60
DW 20-29
Units
–
DB 60
DW 30
DB 60
DW 31
Units
–
6FC5197- AA50
SINUMERIK 840C (IA)