
05.91
6 NC Channel/PLC Interface (DB 10 ... DB 25)
6.4.6 Read-in disable
Signal chart
M
T
N21...
N20 T
L
F
N21GXM
L
F
N20 T
L
F
a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a
a a a a a a a a a a a a a a a a a a a a a a a
1
2
4
5
6
7
9
9
10
8
3
1: Reading in intermediate memory
2: Block executed
3: READ-IN DISABLE signal
4: Data transfer
5: Content of main memory
6: Output of auxiliary functions
7: Data transfer to main memory
8: Read-in disable for tool change
9: Interrogation point for read-in enable
10: Cancel READ-IN DISABLE
©
Siemens AG 1991 All Rights Reserved 6ZB5 410-0HE02
6
–
21
SINUMERIK 880 (PJ)