Basic Signals - Siemens SINUMERIK 840C Installation Manual

12.93
5.2

Basic signals

Byte No.
7
FY 0 Flashing
frequency
0.5 Hz
FY 1
FY 2
OB 7 OB 6
FY 3
OB 7 OB 6
FY 4
OB 7 OB 6
FY 5 Addressing Segment
error overwrite of
detection block
FY 6
OB 7 OB 6
Byte No.
7
FY 7
Interrupt Interrupt
FY 8
input input
7
Interrupt Interrupt
FY 9
input input
7
Interrupt Interrupt
FY 10
input input
7
FY 11
________
1) Always "1" for 840C
2) SW 3 and higher
© Siemens AG 1992 All Rights Reserved
SINUMERIK 840C (IA)
PLC auxiliary signals
Bit No.
6 5 4
No. of current machining plane (OB No.)
B a s i c s e t t i n g
OB 5 OB 4
C o l d r e s t a r t
OB 5 OB 4
P a r a m e t e r t e s t
OB 5 OB 4
Info bit
for alarm
2)
concept
P r o c e s s i n g d e l a y
OB 5 OB 4
PLC ready signals
Bit No.
6 5 4
Interrupt inputs 1 for interrupt byte 1
Interrupt Interrupt
input input
6 5 4
Interrupt inputs 2 for interrupt byte 2
Interrupt Interrupt
input input
6 5 4
Interrupt inputs 3 for interrupt byte 3
Interrupt Interrupt
input input
6 5 4
Interrupt inputs for interrupt 4 and central interrupt byte to INT-PLC
6FC5197- AA60
3 2 1
One
OB 3 OB 2 OB 1
OB 3 OB 2 OB 1
OB 3 OB 2 OB 1
Group
signal
OB 3 OB 2 LIM/SIM
3 2 1
Interrupt Interrupt Interrupt
input input input
3 2 1
Interrupt Interrupt Interrupt
input input input
3 2 1
Interrupt Interrupt Interrupt
input input input
3 2 1
5 PLC Interface
5.2 Basic signals
0
Zero
OB 20
PLC
number
1)
0
Interrupt
input
0
Interrupt
input
0
Interrupt
input
0
5–13