Siemens Simatic S7-1500 CPU 1512C-1 PN User Manual page 184

Parameter data records
B.7 Parameter data records of the high-speed counters
Table B- 19 Parameter data record 128 - Behavior DI1
Bit →
7
Byte
20-23
24-27
Counting mode: DWORD Value range: –2147483648 to 2147483647
Measuring mode: REAL Floating-point number in the set unit of the measured variable
28-31
Counting mode: DWORD Value range: –2147483648 to 2147483647
Measuring mode: REAL Floating-point number in the set unit of the measured variable
32-35
36-39
40-43
Table B- 20 Parameter data record 128 - Counter behavior at limits and at gate start
Bit →
7
Byte
44 Response to gate start:
00 : Set to start value
B
01 : Continue with current
B
value
10 to 11 : Reserved
B
Table B- 21 Parameter data record 128 - Specify measured value
Bit →
7
Byte
45 Reserved = 0
1)
46
47
184
6 5
DWORD: Value range: –2147483648 to 2147483647
DWORD: Value range: –2147483648 to 2147483647
DWORD: Value range: –2147483648 to 2147483647
DWORD: Value range in μs: 0 to 25000000
6 5
Counter behavior at limits and at gate start
Response to counting limit violation:
000 : Stop counting
B
001 : Continue counting
B
010 to 111 : Reserved
B
6 5
WORD: Value range: 1 to 65535
4 3
Values
High counting limit:
D
Comparison value 0:
Comparison value 1:
Start value:
D
Low counting limit:
D
Update time:
4 3
4 3
Specify measured value
Time base for velocity measurement:
000 : 1 ms
B
001 : 10 ms
B
010 : 100 ms
B
011 : 1 s
B
100 : 60 s/1 min
B
101 to 111 : Reserved
B
Increments per unit:
2 1
or 80000000 to 7FFFFFFF
or 80000000 to 7FFFFFFF
D
: or 80000000 to 7FFFFFFF
D
or 80000000 to 7FFFFFFF
or 80000000 to 7FFFFFFF
D
2 1
Reset at counting limit violation:
000 : To other counting limit
B
001 : On start value
B
010 to 111 : Reserved
B
2 1
Measured variable:
00 : Frequency
B
01 : Period duration
B
10 : Velocity
B
11 : Reserved
B
D
CPU 1512C-1 PN (6ES7512-1CK01-0AB0)
Manual, 12/2017, A5E40898741-AA
0
H
;
H
;
H
H
H
0
0