Siemens SIMOVERT MASTERDRIVES Manual page 1020

U317
B
Priority:
1. Enable counter
2. Set counter
B
3. Stop counter
4. Count up/down
B
B
B
U316
Counter minimum value
0 ... 65535 K0561 K
U315.1 (0)
Counter maximum value
0 ... 65535 K0562 K
U315.2 (65535)
Counter setting value
0 ... 65535 K0563 K
U315.3 (0)
Counter starting value
0 ... 65535 K0564 K
U315.4 (0)
<1> After POWER ON the counter is set to the starting value.
<2> Starting value and setting value are limited to the range (minimum value... maximum value).
<3> Example: The counter is operating in the 3.2 ms time slot -> max. counting frequency 156 Hz.
Attention: The sampling time and sampling sequence of the upstream signal processing has to be taking into account!
1 2
Free blocks
Software counter
Software counter 16 bit (maximum counting frequency: 1/ [2 x sampling time]) {4 µs}
.01 (0) Count up
.02 (0) Count down
.03 (0) Stop counter
.04 (0) Set counter
.05 (1) Enable counter
.01 (561) Minimum value
.02 (562) Maximum value
.03 (563) Setting value <2>
.04 (564) Starting value <2>
POWER ON
[X4.4]
3
<3>
&
UP
&
DOWN
1
(Binary code)
1
Set counter to
minimum
value
Set counter to
setting value
Set counter to
starting value
<1>
4 5
V2.4
Counter output
0...65535
n318
OUT K0565
Overflow B0490
Underflow B0491
Example: Minimum value = 2, Maximum value = 7
7
6
Counter output 5 5
4 4
3 3
2
Count up
Count down
2
Overflow
Underflow
6 7
Function diagram
fp_mc_785_e.vsd
MASTERDRIVES MC
23.10.02
U951.38 = ___(20)
7 7 7
6 6 6
5 5
4 4 4
3 3 3
2 2 2
2
7 7
8
- 785 -