Analog Differential Trigger - Siemens Logo! Manual

LOGO! functions

4.4.17 Analog differential trigger

Short description
The output is set and reset depending on a configurable
threshold and a differential value.
Symbol in
LOGO!
* AI1...AI8: 0...10 V corresponds with 0...1000 (internal value).
184
Wiring
Input Ax
Parameter
Output Q
Description
You apply the analog signal
to be analyzed at input Ax.
Use the analog inputs
( )
AI1...AI8 * , the analog
flags AM1...AM6, the block
number of a function with
analog output, or the analog
outputs AQ1 and AQ2.
A: Gain
Range of values:
10.00
B: Zero offset
Range of values:
10.000
On: On/Off threshold
Range of values:
20.000
n
: Differential value for
calculating the off
parameter
Range of values:
20.000
p: Number of decimals
Range of values:
0, 1, 2, 3
Q is set or reset, depending
on the threshold and differ-
ence values.
LOGO! Manual
A5E00380835-01