Analog Amplifier - Siemens Logo! Manual

LOGO! functions

4.4.20 Analog amplifier

Short description
This special function amplifies the value of an analog input
and outputs the result at an analog output.
Symbol in
LOGO!
* AI1...AI8: 0...10 V corresponds with 0...1000 (internal value).
Gain and offset parameters
Please note the information on gain and offset parameters
in Chapter 4.3.6.
Parameter p (number of decimals)
Applies only to the AQ value in a message text.
196
Wiring
Input Ax You apply the analog signal to
be amplified at input Ax.
Use the analog inputs AI1...AI8
( )
* , the analog flags
AM1...AM6, the block number
of a function with analog out-
put, or the analog outputs AQ1
and AQ2.
Parameter
A: Gain
B: Zero offset
p:
Output AQ This special function has an
analog output! This output can
only be connected with the
analog input of a function, an
analog flag or an analog output
connector (AQ1, AQ2).
Range of values for AQ:
–32768...+32767
Description
Range of values:
10.00
Range of values: 10.000
Number of decimals
Range of values:
0, 1, 2, 3
LOGO! Manual
A5E00380835-01