What you should know about analog technology
2.4 Unscaling analog values
Analog value processing
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Function Manual, 06/2014, A5E03461439-AC
Unipolar and bipolar measuring ranges
The figure below shows the scaling for an actuator that is to be addressed at a program
value of 0% with the minimum value 0 (0 V or 0 mA) and at 100% (+27648) with the
maximum value (10 V or 20 mA).
Figure 2-9
Unipolar measuring range
The figure below shows the scaling for an actuator that is to be addressed at a program
value of 0% (-27648) with the minimum value 0 (-10 V or -20 mA) and at 100% (+27648) with
the maximum value (+10 V or +20 mA).
Figure 2-10 Bipolar measuring range
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