Instruction Manual

Instruction Manual
D103557X012
Configuration
January 2015
22
modifies the overall valve and instrument characteristic. However, if you select the linear input characteristic, the
overall valve and instrument characteristic is the characteristic of the valve, which is determined by the valve trim (i.e.,
the plug or cage).
Figure 3‐1. Travel Target Versus Ranged Set Point, for Various Input Characteristics (Zero Power Condition = Closed)
Travel Target, %
Ranged Set Point, %
-25 0 125100
-25 0 125100
-25 0 125100
Input Characteristic = Linear
Input Characteristic = Equal Percentage
Input Characteristic = Quick Opening
100
0
-25
125
Travel Target, %
100
0
-25
125
Ranged Set Point, %
Travel Target, %
100
0
-25
125
Ranged Set Point, %
A6535‐1