Parker PA Series - Installing the PA PowerStation; Location and Environmental Guidelines

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Figure 10. Operating sequence CHARACT
Option
Description
LINEAR
1:1 linear transfer relationship
between position set-point value
and valve stroke.
EQ PERC
Equal percentage relationship
between position set-point value
and valve stroke.
FREE
Freely programmable relationship
between position set-point value
and valve stroke for the user.
Table 6. Option CHARACT
Equal percentage characteristic
The Equal percentage characteristic includes the options of 1:25, 1:33, 1:50, 25:1(inverse), 33:1(inverse), 50:1(inverse).
Freely programmable characteristic
The user can program a custom characteristic with the FREE option.
The position set-point value scale ranging from 0-100 % is divided uniformly into 21 nodes. A freely programmable valve stroke
ranging from 0-100 % is assigned to each node.
CHARACT
ENT
EXIT
Y100 -> 100.0%
Y0 -> 0.0%
Y5 -> 5.0%
FREE
EXIT
EXIT
EQ PERC
1:33
1:50
25:1
33:1
50:1
1:25
SEL
LINEAR
SEL