YOKOGAWA UP35A, User Manual

Page: 225 / 412

10-24
IM 05P02D41-01EN
10.14.3 Adjusting Valve Position Manually
Description
The following procedure describes how to adjust valve position manually.
(1) Verify that the wirings are correct.
(2) Set the operation mode to MAN.
(3) Reset the valve position (Set V.RS=ON).
(4) Display the fully-closed valve position setting (V.L), determine the fully-closed
position while holding down the Down arrow ( ) key, and press the SET/ENTER
key.
(5) Display the fully-opened valve position setting (V.H), determine the fully-opened
position while holding down the Up arrow ( ) key, and press the SET/ENTER key.
Setting Details
Parameter
symbol
Name
Display
level
Setting range Menu symbol
V.RS
Valve position
setting reset
EASY
Setting V.RS to ON resets the
valve adjustment settings and
causes the indication “V.RS” to
blink.
OUT
V.L
Fully-closed valve
position setting
EASY
Pressing the SET/ENTER key
with valve position set to the fully-
closed position by Down arrow
key causes the adjusted value to
be stored. When V.L adjustment is
complete, V.L stops blinking.
V.H
Fully-opened valve
position setting
EASY
Pressing the SET/ENTER key
with valve position set to the fully-
opened position by Up arrow key
causes the adjusted value to be
stored. When V.H adjustment is
complete, V.H stops blinking
10.14 Adjusting Motor-operated Valve Position (Position Proportional Output)