No.IP8S-OM00009
22
3. Simple balance
current adjustment
Balance adjusting
screw
Fig. 18
Adjust the torque motor balance current simply.
Procedure
LCD display
1
Press the UP or DOWN button
( ) in calibration mode to
select zero adjust (0AdJ), and then
hold down the set button ( )
for 1sec. or longer.
2
The LCD displays go (Go) for
confirmation. Confirm there are no
hazardous
conditions
due
to
starting the actuator, and then
press and hold down the set button
( ) for 1sec. or longer.
3
The LCD displays bias (biAS).
Check the pressure gauge reading
at the OUT1 port, and if it is any
value other than 0MPa, rotate the
balance
adjusting
screw
counterclockwise until the reading
reaches 0MPa
*7
.
4
Turn the adjusting screw clockwise
gradually
while
checking
the
pressure gauge at the OUT1 port
again, and stop turning at the
position where the exhaust sound
changes and the OUT1 pressure
starts increasing, or the actuator
starts operating.
5
Press and hold down the mode
button ( ) for 1sec. or longer to
return to the calibration (CAL) mode
selection screen.
7: For the balance adjusting screw position, refer to Fig. 18.
Adjustments
must
be
made
with
a
flat
blade
driver.
Counterclockwise rotation decreases pressure and clockwise
rotation increases pressure.
or
+
+