Simple Balance Current Adjustment - SMC Networks IP8001 Series Operation Manual

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