Automatically perform zero point / span adjustment and PID
constant
＊
8
.
Press the Down or Up button
( ) in calibration mode to
select calibration (CAL), and press
and hold down the set button
( ) for 1 sec. or longer.
The LCD displays go (Go) for
confirmation. Confirm there are no
hazardous conditions due to the
actuator startup, and then press
and hold down the set button
( ) for 1sec. or longer
＊
9
.
Zero point and span adjustment
begins, and the actuator performs
steps 1 (StP1) to step 3 (StP3)
automatically
＊
10
.
After the actuator stops, check the
LCD. If it shows good (Good),
calibration the (CAL) mode
selection screen automatically
returns and adjustment is finished.
8: Actuators which take 1 sec. or more per degree after beginning to
move can not normally be provided with span adjustment. Such
actuators cannot be combined with this positioner, and this fact
should be noted.
9: When the button is pressed, the actuator is fully opened or closed, so
avoid touching the actuator or positioner to prevent injuries. Also, the
actuator operates during adjustment and neither it nor the positioner
should be touched until adjustment is completely finished.
10: Adjustment might take up to 2min. Actual time will vary depending
on the actuator capacity.
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