26
LIMIT CLOSE CALIBRATION
a.
The LCD screen sh o ws t h e cu rre n t va lu e Cl o se L im it .
b.
Press CLOSE push button to run the actuator in Close direction. Press OPEN button to
stop the actuator before reaching end travel.
c.
Engage Manual operation. Turn the hand wheel until valve is completely Closed.
d.
Press STOP key to accept the Close Limit Value.
** Note: Please ensure Limit Close Set and Limit Open Set (xxxx) are in the range
8000 - 25000.
Please contact AUMA Service for any further assistance.
DAC CALIBRATION
4.2.2
The flowchart for DAC calibration is given above and the procedure for the same is as discussed below.
In the Calibration mode, use the below steps to enter into DAC calibration.
a.
Press STOP key when the following screen appears on LCD
The below screen appears on the successful entry of password.
b.
Press OPEN push button or CLOSE push button until DAC Calibration menu appears as
Limit Close Set
xxxxx
Calibration Mode
Press Stop Key
TOR Cal Mode
Press Stop Key
DAC 4Ma SET
Press open/close / Until…4mA
DAC 20Ma SET
Press open/close / Until…20mA
W
DAC Cal Mode
Stop Key Enter
Stop
Stop
Stop
