Installation & Operation Manual Proven Quality since 1892
ECON actuator Fig. 7907, type ELA80 – 3000
Rev.13 - January 7, 2019
21
E) Auto Setting
This function is used for automatic setting of the PCU card to the predefined limits.
First make sure that the actuator has been mounted correctly on the valve. Secondly check the
input power and also the input and output signals. Press t he ASCAN button once. Regardless
the position of the actuator, the actuator will now
perform the Auto Setting motion
:
1) The blue LED starts flickering
2) The red LED starts flickering for 5 seconds
indicating that the actuator is moving to the
open position
3) Pause for 2 seconds
4) The green LED starts flickering, indicating
that the actuator is moving to the fully
closed position
5) Pause (the green LED on) for 3 seconds
6) The red LED starts flickering, indicating that
the actuator is moving to the fully open
position
7) Pause (the red LED on) for 3 seconds
8) Moving back to the command position
Note:
Since the actuator is already set at the factory, no further settings are required
unless the user has made adjustments to the Limit Switch or the Potentiometer
settings.
F) Manual Operation
This function allows the user to manually operate the
actuator.
To access this function, press the ZERO (black)
and SPAN (white) buttons simultaneously for 2
seconds and the yellow LED will be lit to indicate that
the actuator is in Manual Operation mode.
Pressing the ZERO button will move the actuator
to the close position and pressing the SPAN button
will move the actuator to the open position.
If no operation occurs within 5 seconds, the PCU
automatically terminates the Manual Operation mode
or alternatively press the ZERO and SPAN buttons
simultaneously for 2 seconds. In both cases, the
yellow LED will be lit off to indicate the termination of
the Manual Operation Mode.
Note:
During the Manual Operation mode, the input signal is ignored
.
Zero
Button
Span
Button
ASCAN
Button
