Econ ELA500 - PCU Fail Position and Special Signal Settings

Installation & Operation Manual Proven Quality since 1892
ECON actuator Fig. 7907, type ELA80 – 3000 www.eriks.com
Rev.23 – August, 2023 20
Auto-Full Switch
(Switch 3) On (up)
Signal: 4.3~4mA
Fully Closed
Signal: 19.7~20mA
Fully Open
Auto-Full Switch
(Switch 3) Off (down)
Signal: 4mA
Fully Closed
Signal: 20mA
Fully Open
C) Fail Position Setting (SW3 on PCU-A or SW1 on PCU-D)
User can select the fail position of the actuator in case of control signal failure by adjusting
the DIP switches as follows:
Fail Close
Fail Open
Fail Last Position
D) Special Signal Setting for Fully Open and Fully Closed
CH 2 Switch
CH 1 Switch
Auto-Full Switch
Fail Open Switch
Fail Close Switch
Fail Position
Setting Switch