EN 
Commissioning Procedures for DERHMO Electric Actuators
source:original    date:2026-04-08

Press the Function key to display the main menu.In the main menu, use the ↑ and ↓ keys to select Learn Mode, then press the Function key to enter.

Select Parameters, then select Valve from the submenus.Under Valve, select Closing Direction (direction setting).

In Closing Direction, select Counterclockwise Open or Clockwise Open according to the valve type.

Continue to select Final Position Limit Sw in the Valve menu,and select the appropriate trip type for the valve in this menu.

Press the Setting key to enter Local.In Learn mode, press the ↓ key repeatedly to select.

Press the Esc key to return to the Learn Mode menu.

Press ↓ repeatedly to enter Change final positions.

Press the Confirm key to enter Clear position close.

Press ↓ repeatedly to enter Set position close.

0% =========== 100%

Then use the ↑ and ↓ keys to adjust the valve to the required closed position.When the actual position meets the requirement, press the Confirm key.

The OPEN operation procedure is the same as above.

Press the Esc key to return to the main menu.Select Local or Remote mode. Setting completed.

Wiring Diagram:

Terminal X2:PE, 2 (Phase U), 4 (Phase V), 6 (Phase W)

Terminal X1:20 shorted to 17, 21 shorted to 16

Terminal X1:5 (COM), 6 (Open Limit), 7 (Close Limit)

Terminal X1:13 (COM), 14 (Fault NC), 15 (Fault NO)Set as required.

Terminal X1:23 (+), 24 (–): 4–20 mA feedback signal

Terminal X1:25 (+), 26 (–): 4–20 mA command signal

Terminal X1:1 (0V), 2 (Stop), 3 (Open Command), 4 (Close Command)Set as required.


 
    
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