10
IV. FIRST START-UP
In order for the controller to operate correctly, the following steps must be followed when starting the device for the first
time:
1. Wire up the controller.
2. Set the valve actuators manually at 50%.
3. Switch the controller on.
4. After the device is switched on, the valves are calibrated automatically to 100%. If a valve opens the wrong
way, the user should change the opening direction in the menu of this valve.
5. Enter the opening time of the valve in the corresponding menu ā the value may be found on the actuator casing
Actuator set at 50%
opening
Opening time of the valve
actuator found on a rating
plate