2. Debug switch limit
Then adjust the limit of the multi-turn electric actuator. First, adjust the valve to the fully closed position, and then use the buzzer of the multimeter to check whether the opening point of the closing limit has become the closed point, and if it is closed Point means correct, if not, adjust the closing limit until it becomes the closed point. Next, adjust the open limit, adjust the valve to the fully open position and use the same method to debug.
