Is reverse osmosis equipment a high-pressure operation equipment?

Is reverse osmosis equipment a high-pressure operation equipment?

       The reverse osmosis equipment of Dongguan water treatment equipment belongs to high-pressure operation equipment. In order to protect the equipment, it must be prepared before operation. All components and instruments must be observed and tested. During operation, it must be strictly operated according to the instructions in the manual, and the valve must be adjusted. Status, the specific operations are as follows:
        1. Ensure that the filter inlet valve and high-pressure inlet valve are open.
        2. The outlet valve of the high-pressure pump opens in one turn.
        3. The valve at the entrance of Ro opens.
        4. The needle valve on the concentrated water pipe rotates three and a half turns.
        5. The water treatment equipment fully open the produced water outlet valve and the concentrated water outlet valve.
        6. The cleaning valve and sampling valve are closed.
        7. The pressure indicator valve in the equipment is opened to a half-open state.