Safe operating rules for electric valves

1, carefully read the valve manual, understand the basic structure and principle

2, electric valve operation steps    2.1 Close the air switch of each loop, when the "field or remote control" indicator is on, switch the "field" or "remote" control according to the need, according to the "off in place" or "open in place" indicator is on, then choose to open or close the valve operation. Note: When the valve is not in place, the "off in place" or "On in place" indicator will not light up. The red light indicates "valve in place" or "on-site" control, and the green light indicates "valve in place" or "remote" control;    2.2 If it is necessary to open and close manually, press the manual and automatic switch and rotate the valve at the same time. The "clockwise" direction is to close the valve, and the pointer points to 0° when the valve is closed in place; the "counterclockwise" direction is to open the valve, and the pointer points to 90° when the valve is opened in place.