Operational guidelines for school official cites use of pneumatic valve

by:AIRWOLF     2020-05-19
1, in the operation of pneumatic valves, the open and close direction is clockwise. 2, often need to manually open and close the pneumatic valve, the opening and closing of revolution is not suitable for too much, even for large diameter valves also should set within 200-600 revolutions, such as used for pipe network in pneumatic valve. 3, for the convenience of single open and close operation, the plumber pressure conditions, n - 240 The biggest open-close torque m is relatively appropriate. 4, pneumatic valve opening and closing operation side should be square tenon, standardized the size requirement, and need to face toward the ground, allowing the operator on the ground convenient and direct to operate. 5, pneumatic valve opening and closing degree of display panel: a, pneumatic valve opening and closing degree of display calibration, for casting on gearbox cover or after the transformation direction of plate shell shown above, and all need to face toward the ground, as shown in bold, scale line should brush some phosphors. B, dial needle can use the material of stainless steel plate, the premise is to be able to manage a better situation, or you need to use the paint of steel plate, aluminum skin can be used to make. C, dial needle display striking, stable fixation, when opening and closing after adjustment accurately, requires a lock with rivets.
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