linear bearings

The points for attention during the operation of electric valve

by:AIRWOLF     2020-05-19
The points for attention during the operation of electric valve 1, startup, confirm the clutch handle in the corresponding position. 2, if it is in the control room control of electric valve, beat switch REMOTE location, and then through the SCADA system control the switch of electric valve. 3, if the manual control, the switch position in LOCAL, on-site operation switch of electric valve, electric valve in place or close in place when it will stop working automatically, the operation switch to intermediate position. 4, using field operating valve, should monitor the valve opening and closing instructions and running status of the valve stem, valve opening and closing degree to meet the requirements. 5, using site operation fully close the valve, the valve closed in place before, should stop electric valve, switch to micro valve in position. 6, to stroke and torque controller after setting of the valve, to fully open or close the valve, the monitoring should be paid attention to the control of the stroke, such as valve switch to the position without stop, to manual emergency stop. 7, in the process of opening and closing valves, error is found in the signal lamp instructions, valves have abnormal sound, should stop check in time.
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