LK-3 power controller

LK respectively under the "Remote" or "local" state operation, after each power are in the "Remote" state, "in situ" state operation keys do not work, if need be "in situ" operations , the need to open the cover on the lower part of the panel, click the "local" button, the "Remote" state to the "local" state and the "distant"; the green-light status indicator lamp goes out, "in situ "Red light emitting lamp status indications, in the distance the control room," remote "operation indicator go off, remote operation of" open, close, stop "button does not work, can only operate on the operator panel" on, off, stop "button. When "local" or "remote" operation, indicator light pipe and remote operation panel on the control panel display while highlighting the valve switch position or work status. In the process of opening the valve, the red light flash, the green light in the process of closing the valve, the green light flashes, the red light when the valve is in the "fully open" position, the red light, green light off when the valve is in the "full off" position, the green light , red light off "in situ" After the operation, should be at the "Remote" button to switch to the "Remote" operation state, and the panel is covered, to prevent misuse.