FIELD: remote and local control of pneumatic drives.
SUBSTANCE: device has explosion-protected chamber, electromagnets, magnet-controlled end switches, and pneumatic valves. Inputs of the valves are connected with working matter source under pressure. Outputs of the device are connected with output valves of the device through working medium discharge regulators. Electromagnets are mechanically connected with pneumatic valves to provide free motion and permanent magnets are connected with input shaft of the device. Electro-pneumatic control device has pneumatic valves local control lever mechanical blocking units and drive motive moment reverse electronic device.
EFFECT: improved reliability.
9 cl, 3 dwg
