Valve Actuator with IP68 Protection Degree, Standard Drive Interface and Self Diagnosis FunctionKey Specifications/Special Features: 1. Non-intrusive designNon-intrusive debugging2. Double sealed structure3. Torque protection4. Valve location limit protection5. Power phase lose protection6. Electronic gate latching protection7. Motor over temperature protection8. Input and output channels with photo electricity insulation9. Detect valve position by hoare switches10. Automatically phase order adjustment11. Display valve position real time by LCD12. Self diagnosis function13. Manipulation by hand-wheel14. Explosion-proof structure with Exd II CT415. Protection degree: IP6816. Low inertia and high torque motor with F degree17. Worm and turbine operates in an oil bath18. Standard drive interface19. Non-thrust bearing configuration20. Accept voltage, current and pulse signalsCan perfect for AUMA, ROTORK, SIPOS, BERNARD actuators.