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Valves Actuators(AOX)

Function overview and protection function

• Power supply phase sequence automatic phase sequence correction, phase loss protection motor.

• Overheating protection

• Electronic torque protection (torque value can be adjusted)

• Actuator self-check error, internal fault protection

• Instant reversal protection

• Optical isolation 2000V surge protection

• Perfect menu three-level password protection input signal and output signal

• Analog proportional control: 4-20mA, 0-20mA, 0-10V, 1-5V.

• Fieldbus control: profibus-DP and Modbus (single-channel or dual-channel redundant interface can be selected) Hart.

• Relay interface output (programmable monostable passive contact output).

• 4-20mA.0-10V position output signal (analog signal).

• The actuator body outputs a DC24V switch signal (with photoelectric isolation) to the control system, and an external power supply can also be used.

• Switch control switch stop internal switch input with photoelectric isolation

• Two-wire control (according to the working mode of remote two-wire electric operation)

• Emergency "ESD" with photoelectric isolation switch input signal. (Programmable setting)

• Controlled by three-state switch distance.

• Operate remotely and locally. (You can lock the posture with a padlock)

• Maintenance-free for long-term use


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