... Type: Control, Modulating, On-off, Explosion Proof Type, etcSignal of Actuator: 4-20mADC, 1-5VDC, etcMore details can be for you ... . Info:TThe multi-spring diaphragm actuator convert the output pressure of pneumatic control instrument to the ... the location that corresponding with the input signal. Multi-spring actuator, is compact structure and big power. Note: Contact us now ...