For the actuators with pneumatic diaphragms or air cylinders the matching flame-proof type electric-gas valve positioner shall be provided together with the valve.
执行机构采用气动薄膜或气缸执行机构的，随阀提供配套隔爆型电？气阀门定位器。
Air inlet throttle valve with pneumatic actuator and positioner.
空气进气节流调节阀：带有气动定位和执行机构。
Air bypass valve with pneumatic actuator and positioner.
带有气动定位和执行机构。
The auto-transmit mechanism, auto-air jig, positioner of the produce line could work stably. The product line satisfied the welding technical requirement of manufac…
所配套的工件自动传输机构、自动工件装夹定位机构及工件自动翻转机构，稳定可靠，最大限度地满足了端墙焊接生产的技术要求。
E/P Positioner, P/P Positioner, Air-set, Booster relay, Air-valve, Limit switch, Solenoid valve, Lock-valve, Speed controller, Position transmitter, etc.
定位器、P/P定位器、空气过滤减压阀、气动加速器、气控阀、限位开关、电磁阀、闭锁阀、速度控制器、阀位传送器等。
E/P Positioner, P/P Positioner, Air-set, Booster relay, Air-valve, Limit switch, Solenoid valve, Lock-valve, Speed controller, Position transmitter, etc.
定位器、P/P定位器、空气过滤减压阀、气动加速器、气控阀、限位开关、电磁阀、闭锁阀、速度控制器、阀位传送器等。
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