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- Warranty: 365 days
- Quality: Original module
- Condition: New
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Rexroth D791Z140B S16JXQOFVSB0 Servo Valve
Product Description
D791Z140B S16JXQOFVSB0 is a high-performance electro-hydraulic servo valve manufactured by Bosch Rexroth. It belongs to the D791 series, which adopts nozzle-flapper structure and integrated position feedback. This servo valve converts analog electrical control signals into precise hydraulic flow output, featuring fast response, high repeatability and excellent anti-interference capability, widely used in high-precision closed-loop hydraulic control systems.

Product Functions
- Convert electrical command signal into proportional hydraulic flow for actuator control
- Integrate LVDT position feedback to realize closed-loop spool position control
- Support high dynamic response for rapid positioning and force regulation
- Built-in filtering and vibration-resistant design to adapt harsh industrial environments
- Realize precise speed, position and pressure control of hydraulic cylinders or motors
- Onboard signal monitoring for fault diagnosis and status check
Applications
- Turbine governor and steam valve hydraulic actuator control
- Heavy-duty industrial test benches and material fatigue testing machines
- Metallurgical rolling mill hydraulic gap and tension control systems
- Oil & gas turbomachinery electro-hydraulic governing systems
- Aerospace simulation and high-precision motion control equipment
FAQ
Q: What type is Rexroth D791Z140B?
A: It is a two-stage nozzle-flapper type servo valve with built-in spool LVDT feedback.
Q: What signal does it accept?
A: It accepts standard analog command signal, matched with dedicated servo amplifier for drive control.
Q: What maintenance requirements does this servo valve have?
A: It requires clean hydraulic oil with high filtration precision, regular oil inspection and periodic calibration to guarantee control accuracy.



