GESTRA SP500 Smart Positioner

Electropneumatic Valve Control

GESTRA SP500 Smart Positioner | Electropneumatic Valve Control

The SP500 smart valve positioner is a loop powered device that is able to drive linear and quarter turn pneumatic valves. A 4-20 mA input signal determines the valve set point.

Precise control is maintained through valve position feedback that automatically varies the pneumatic output pressure to overcome the effects of stem friction and flow forces to maintain desired valve position. Indication of valve position is provided through a continuous digital display of % travel. Valve position feedback is retrieved by means of a non contact technology based on Hall effect. The pneumatics are based on piezovalve technology – Therefore, high resolution, high reliability, vibration insensitivity and extremely low air consumption is guaranteed at steady state

The SP500 includes many smart functions that can be fully programmed through menu driven software using an integral keypad and LCD alphanumeric data. Valve commissioning is simplified through an autostroke routine and LCD data of programming status, software travel switch status, mA input signal and valve diagnostics data. Moreover, the absence of mechanical linkages between the valve stem and the positioner, drastically simplifies and reduces the time required for the mounting procedure. The SP500 is supplied with a NAMUR standard mounting kit for attachment to yoke or pillar mounted actuators. For quarter turn valves, a mounting kit compliant to VDI/VDE 3845 is supplied.

The SP500 smart valve positioner supports optional expansion to include the HART® communication protocol, enabling complete configuration using a PC or handheld device

The SP500 smart positioner must be provided with a high quality air supply. A GESTRA MPC2 filter regulator with coalescing filter or equivalent must be used. A fixing kit is available to mount the MPC2 filter regulator onto the actuator.

For further product data see the MPC2 Technical Information sheet.

The SP500 can be used with the following pneumatic actuators:

  • PN1000 and PN2000 series
  • PNS3000 and PNS4000 series
  • PN9000 series

 

  • Gauge block
    Complete manifold block with two pressure gauges (supply pressure and pressure to the actuator.
  • Retransmission and switch board
    4 – 20 mA valve position retransmission and 2 adjustable software switches.
  • Power supply board
    Allows 4 wire configuration:
    2 for 4 – 20 mA input signal and 2 for independent 24 V power supply reducing positioner impedance to 50 Ω.
  • HART ® board
    Enables communication using the HART ® protocol.
Part Material Finish
Case and cover Die cast aluminium Anti-corrosive paint to RAL5010
Magnet bracket Die cast aluminium
Parameter Spesifikasi Data Teknis
Input signal range 4 – 20 mA nominal
Minimum input signal 3.4 mA
Air supply pressure 1.4 – 7.0 bar (5-10 psi above spring range pressure)
Communication protocol HART communication protocol superimposed over dc current signal
Air quality Air supply must be dry, oil and dust free to ISO 8573-1 class 2:3:1
Output pressure 0 to 100% supply pressure
Stroke range Linear valves 10 mm to 100 mm
Quarter turn valves 5° to 120°
Action Single action/fail vent
Operating temperature -10 °C to +80 °C
Maximum air flow 4.2 normal m³/h at 1.4 bar g
8.5 normal m³/h at 6.0 bar g
Steady state air consumption Less than 0.016 normal m³/h
Air connections Screwed ¼” NPT
Cable gland M20
Electrical connections Spring clamp terminals for 0.2 to 1.5 mm² wire
Enclosure rating IP65
Characteristics Linear, Equal % (ratio 1:50) or Fast opening (ratio 50:1)
Resolution (maximum) 0.1% F.S (Full Scale)
Tolerance ±0.5% F.S. (Full Scale)
4 – 20 mA retransmit (optional) 4 – 20 mA retransmission of valve position
Software travel switches (optional) Two software configured travel switches 1 x normally closed
1 x normally open
Shipping weight 2.2 kg

GESTRA SP500 Smart Positioner

Electropneumatic Valve Control

GESTRA: The Ultimate Solution for Industrial Steam & Fluid Control Systems

Advanced Electropneumatic Smart Positioner for Precision Control Valves

The GESTRA SP500 Electropneumatic Smart Positioner is a high-performance, intelligent valve positioner designed to deliver precise, stable, and reliable control of pneumatic control valves. Engineered for modern industrial automation systems, the SP500 ensures accurate valve positioning, fast response times, and optimal process control across a wide range of applications.

With its smart diagnostics and robust industrial design, the GESTRA SP500 smart positioner is the ideal solution for improving efficiency, safety, and reliability in critical process control environments.

GESTRA is a globally recognized leader in valve and control system technology. The SP500 electropneumatic positioner combines advanced control algorithms with proven pneumatic actuation to meet the highest industrial standards.

Key Advantages:

  • High-precision valve positioning
  • Fast response and stable control performance
  • Smart diagnostics and monitoring functions
  • Reliable operation in harsh industrial environments
  • Reduced air consumption and operating costs

The GESTRA SP500 smart valve positioner is designed to support modern process automation requirements:

  • Electropneumatic control for pneumatic actuators
  • High positioning accuracy and repeatability
  • Automatic calibration and self-adjustment
  • Diagnostic functions for predictive maintenance
  • Robust housing for industrial use

These features help optimize valve performance and extend the service life of both the actuator and control valve.

The GESTRA SP500 electropneumatic smart positioner is compatible with a wide range of pneumatic control valves and actuators, making it suitable for both new installations and retrofit projects.

Typical Applications:

  • Steam and condensate control systems
  • Chemical and petrochemical plants
  • Oil and gas processing facilities
  • Power generation and energy systems
  • Industrial process automation

By ensuring accurate and stable valve positioning, the GESTRA SP500 smart positioner helps:

  • Reduce process fluctuations
  • Improve product quality
  • Lower energy and compressed air consumption
  • Minimize unplanned downtime

This results in higher operational efficiency and reduced total cost of ownership.

The GESTRA SP500 Electropneumatic Smart Positioner is designed for easy installation and fast commissioning. Its intuitive setup and automatic calibration functions significantly reduce startup time and simplify maintenance.

Choosing an original GESTRA SP500 electropneumatic smart positioner ensures:

  • Genuine GESTRA quality and engineering
  • Full compatibility with industrial control valves
  • Reliable long-term performance
  • Compliance with industrial automation standards
  • Manufacturer-backed support and reliability

If you are looking for a high-precision electropneumatic smart positioner for control valves, the GESTRA SP500 is the perfect solution. Its intelligent control features, robust design, and proven performance make it one of the best smart valve positioners available.

Contact us today for technical consultation, pricing, and availability of GESTRA SP500 Electropneumatic Smart Positioner.

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