Double Acting Type Pneumatic Valve Positioner Model VPR

Azbil VPR Series Double-Acting Pneumatic Valve Positioner – Precise and Robust Flow Control

The Azbil VPR Series Double-Acting Pneumatic Valve Positioner is a high-performance, force-balance type positioner designed for reliable and accurate control of double-acting pneumatic actuators. It serves as the critical link between your control system and the valve, translating a standard input signal into precise pneumatic pressure to position control valves quickly and correctly. Built with durability and ease of maintenance in mind, its simple and robust construction ensures stable operation even in demanding industrial environments, making it an ideal choice for applications in chemical processing, power generation, and other critical industries.

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Key Features & Benefits

  • High Reliability for Demanding Conditions: Constructed with corrosion-resistant materials and a sturdy design, this positioner is built to perform reliably in harsh and challenging operational environments. It offers excellent vibration resistance for consistent performance.

  • Easy Setup and Flexibility: The unit allows for straightforward calibration and maintenance. Its design facilitates easy reversal of actuator action and split-range control without the need for part replacement, offering great flexibility for various control schemes.

  • Wide Operational Range: It supports a broad range of supply air pressures, providing versatility for different system requirements. The positioner can be installed independently of the actuator’s mounting orientation (direct or reverse acting).

  • Precise Control: Utilizes a force-balance servo mechanism to ensure the valve’s opening is accurately and rapidly positioned according to the control signal, improving overall valve response and characteristics.

Technical Specifications

The following table outlines the general specifications for Azbil’s double-acting pneumatic valve positioner series. Note: Specific parameters for the VPR_ _ model may vary.

 
 
AttributeSpecification
Model SeriesAzbil Double-Acting Pneumatic Valve Positioner (Representative model: VPP02/03)
Actuator TypeDouble-Acting
Input Signal20-100 kPa (0.2-1.0 kgf/cm²); Split ranges available (e.g., 20-60 kPa / 60-100 kPa)
Supply Air Pressure200 to 690 kPa (Approx. 2.0 to 6.9 bar)
Air ConsumptionApprox. 20 Nl/min (at 490 kPa supply)
Max. Air Flow Capacity250 Nl/min (at 490 kPa supply)
Output CharacteristicsLinear, Equal Percentage, Quick Opening
Travel Range14 to 100 mm
AccuracyBetter than ±1.0% of full scale
Dead BandLess than 0.2% of full scale
Ambient Temperature Range-30°C to +80°C
Air ConnectionRc1/4
Housing MaterialAluminum Alloy
WeightApprox. 3.5 kg

Typical Applications
This robust positioner is suitable for precise flow, pressure, level, and temperature control across a wide range of industries, including:

  • Chemical and Petrochemical Plants

  • Power Generation Facilities

  • Oil & Gas Refining

  • Water and Wastewater Treatment

  • Pharmaceutical and Food & Beverage Processing

Why Choose Azbil?
Azbil (formerly Yamatake) brings decades of expertise in automation and control. The VPR series positioner embodies a commitment to reliability, precision, and ease of use, helping to maximize your plant’s operational efficiency and reduce long-term maintenance costs.

Important Note: The specifications provided above are based on the generic features and technical data of Azbil’s established double-acting pneumatic positioner line (e.g., VPP02/03 models). For the most accurate and detailed specifications, manuals, or configuration options for the specific VPR_ _ model you require, please contact us directly.

If you have any questions about the specifications, need assistance selecting the right model, or require a quotation, please do not hesitate to contact the Kateteco sales team.

 
 

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KateTeco (Tianjin) Technology Co., Ltd. serves as an outstanding partner in the field of industrial fluid automation, specializing in the introduction and integration of high-end valves and instruments. We are committed to providing customers with safe, reliable, and intelligent system solutions. By leveraging global leading product resources and supported by systematic professional training and on-site technical assistance from Emerson’s experienced engineers, we ensure that customers can respond promptly and accurately to technical challenges.

With full lifecycle services covering installation, commissioning, operation, maintenance, and replacement, we deliver a true one-stop service system. This allows our customers to enjoy seamless, efficient, and high-quality assurance, supporting enterprises in achieving stable operation and continuous upgrades.

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✅ Is it 100% genuine? —— We guarantee: All products are official and come with an 18-month warranty.
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If any of the above points are crucial to you, please contact us immediately!
WhatsApp/Wechat: +86 18892208813
Email: 18892208813@163.com 
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Andy Li

Sales Manager

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Sales Specialist in Valves, Imported Control Valves & Brand-Name Positioners.

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