Azbil VPP08 High-Pressure Single-Acting Pneumatic Valve Positioner – Durable & Simple Design for Demanding Environments

The Azbil VPP08 is a robust, high-supply-pressure pneumatic valve positioner designed for reliable and precise control of single-acting actuators. Its simple, force-balance servo mechanism ensures accurate and rapid positioning of valve openings based on your controller’s pneumatic signal. Engineered for durability, this positioner is built to perform in low to high supply pressure ranges, making it a versatile and dependable choice for demanding industrial applications.

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Key Features & Benefits

High-Pressure Operation: Specifically designed to handle high supply pressures ranging from 350 to 690 kPa, making it suitable for applications where standard positioners may fail.
Simple & Robust Construction: Features a straightforward mechanical design that is easy to adjust and maintain, ensuring long-term reliability and minimal downtime.
Corrosion-Resistant Build: Components are manufactured from corrosion-resistant materials and housed in an aluminum alloy casing, providing excellent resistance to harsh environmental conditions.
Flexible Flow Characteristic Adjustment: The valve’s flow characteristic (linear, equal percentage, quick opening) can be easily altered by changing the cam, offering adaptability to various process requirements.
Wide Temperature Tolerance: Operates reliably in a broad ambient temperature range from -30°C to +80°C, ensuring stable performance in diverse climates.

Technical Specifications

The following table details the core specifications of the Azbil VPP08 Pneumatic Valve Positioner.

Attribute	Specification
Model	VPP08 (Single-Acting Type)
Input Signal	20 – 98 kPa, 20 – 60 kPa, 60 – 98 kPa (selectable)
Supply Air Pressure	350 – 690 kPa
Travel Range	14 – 100 mm
Ambient Temperature Range	-30°C to +80°C
Flow Characteristics	Linear, Equal Percentage, Quick Opening (via cam change)
Accuracy	Better than ±1.0% of full scale
Dead Band	Less than 0.2% of full scale
Air Consumption	Approx. 20 Nl/min (at 490 kPa supply)
Max. Air Flow Capacity	250 Nl/min (at 490 kPa supply)
Air Connection	Rc1/4
Housing Material	Aluminum Allody
Weight	Approx. 3.5 kg

Typical Applications

The Azbil VPP08 is ideal for precise flow, pressure, and level control in industries where robust and simple pneumatic positioning is required, including:

Chemical and Petrochemical Processing
Oil & Gas Refining and Pipelines
Power Generation Facilities
Water and Wastewater Treatment Plants

Why Choose Azbil?

Azbil (formerly Yamatake) brings decades of expertise in automation and control. The VPP08 positioner embodies a commitment to reliability, simplicity, and durability, helping to maximize your plant’s operational efficiency with minimal maintenance.

For detailed technical datasheets, support with model selection, or specific pricing information, please do not hesitate to contact our sales team.

If you have any questions about the specifications or the suitability of the Azbil VPP08 positioner for your application, please 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.

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