OPV-500H Pneumatic Valve Background
INDUSTRIAL & FACTORY AUTOMATION

OPTA OPV-500H Pneumatic Valve

The OPV-500H is a high-pressure, high-purity pneumatic valve designed for ultra-clean and high-purity fluid handling applications. It features a robust construction with premium materials, ensuring reliable performance and long service life in demanding industrial environments.

Overview

This pneumatic valve is a high-pressure, high-purity valve designed for ultra-clean and high-purity fluid handling applications. It features a robust construction with premium materials, ensuring reliable performance and long service life in demanding industrial environments. It is available in both Normally Open (N.O.) and Normally Closed (N.C.) configurations.

Key Specifications

Model:OPV-500H
Maximum Working Pressure:3000 PSIG
Internal Volume (1/4"):0.84 cc
Internal Volume (1/2"):2.02 cc
CV Value (1/4"):0.3
CV Value (1/2"):0.55
Operating Temperature Range:-20~80°C
Internal Leakage Rate:1×10⁻¹⁰ Pa.m³/s
Actuation Pressure:0.4 – 0.7 MPa
Cycle Life:≥ 20,000 cycles
Configuration:Normally Open (N.O.) / Normally Closed (N.C.)
OPV-500H Pneumatic Valve

Material & Construction

Diaphragm

High-quality imported nickel-cobalt alloy diaphragm for excellent flexibility, corrosion resistance, and fatigue life.

Valve Seat

Imported PCTFE (polychlorotrifluoroethylene) valve seat for tight sealing, low friction, and compatibility with ultra-pure media, with switch life exceeding 20,000 cycles.

Cleaning

Processed with ultrasonic cleaning and deionized water rinsing to meet ultra-high purity application requirements.

Inspection

100% ammonia leak testing to ensure integrity in critical systems.

Application & Compliance

The OPV-500H is designed for high-pressure applications demanding zero contamination and reliable shut-off, with 100% ammonia leak testing to ensure integrity in critical systems.

Typical Use Cases

  • Ultra-high purity gas delivery systems
  • Semiconductor manufacturing processes
  • Specialty chemical processing
  • LNG and cryogenic vacuum systems

Performance

Designed to maintain tight shut-off and consistent performance over extended service life, with ultra-low internal leakage rate (1×10⁻¹⁰ Pa.m³/s) and 100% ammonia leak testing to ensure integrity in critical systems.