Katup Globe Pneumatik DELCO J641W/H untuk Regulasi Presisi Tinggi dan Pemutusan Tekanan Tinggi
The DELCO Pneumatic Globe Valve is a high-performance control valve designed for precise flow regulation and dependable unidirectional shut-off in medium- to high-pressure systems. Actuated by a pneumatic diaphragm or piston, it delivers accurate linear movement for stable modulation. With pressure ratings from PN1.6 to PN6.4 and material options such as stainless steel and fluorine lining, it is well-suited for automated applications requiring fast response and high control accuracy.
Fitur
High Control Accuracy and Fail-Safe Positioning
✅ Precise Flow Regulation: Utilizing a conical or flat seal valve core and linear movement, the pneumatic globe valve is excellent for throttling and modulating fluid flow rates. When equipped with a positioner, it can achieve high-precision control via a 4-20mA signal, with fast response speeds crucial for dynamic automation systems.
✅ High Pressure Capability: Built to handle nominal pressures ranging from PN1.6 up to PN6.4 (1.6 MPato 6.4 MPa), the design is inherently suited for high-differential pressure services where tight shutoff and reliable performance under stress are required.
✅ Fail-Safe Automatic Reset: The pneumatic actuator is typically equipped with a compressed spring. Upon loss of air source or power, the spring drives the valve core to automatically reset to a predetermined safe position (Terbuka Penuh atau Tertutup Penuh), menjamin keselamatan sistem.
✅ Versatile Material and Corrosion Resistance: Standard body materials include Stainless Steel (304, 316) dan WCB, offering strength and resistance to general industrial fluids. Fluorine-lined options are also available for applications involving strong acids and alkalis.
✅ Straight-Through and Angle Body Options: The valve body is commonly available in Straight-Through or Angle patterns. Note that the S-shaped flow channel design, while effective, results in relatively higher flow resistance compared to ball or gate valves.
Parameter
Aplikasi Industri
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Pengolahan Air
Dosis kimia (klorin, Pengatur pH), sistem filtrasi -
pengolahan kimia
Transfer asam/alkali, garis pencampuran pelarut -
Sistem HVAC
Kontrol air dingin, unit pemulihan panas -
Budidaya Perairan
Pengalihan aliran air laut, suntikan ozon -
Pabrik Pelapisan
Manajemen elektrolit, netralisasi limbah
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