Blacoh Industries SENTINEL™ Diaphragm Seals

PRODUCT DESCRIPTION

SENTINEL Diaphragm Seals, also known as gauge guards or gauge isolators, safeguard your process system instrumentation from damage caused by corrosive fluids, freezing, and slurries. These seals effectively isolate and protect inline instrumentation by employing a chemically resistant diaphragm, ensuring accurate pressure readings and extended equipment life.

Proudly made in the USA, SENTINEL Diaphragm Seals are easily installed and available in various chemically resistant materials suitable for pressure and vacuum conditions. With a variety of gauge options and the ability to accommodate custom fills and factory-installed instrumentation, these seals provide a reliable solution for maintaining the accuracy and reliability of your pressure instrumentation.

FEATURES AND BENEFITS

• Protects gauges and system instrumentation from process fluid contamination and corrosion
• Accurately transfers process pressure without direct contact with process fluids
• Prevents erratic surges and clogging due to solids in process fluids
• Protects gauges from freezing and slurries
• Ensures accuracy and reliability of pressure instrumentation when working with corrosive or solids-laden fluids
• Reduces costs by replacing expensive gauges with low-cost utility gauges
• Unconditional lifetime guarantee on housing

APPLICATIONS

• Chemical processing
• Wastewater treatment
• Oil and gas
• Food and beverage
• Pharmaceutical manufacturing
• Pulp and paper

PERFORMANCE

• Housing Materials: CPVC, Polypropylene, PVC, PVDF, Alloy 20, Stainless Steel
• Bladder Materials: EPDM, PTFE, Viton
• Inlet Sizes: 0.25" (8mm), 0.5" (15mm), 0.75" (20mm) 
• Inlet Types: FNPT, BSP, ANSI Flange, Socket Weld, Tri-clamp, Union
• Max Pressure: 200 psi (13.7 bar), PVDF 250 psi (17.2 bar), METAL 1000 psi (68.9 bar)