PG800
PG800 high-purity pressure gauge designed for semiconductor
Product Description
The PG800 is a high-purity pressure gauge designed for semiconductor, photovoltaic, and specialty gas applications. Featuring a full 316L welded metal construction, it offers accuracy up to 1.0 class and pressure range up to 40 MPa (6000 psi). Manufactured in Class 100 cleanrooms, vacuum-packed, and 100% cleaned to meet SEMI standards. Optional switch signals with single or double electrical contacts are available.
Product Description
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Testing100% HeliumLeak Testing
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PackagingVacuum Packaging in Class 100Cleanroom
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TreatmentProcess connection Ra ≤ 0.4um. EP level:Ra ≤ 0.25µm
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CleanlinessOil sludge residuebelow 150mg/㎡ EP grade below 50mg/㎡
Technical Specifications
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Dial Diameter1½"(40mm)、2"(50mm)、63mm
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Measuring Range'-0.1~0 to -0.1~0.9 MPa / 0~0.1 to 0~40 MPa (0~15 to 0~6000 psi)
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Accuracy Class"NS 1½"": Class B, per ASME B40.1 NS 2"": Class A, per ASME B40.1"
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Temperature PerformanceBased on reference temperature +20°C; maximum indication error ±0.4% of full scale per 10K variation
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Sensing Element"Stainless Steel 316L <10MPa: C-Type; >10MPa: Spiral Type Tightness: Leakage Rate ≤1×10⁻¹⁰ Pa·m³/s Test Method: Helium Mass Spectrometry"
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Process Connection"Material: Stainless Steel 316L Bottom (Radial, LM) or Back (Axial, CBM) Mounting Compression seal fitting, with nut (female thread), with external nut or 9/16-18UNF male thread, 1/4 NPT female thread"
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Protection GradeIP54 per EN 60529 /IEC 529
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Instrument MovementStainless Steel
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PointerBlack Aluminum
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DialTwo-color or three-color, dual or triple scale, pointer stop pin Oil-free marking, for oxygen service
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CaseStainless Steel 304 / 316, Electrolytic Polished
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Cleanliness ClassAccording to SEMI Standard (Special Conditions)
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Instrument GlassSafety Glass; NS 1½":Snap-in;NS 2":Screw on( twist-lock)
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Special DesignOptional electric contact switch; alternative process connections available; surface roughness of pressure fitting Ra ≤ 0.25 μm; pressure ranges up to 40 MPa with 1/4 NPT connection.
Configuration
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