HPX28 ASHCROFT | Alldatasheet
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Technical content
HPX Miniature High Purity Pressure Gauge 28 mm Size Data Sheet All specifications are subject to change without notice. All sales subject to standard terms and conditions. Ashcroft® and Trust the Shield® are trademarks of Ashcroft Inc. The following non-Ashcroft trademarks are the property of their respective owners: VCR®. For more information, see Ashcroft Brands & Trademarks ©2022 Ashcroft Inc. 28-hpx_gauge_ds_RevC_09-15-22 ashcroft.com | 1.800.328.8258 | Contact Us
FEATURES
n 304 Stainless steel case n Electropolished 316L SS wetted parts n Male/Female swivel process connections (compatible with VCR®) n Helium leak tested to 1 x 10-8 atm cc/s n Suitable for class 100/ISO Class 5 environments TYPICAL USES n High purity gas delivery systems n Gas sticks n Process gas analyzers n Semiconductor 1 of 2 SPECIFICATIONS Accuracy: ±3.0% of span Dial Size: 28 mm Ranges: Minimum: Vacuum to 30 psi/2 bar Maximum: Vacuum to 150 psi/10 bar Surface Finish: Gland: <0.25 μm Ra Socket: <0.38 μm Ra Diaphragm: <0.5 μm Ra Process Connection: 9⁄16-18UNF (compatible with VCR®) swivel male or female Location: Center back Weight: Appx. 85g WETTED COMPONENTS Diaphragm Gland Process Connection 316L SS 316L SS NON-WETTED COMPONENTS Case Ring Window
304 SS 304 SS Polycarbonate
MIN/MAX TEMPERATURE LIMITS Ambient Process Storage 23 °F to 113 °F (-5 °C to 45 °C) 23 °F to 113 °F (-5 °C to 45 °C) 23 °F to 113 °F (-5 °C to 45 °C) KEY BENEFITS
- Ultra-compact size
- Ideal for high density mounting
- 316L SS Wetted parts for protection against corrosion
- Double-bagged packaging
- Nitrogen purged
HPX Miniature High Purity Pressure Gauge 28 mm Size Data Sheet All specifications are subject to change without notice. All sales subject to standard terms and conditions. Ashcroft® and Trust the Shield® are trademarks of Ashcroft Inc. The following non-Ashcroft trademarks are the property of their respective owners: VCR®. For more information, see Ashcroft Brands & Trademarks ©2022 Ashcroft Inc. 28-hpx_gauge_ds_RevC_09-15-22 ashcroft.com | 1.800.328.8258 | Contact Us 2 of 2 STANDARD RANGES psi bar kPa MPa V/30# N1/2bar N100/200KP NP1/P2MP V/60# N1/4bar N100/400KP NP1/P4MP V/100# N1/7bar N100/700KP NP1/P7MP V/150# N1/10bar N100/1000KP NP1/1MP 9⁄16-18UNF
28 Dia 30 51
9⁄16-18UNF
28 Dia 30 35
DIMENSIONS mm [inches] For reference only, consult Ashcroft for specific dimensional drawings Male Swivel Female Swivel ORDERING CODE Example: 28 H PXG 4SM C V/60# Size 28 - 28 mm (1.125˝) 28 Gauge Family H - High Purity Gauge H Purity Level PXG - Class 100 clean room PXG Connection Size 4SM - Male Swivel 9∕16 - 18 UNF (compatible with 1/4 VCR®) 4SM 4SU - 1/4 Female swivel UJR type (9∕16 -18 UNF female) 4SF - Female Swivel 9∕16 -18 UNF (compatible with 1/4 VCR®) Process Connection Location C - Center back C Range V/60# V/60#