| Stainless Steel Internals
| Brass Internals
|
Dial | 4” (100mm) white aluminum with black and red markings | 4” (100mm) white aluminum with black and red markings |
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Case | PBT Polyutylene terephthalate - colour coded | PBT Polyutylene terephthalate - colour coded |
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Lens | Polycarbonate | Polycarbonate |
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Ring | PBT Polyutylene terephthalate - colour coded | PBT Polyutylene terephthalate - colour coded |
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Socket | 316L SS | OT 58 brass |
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Connection | 1/4” NPT or 1/2” NPT standard | 1/4” NPT or 1/2” NPT standard |
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Bourdon Tube | 316L SS, drawn seamless | Phosphor bronze |
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Movement | 304 SS | Gears are OT 59 brass, plates are AISI 304 SS |
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Pointer | Aluminum, anodized black | Aluminum, anodized black |
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Welding | TIG, silver alloy | Tin/copper alloy for pressures below 600 psi (4,147 kPa). Silver alloy for pressures 600 psi (4.147 kPa) and above |
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Over-Pressure Limit | 30% for pressures up to 600 psi (4,147 kPa) 15% for pressures over 600 psi (4,147 kPa) | 25% for pressures up to 1,400 psi (9,653 kPa) 15% for pressures over 1,400 psi (9,653 kPa) |
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Gasket Material | EPDM | Silicone rubber for socket, EPDM for lens, filling plug and blow-out vent |
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Working Pressure | Maximum 75% of full scale value | Maximum 75% of full scale value |
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Ambient/Process Temperature | Dry: -40°F to 200°F (-40°C to 93°C) Glycerin Filled: -40°F to 150°F (-40°C to 65°C) | Dry: -40°F to 200°F (-40°C to 93°C) Glycerin Filled: -40°F to 150°F (-40°C to 65°C) |
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Accuracy | ±1% ANSI/ASME Grade 1A | ±1% ANSI/ASME Grade 1A |
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Enclosure Rating | IP65 per UEC 529, UNI 8896 | IP65 per UEC 529, UNI 8896 |