Description & Features:

• Liquid filled stainless steel case protects against vibration and pulsation

• Bayonet ring

• Highly accurate

• Back, bottom, or panel mounted

• Under and overload stops

• Ventable plug on 2.5” to 4.5” stainless steel and 4.5” brass bottom mount and 4” stainless steel back mount

• Stainless steel or brass wetted parts

• Restrictor screw standard on dual scale (optional on single scale)

• Dry case available

• ASME B40.100 compliant (EN837-1 available)

• CRN registered

• 5 year warranty

Specifications Stainless Steel Internals Brass Internals
Dial 2.5” (63mm), 4” (100mm), 4.5” (115mm), 6” (150mm) white aluminum with black and red markings 4” (100mm), 4.5” (115mm) white aluminum with black and red markings
Case AISI 304 SS AISI 304 SS
Lens   Polycarbonate, High pressure BSP(G) and HP: Tempered safety glass Polycarbonate
Ring AISI 304 SS AISI 304 SS
Socket   316L SS, 2.5” (63mm) to 4.5” (115mm): Welded one-piece socket OT 58 brass
Connection   11/4” NPT or 1/2” NPT standard, High Pressure: 1/2” BSP(G) or 9/16” autoclave or 1/4” autoclave with 9/16” gland/collar   1/4” NPT or 1/2” NPT standard (other thread types are available)
Bourdon Tube 316L SS, drawn seamless Phosphor bronze
Movement 304 SS (under and overload stops 4” to 6”) OT 59 brass (under and overload stops 4”)
Pointer   2.5” (63mm): Aluminum, anodized black, 4” (100mm), 4.5” (115mm), 6” (150mm): Aluminum, anodized black, micrometer adjustable 4” (100mm), 4.5” (115mm): Aluminum, anodized black
Welding Laser welded socket to case Silver alloy
Fill Liquid Glycerin Glycerin
Over-pressure Limit 25% for pressures up to 1,450 psi (100 bar), 15% for pressures over 1,450 psi (100 bar) 25% for pressures up to 1,450 psi (100 bar), 15% for pressures over 1,450 psi (100 bar)
Socket Gasket   2.5” (63mm), 4” (100mm), 4.5” (115mm): Welded (no gasket) 6” (150mm): Buna N for one-piece external socket seal, (silicone rubber option) 4” (100mm), 4.5” (115mm): Buna N for two-piece internal socket seal
Fill Plug Buna N (silicone rubber option) Buna N (silicone rubber option)
Lens Ring Gasket Buna N (silicone rubber option) Buna N (silicone rubber option)
Working Pressure Maximum 75% of full scale value Maximum 75% of full scale value
Ambient Temperature   Dry: -40°F to 250°F (-40°C to 120°C) Glycerin Filled: -4°F to 150°F (-20°C to 65°C) Dry: -40°F to 200°F (-40°C to 93°C) Glycerin Filled: -4°F to 150°F (-20°C to 65°C)
Process Temperature -40°F to 250°F (-40°C to 120°C) -40°F to 200°F (-40°C to 93°C)
Accuracy 2.5” (63mm): ±1.5% of full scale value 4”(100mm), 4.5”(115mm), 6”(150mm): ±1% ANSI/ ASME Grade 1A 4” (100mm), 4.5” (115mm): ±1% ANSI/ASME Grade 1A
Enclosure Rating NEMA 4X/IP66, EN60529-1 (IEC529-1) NEMA 4X/IP66, EN60529-1 (IEC529-1)
Winters PFP Premium Filled

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