Winters Instruments PFQ731LF Pfq Stainless Steel Liquid Filled Pressure Gauge / Pfq-Lf Lead Free Ss Liquid Filled Pressure Gauge – One-stop shop for professional tools and equipment.

Description

Product Description

Winters Instruments – PFQ731LF

Features

• Pulsation resistant, liquid filled stainless steel case
• Glycerin filled standard
• Brass, lead free brass or stainless steel internals
• Restricted orifice standard on dual scale
• Ventable plug on 2.5″ (63mm) and 4″ (100mm) bottom mount (excluding SAE connection)
• Crimp-On bezel
• Single (psi) or dual scale (psi/kPa)/(psi/bar) available
• Optional U-Clamps and front flanges
• Dry case available
• ASME B40.100 compliant
• RoHS compliant (SS internals only)
• CRN registered
• Lead free version NSF-61-372 certified
• 5 year warranty

Applications

Ideal for pumps, compressors, hydraulic presses, machinery, pneumatic equipment and motors in harsh environments

Additional Information

Dial1.5″ (40mm), 2″ (50mm), 2.5″ (63mm), 4″ (100mm), white aluminum with black and red markings

CaseAISI 304 SS

LensPolycarbonate

RingAISI 304 SS, Crimp-On

SocketPFQ: OT 58 brass with restricted orifice (dual scale only) or AISI 316 SS with restrictor screw (dual scale only), PFQ-LF: Lead free brass with restricted orifice (dual scale only), NSF-61-372 certified

Connection1/8”, 1/4” or 1/2” NPT standard with restricted orifice

Fill LiquidGlycerin

Bourdon Tube1.5” (40mm), 2″ (50mm): Phosphor bronze C or coil shaped for brass socket SS C or coil shaped for 316 SS socket, 2.5” (63mm), 4” (100mm): Phosphor bronze C or coil shaped, AISI 316 SS C or coil shaped for 316 SS socket

MovementPFQ: OT 59 brass or SS, PFQ-LF: Lead free brass, NSF-61-372 certified

PointerAluminum, anodized black

WeldingBrass: Silver alloy, 316SS: TIG

Over-pressure Limit25% for pressures up to 1,450 psi (9,998 kPa), 15% for pressures over 1,450 psi (9,998 kPa)

Socket Material Buna N for two-piece internal socket seal

Fill PlugBuna N

Lens Ring GasketSilicone rubber

Working PressureMaximum 75% of full scale value

Ambient/Process TemperatureDry: -40°F to 200°F (-40°C to 93°C), Glycerin Filled: -4°F to 150°F (-20°C to 65°C)

Accuracy1.5” (40mm), 2″ (50mm): ±2.5% of full scale, 2.5” (63mm), 4” (100mm): ±1.5% of full scale value

Enclosure RatingIP65

Warning (brass and lead free brass internals only)Warning: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.