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Instrumentation

P3S 300 SERIES PRESSURE GAUGE

In stock

Heavy-duty, highly accurate gauge with a durable aluminum case. ±0.5% accuracy for precise measurements. Available with brass or stainless steel internals for compatibility with various media.

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Product details

Overview

DESCRIPTION & FEATURES

  • Heavy-duty, highly accurate gauge with a durable aluminum case.
  • ±0.5% accuracy for precise measurements.
  • Available with brass or stainless steel internals for compatibility with various media.
  • Large, easy-to-read dial for clear visibility.
  • StabiliZR®️ dampened movement option available on 4.5″ (115mm) dial size for vibration resistance.
  • ASME B40.100 compliant and CRN registered for industry standards compliance.
  • 5-year warranty for long-term reliability.

Applications

  • Ideal for non-clogging installations.
  • Suitable for air, steam, oil, and fresh water.
  • Commonly used in boilers, control rooms, and chillers.

SPECIFICATIONS

  Stainless Steel Internals Brass Internals
Dial 4.5” (115mm), 6” (150mm), 8.5” (215mm) and 10” (250mm) white aluminum with black and red markings 4.5” (115mm), 6” (150mm), 8.5” (215mm) and 10” (250mm) white aluminum with black and red markings
Case Aluminum painted black Aluminum painted black
Front Flange

4.5” (115mm), 6” (150mm): SS, polished

8.5” (215mm), 10” (250mm): Aluminum painted black

4.5” (115mm), 6” (150mm): SS, polished

8.5” (215mm), 10” (250mm): Aluminum painted black

Back Flange

4.5” (115mm), 6” (150mm): Steel, painted black (optional)

8.5” (215mm), 10” (250mm): Aluminum, painted black

4.5” (115mm), 6” (150mm): Steel, painted black (optional)

8.5” (215mm), 10” (250mm): Aluminum, painted black

Lens

4.5” (115mm), 6” (150mm): Glass

8.5” (200mm), 10” (250mm): Polycarbonate

4.5” (115mm), 6” (150mm): Glass

8.5” (200mm), 10” (250mm): Polycarbonate

Ring

4.5” (115mm), 6” (150mm): SS, polished

8.5” (215mm), 10” (250 mm): Aluminum

4.5” (115mm), 6” (150mm): SS, polished

8.5” (215mm), 10” (250 mm): Aluminum

Socket 316L SS Brass
Connection

1/4” NPT for ranges up to 600 psi (4,137 kPa),

1/2” NPT for ranges over 600 psi (4,137 kPa)

1/4” NPT for ranges up to 600 psi (4,137 kPa),

1/2” NPT for ranges over 600 psi (4,137 kPa)

Bourdon Tube 316L SS

Phosphor bronze for ranges up to 600 psi (4,137 kPa),

316L SS for ranges over 600 psi (4,137 kPa)

Movement 304 SS Brass
Pointer Aluminum, anodized black, micrometer adjustable Aluminum, anodized black, micrometer adjustable
Welding 316L SS TIG Argonarc

Tin/copper alloy for ranges up to 600 psi (4,137 kPa)

Silver alloy for ranges over 600 psi (4,137 kPa)

Over-Pressure Limit

30% for pressures up to 600 psi (4,137 kPa),

25% for pressures over 600 psi to 1,400 psi (4,137 kPa to 9,653 kPa),

15% for pressures over 1,400 psi (9,653 kPa)

30% for pressures up to 600 psi (4,137 kPa),

25% for pressures over 600 psi to 1,400 psi (4,137 kPa to 9,653 kPa),

15% for pressures over 1,400 psi (9,653 kPa)

Working Pressure Maximum 75% of full scale value Maximum 75% of full scale value
Ambient/Process Temperature -40°F to 150°F (-40°C to 65°C) -40°F to 150°F (-40°C to 65°C)
Accuracy ±0.5% ANSI/ASME Grade 2A ±0.5% ANSI/ASME Grade 2A
Enclosure Rating IP52 IP52
Warning (brass internals only) N/A 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.

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