
• Direct Drive Pressure Gauges
Perma-Cal® Industries has been a leader in quality and design of Direct Drive Pressure Gauges for over 35 years. Reliable in the most rugged environments, Perma-Cal® gauges are designed to withstand hostile applications, including intense vibration and overpressure. For this reason, Perma-Cal® gauges are well suited for the Industrial, Energy & Power, Aerospace, Petrochemical and Commercial Diving Industries.

Extreme Impact Test - Perma-Cal Pressure Gauges

TEST GAUGES
Accuracy: ±.25% F.S.(Grade 3A)*
Test gauges feature a knife-edged pointer for precision readings and include calibration certificates.

Typical Applications
• Industrial applications
• Energy & power plants
• Pump applications
• High-Temp media pumps
• Steam pipes
• Oil pipelines
• Petrochemical plants
• Refineries
• Asphalt equipment
• Manufacturing facilities
• Factories, and more…
Range Availability
• 15psi to 15,000psi (or equivalent)
• Range Types
- Single Scale
- Dual Scale
- Vacuum and Compound
• Range Units
- psi
- bar
- kPa
- MPa
- kg/cm²
PROCESS GAUGES
Accuracy: ±.5% F.S.(Grade 2A)
OR
±.5% Mid-Scale/±1% F.S.*
Process gauges feature bold lettering and an easy read pointer.

Product Line Specifications
• Direct Drive Design (helically-wound Bourdon tube)
• No liquid fill (internally dampened)
• Solid front case
• Case Material:
- ABS (acrylonitrile butadiene styrene)
- Metal Cases: Stainless Steel or Aluminum
- Glass-Filled Nylon: High-Temp Yellow Turret Style
• Metal Case Finish: Powder Coated or Unpainted
• Window Construction: Acrylic or Tempered Glass (increases heat tolerance)
• Media Temperature:
- ABS: -65°F to 250°F
- High-Temp Turret and Metal: -65°F to 600°F
• Ambient Temperature Tolerance:
- ABS: -65°F to 190°F
- High-Temp Turret and Metal: -65°F to 400°F
• Burst Pressure: 500% F.S. pressure or 25,000 psi
• Fitting Material: 316 Stainless Steel
• Wetted Materials:
- Stainless Steel 300-series
- Inconel X-750
- Silver Braze (Nickel Braze if specified)
• Overpressure without calibration shift:
- 50% for gauges ≤5,000 psi or equivalent
- 25% for gauges >5,000 psi or equivalent