Pressure Gauge Reference Materials

• Gauge Pressure & Vacuum Conversions
• Conversions For Hydraulic RAM Capacity
• Fill Fluid Temperature Table
• Process Conditions That Affect Pressure Gauge Accuracy & Performance
• Gauge Configurations for High Temperature Applications

Electronic Products Reference Materials

• Hazardous Location Classifications (NEC)
• Hazardous Location Pressure Transmitter Protection Types
• IP Environmental Protection Codes
• Measuring the Pressure of High Temperature Media
• The Minimum Power Supply Voltage Required for a 2 Wire 4 mA to 20 mA Loop
• Transmitter Pressure Sensing Technology
• Accuracy Specifications
• Thermal Performance of NOSHOK Pressure Transducers
• Why Is NOSHOK The Best?

Temperature Measurement Reference Materials

• Standard Temperature Ranges / Figure Intervals
• Thermowells
  • Pressure Rating vs Temperature
  • Maximum Fluid Velocity vs Insertion Length
• Temperature Conversions
• RTD Temperature vs Resistance Table (Alpha +0.00385)
• Wiring Diagrams
• Thermometer Tolerance Classes per EN 60751
• RTD Standards

Force Measurement Reference Materials

• Pressure Measuring Instrument Specifications
• Hydraulic Load Cell Overview
• Information Required for Level Measurement
• Definitions
• Force Units Cross Reference Chart

Needle & Manifold Valves Reference Materials

• Tips for Selecting the Best NOSHOK Valve for Your Application
• Needle Valves Pressure vs. Temperature: FKM O-Ring with Compatible Fluid
• Needle Valves Pressure vs. Temperature: Packing Style with Compatible Fluid

Links & Resources

• Standards

  	3-A Sanitary Standards	http://www.3-a.org
  	American Gas Association	http://www.aga.org
  	American National Standards Institute (ANSI)	http://www.ansi.org
  	Energy API	http://api-ec.api.org
  	American Society of Mechanical Engineers (ASME)	http://www.asme.org
  	American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE)	http://www.ashrae.org
  	ASTM International Standards	http://www.astm.org
  	Compressed Gas Association	http://www.cganet.com
  	CSA International A leading provider of product testing and certification services.	http://www.csa-international.org
  	Fluid Controls Institute (FCI)	http://www.fluidcontrolsinstitute.org
  	FM Approvals	http://www.fmglobal.com
  	International Electrotechnical Commission (IEC)	http://www.iec.ch
  	International Society of Automation (ISA)	http://www.isa.org
  	Acquisition Streamlining and Standardization Information System (ASSIST)	https://assist.daps.dla.mil/online/start
  	Manufacturers Standardization Society (MSS)	http://www.mss-hq.com
  	NACE International	http://www.nace.org
  	National Fluid Power Association (NFPA)	http://www.nfpa.com
  	National Institute of Standards and Technology (NIST)	http://www.nist.gov/index.html
  	RoHS	http://www.rohs.gov.uk
  	SAE International	http://www.sae.org/servlets/index
  	Underwriters Laboratories Inc.	http://www.ul.com

• Other

  	Engineering.com - Quick Links & Calculators	http://www.engineering.com
  	Mega Converter 2	http://www.megaconverter.com/mega2
  	Cole Parmer Chemical Compatibility Look Up	http://www.coleparmer.com
  	DuPont Chemical Resistance Guide (for choosing elastomers)	http://www.dupontelastomers.com
  	Matweb Material Property Data	http://www.matweb.com
  	NIST Thermophysical Properties of Fluid Systems	http://webbook.nist.gov/chemistry/fluid
  	NIST Search for Species Data by CAS Registry Number	http://webbook.nist.gov/chemistry/cas-ser.html.en-us.en
  	Environment, Safety and Health (at Lawrence Livermore National Laboratory)	http://esh.llnl.gov
  	Unified Engineering Inc. Convert Hardness to Tensile Strength	http://www.unified-eng.com/scitech/hardness/hardness.html
  	Periodic Table of Elements	http://www.ptable.com
  	MSDS Online	http://www.msdsonline.com