Chamber FAQ

Answers about environmental testing and test chambers

• How Chambers Work

  Articles about different aspects of how test chambers work, and why they may be limited.

  • What is an AGREE Chamber?
  • Why is airflow important?
  • De-humidification (or how to lower humidity)
  • What is an expansion valve?
  • High temperature limits of test chambers
  • How humidity control works
  • Methods of Humidity Generation
  • Humidity Measurement: Analog versus Digital
  • How do test chambers get so cold?
  • Special tests: Rain, Dust, & Altitude
  • What is a HAST test?

• Buying and Installing a Chamber

  Articles to understand making a test chamber purchase and planning for installation and use.

  • About air-cooled chambers
  • Purchase considerations for Benchtops
  • Supplying Humidity Water
  • Chamber preventative maintenance overview
  • Moving-in my new chamber
  • Demo of SCP-220 controller
  • SCP-220 touch-screen controller info & demo
  • About water-cooled chambers

• Application Guides

  Articles explaining how to use certain test methods or chamber types.

  • Solar Photovoltaic Testing Chambers
  • Stimulation versus simulation
  • Defining 'thermal shock'
  • More on defining 'thermal shock'
  • Testing standards for Thermal Shock

• Technology Reports

  Our bi-annual reports collect technical articles about testing, test chambers, and ESPEC news.

  • Back Issues of our Technology Report
  • Sign up for email notification of new Technology Reports
  • Link to website with ESPEC Technology Reports

• Telcordia Test Methods

  • Telcordia (Bellcore) Testing Standards
  • GR-49-CORE for outdoor network interface devices
  • GR-63-CORE for network switching systems (NEBS)
  • GR-326-CORE for fiber optic connectors
  • GR-468-CORE for optoelectronic systems
  • GR-487-CORE for enclosures
  • GR-1209-CORE for passive fiber optic components
  • GR-1221-CORE for passive fiber optic component reliability

Latest News

• Expanded sales team
  Thursday, March 04 2010

  Building on a successful 2009, ESPEC North America has added additional sales representatives for the Northwest and Southwest USA.

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• New benchtop humidity model
  Thursday, January 21 2010

  ESPEC North America expands its Criterion benchtop line to include a 4 cu. ft. temp./humidity model.

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• Visit us at the Photovoltaic Technology Show 2010
  Monday, December 21 2009

  ESPEC will be exhibiting at the Photovoltaic Technology Show 2010 in San Francisco!  Contact us for your FREE ticket today!

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• More News