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We perform all of our own calibration work. We can answer any technical question about our procedures and standards.
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Calibration Services

 


Global Sensors has a complete range of services for calibration and certification of any instrument we sell.  Instruments are tested for temperature and/or humidity performance against known "traceable" standards.  When possible, we will make adjustments to bring an instrument into conformance with standards and we always use instrumentation that is independently certified by an outside testing authority.

Global Sensors can also re-certify instruments from other manufacturers and will provide testing and documentation in accordance with N.I.S.T. procedures.


Calibrating Loggers
Included in this process is a visual inspection of the unit to ensure that there is no physical damage to the unit, certification with precise temperature or temperature and humidity measuring equipment, testing in accordance with N.I.S.T., ASTM and ANSI procedures, and a certification report that outlines the pertinent results of the certification effort.  


Calibrating Digital Thermometers
Global Sensors can provide certification for any type of digital probe.  The instruments are tested in our lab in precision water baths and calibrated using N.I.S.T. certified thermometers.  Our certification report will provide offset values that will pinpoint the true accuracy of the instrument.  


Calibrating IR Thermometers
Global Sensors issues a three-point calibration based on readings taken from target surfaces with precisely controlled temperatures. This procedure is based on N.I.S.T. traceable sources which is important for compliance with many regulatory agencies, such as the Food and Drug Administration, ISO 9000, etc.  


What is NIST Certification?
Certain Global Sensors products are provided with a Traceable Calibration Certification that indicates that the product is traceable to standards provided by the National Institute of Standards and Technology (NIST), a US Government agency within the Commerce Department.  

A Traceable Certificate includes all of the information to meet today's stringent accreditation demands, government specifications, and ISO 9000 requirements.  This information includes serial number, certificate number, model number, calibration test equipment, equipment serial number, equipment calibration due date, unit accuracy, uncertainty, unit test conditions, test points, individual unit's specific test date, unit's next calibration due date, tester's name and signature.
 


 
How Often Should Instruments be Calibrated/Certified?

Frequency of usage, product type, corporate accuracy protocols and regulatory agency requirements are just a sampling of the many factors that influence the decision on calibration frequency.  Although each user should set their own protocol, as a general rule, our experience is that an annual certification will satisfy most agencies and procedural policies.