Technical InformationThunder’s Reference ManualsThis is where you can choose which technical manual is needed for your humidity generation, measurement instrument or software that is available for download.Model 1200 Humidity Generation SystemSeries 1200 operation and maintenance manual for the mini two-pressure humidity generator. 1200 Humidity Generator Manual (11.6 MB)   Model 1200 Humidity Generator Specifications (3.2 MB)  Model 2500 Humidity Generation

Events & ShowsHere are some photos of past events Thunder has attended. Stay tuned for future events Thunder will attend to display our brand-new products to the marketplaceNCSL International Workshop & SymposiumThunder will be attending NCSLI this year, so please drop by our booths and say hello.Denver, Colorado: July 6 – 11, 2024 – Gaylord Rockies Resort & Convention Center.

Technical InformationNCSLI published the RISP-5: 2-Pressure, 2-Temperature Humidity Generator paperThis document describes a Recommended Practice for Intrinsic/Derived Standards (RISP-5) on the two-pressure, two-temperature humidity generator.NCSL International has published a Recommended Practice for Intrinsic/Derived Standards (RISP-5) on the two-pressure, two-temperature humidity generator. The origin of the commercial device in use today was a device developed in 1948 by E.R. Weaver and

Thunder Scientific’s NVLAP AccreditationThunder Scientific Corporation is pleased to announce that for the effective dates June 05, 2024 through June 30, 2025, Thunder Scientific’s calibration laboratory received renewed accreditation and follows strict guidelines to maintain its accreditation from the National Voluntary Laboratory Accreditation Program (NVLAP), administered by the National Institute of Standards and Technology (NIST) (What Is NVLAP?) You can

Thunder TrainingClass OptionsField Training For pricing and scheduling contact our sales department at 1-800-872-7728 or email us at sales@thunderscientific.com. We will send one of our highly qualified Calibration technicians to your facility for training.E-Learning Courses We can set up on line conferencing with our technical staff or calibration technicians. Also try looking at our Calibration Tutorials. Bonus materials have been

Software DownloadsThis page is provided to our customers to download Thunder Software to add functionality to our humidity generators and to help calculate humidity equations using our HumiCalc® with Uncertainty humidity conversion software. Software For Our SystemsWe provide software for these systems. Model 2500 Humidity Generation System Model 3900 Low Humidity Generation System Also Available for Download HumiCalc Download Your

HumiCalc® with UncertaintyThe Ultimate in Complex Humidity ConversionsHumiCalc® software is the first of its kind to make simple work of complex humidity conversions. No more charts! No more tables! No more guess work! With its high accuracy formulas, HumiCalc® gives you the right answer every time. The new HumiCalc® with Uncertainty expands on the original HumiCalc® with the ability to

Request for QuoteThank You we will respond with a quote within two business days.For customer service or product information, email sales@thunderscientific.com or call 1-800-872-7728 toll free from the U.S. or Canada. Line answered Monday through Friday, 8 am to 5 pm MT* indicates required field so we may reach you with any questions. 1Humidity Generators2Validation Packages3Spare Parts & Accessories4Customer Details

Thunder’s GSA InformationRenewal of Thunder Scientific Corporation’s United States General Services Administration (GSA) contract is currently in progress.Once the new contract has been finalized it will be accessible through this web page, or directly through the General Services Administration (GSA Advantage) web site at http://www.gsaadvantage.gov/.Please contact:For updates on the renewal status, contact us toll free at 1-800-872-7728 or via e-mail

Technical SupportSystem Support DocumentsClick the headings below to view or download the technical support documents for your system.If you don’t find a document to solve the solution of your problem you can always contact your support representative at 1-800-872-7728 or email us at support@thunderscientific.comThunder has a variety of support documents to help maintain your systems.▸Model 1200 System SupportTSD-0215 1200 Flow

Technical SupportSoftware Support DocumentsClick the headings below to view or download the technical support documents for your software.If you don’t find a document to solve the solution to your problem you can always contact your support representative at 1-800-872-7728 or email us at support@thunderscientific.comSoftware Support Section:Thunder has software support documents to help answer your software questions.▸2500 ControLog SoftwareNo support documents

Thunder Calibration Services Get QuoteThis is a list of just some of the instruments Thunder has calibrated. If you do not see your instrument below, call 1-800-872-7728 the sales department or email sales@thunderscientific.com to see if we can do a calibration for you. Instrument Types Ametek Model 303B Amtek 301051 Chart Recorder Chilled-mirror hygrometer Cole Parmer 3309-60 Cole Parmer 37000-00