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Tuffman Pressure Meter
TPI 635 / 645 / 655
Visit TPI, The Value Leader at:
www.tpi-thevalueleader.com
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Table of Contents
Page 3 Introduction & Product Description
Page 4 Safety Considerations
Page 5 Technical Data & International Symbols
Page 6 Features & Benefits
Page 7 Pressure Conversion Table
Page 8 Step by Step Procedures
Page 9 Accessories & Specifications
Page 10 Maintenance
Page 11 Trouble Shooting Guide EC declaration of conformity
Page 12 Warranty Statement
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Introduction
Congratulations!
Thank you for purchasing TPI brand products. This meter is easy to use
and is built to last. It is backed by a 3 year limited warranty. Please
remember to return your product warranty registration card.
Product Description
The TPI 600 Tuffman series is a hand held range Of pressure meters and
can be summarized as follows.
TPI 635 5 PSI pressure range
TPI 645 30 PSI pressure range
TPI655 100 PSI pressure range
All of these models are dual input differential pressure meters with 7
selectable scales to choose from: mbar, kPa, PSI, inHg. mmHg,inH20,
and mH20.
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Safety Considerations
WARNING: Please follow the manufacture's test procedure whenever
possible. Make sure the pressure to be measured is not outside the
range of the TPI 635/645/655 meter.
General Guidelines
ALWAYS
• Test the pressure meter before use to ensure it is operating properly
• Ensure that the connecting hose you are using is free from kinks or splits
• Double check all connections before testing
NEVER
• Connect the instrument to an unknown pressure source if the source is
twice the working pressure of the instrument the sensor will be damaged
and may cause injury to the user
• Tamper with the instrument or attempt to modify it in any way.
Otherwise accident and injury may occur and the warranty be
comes void.
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