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
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 2 year limited warranty. Please remember to
return your product warranty registration card.
Product Description
The TPI 621 is a hand held pressure meter with superior resolution .
TPI 610 - Single Input - 4 Function - single unit of
pressure
All these models measure over the range of -40.0 to
+120.0 mbar. Each unit has a resolution of 0.01 mbar
to +19.00 mbar and automatically auto-ranges above
± 19.00 mbar to 0.1 mbar resolution. Each model is
supplied complete with carry pouch, battery and
instruction manual.
Safety Considerations
WARNING: Please follow the manufacturer's test
procedure whenever possible. Make sure the
pressure to be measured is not outside the range
of the TPI 621 meter.
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 pres-
sure 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 becomes
void.
Technical Data
Controls
Turns the 621 on. Hold down to turn unit
off.
ZERO Momentarily press the button to
“ZERO” the dispaly (“ZERO” will flash on
the lower left of the LCD)
= Smoothing function to stabilize rapidly
changing pressure readings
UNITS Selects 7 units of pressure kPa, PSI, inHg,
mmHg inH2O, mmH2O, mbar
Turns the back light on (automatically turns
off after 30 seconds)