The gauge should use standard, readily
available batteries such as "AA"
The batteries should be in a separate, sealed compartment to
prevent leaking batteries from corroding the instrument's
The working life of the batteries should be at least 80
The display should be visible under all lighting
The reading should be held when the probe is uncoupled from
There should be an indicator of proper coupling and signal
The instrument should be sealed from moisture and
The warranty should be at least two years and honored by the
Repair and Calibration Service should be available in one
week or less. One day Emergency Service should also be available.
Probes should be available for all potential applications
that you might have.