Hanna Instruments HI 98553 User Manual

®

ElTh

Pocket-Sized Thermometer

OPERATING:

• Remove the pro­tective cap and
connect the
probe.

• Turn the ElTh on by
pressing the ON/OFF
switch located on the
top.

• Dip the ElTh probe into
solution up to the maxi­mum immersion level.

• Stir gently and wait for
a few seconds until
the display stabilizes.

• Read the temperature
value of the solution
in °C or °F (according
to the model) shown
on the display.

• When not in use,
switch ElTh off.

• Do not disconnect the
probe unless neces­sary.

• Variations in readings or faint
display may indicate battery fail­ure.

ACCESSORIES:

The calibration procedure is very
simple and fast.

• Dip ElTh probe in a

bath of water with
known temperature.

• Wait for a few min­utes and correct the
reading if necessary
by adjusting the trim­mer located on the