®
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
rear of the tester using a small
screwdriver.
Calibration is now complete.
BATTERY REPLACEMENT:
When the ElTh cannot
be switched on or the
display fades, pull out
the battery compartment
and change the four
1.4V batteries, paying
attention to their polarity.
Batteries should only be replaced in
a safe area using the battery types
specified in this instruction manual.
RECOMMENDATIONS FOR
USERS:
Before using this product, make sure that it is entirely
suitable for the environment in which it is used.
Operation of this instrument in residential areas
could cause unacceptable interference to radio and
TV equipment.
Any variation introduced by the user to the supplied
equipment may degrade the instrument's EMC
performance.
To avoid electrical shock, do not use this instrument
when voltages at the measurement surface exceed
24 VAC or 60 VDC.
To avoid damage or burns, do not perform any
measurement in microwave ovens.
®
ElTh
Pocket-Sized Thermometer
SPECIFICATIONS:
RANGE
ElTh °C -50 to 170 °C
ElTh °F -58 to 338 °F
RESOLUTION
ElTh °C 1 °C
ElTh °F 1 °F
ACCURACY (@20°C/68°F)
ElTh °C ±1 °C
ElTh °F ±1 °F (-58 to 266 °F)
TYPICAL EMC DEVIATION
ElTh °C ±1 °C
ElTh °F ±2 °F
ADJUSTMENT by trimmer
ENVIRONMENT 0 to 50°C
BATTERY 4 x 1.4V alkaline
LIFE approx. 700 hours
DIMENSIONS 142x29x15 mm
WEIGHT 80 g (2.8 oz.)
±2 °F (267 to 338 °F)
32 to 122°F
95% RH
of continuous use
(5.6x1.2x0.6")
ACCESSORIES:
HI 76501/P Calibration screwdriver
HI 76504/P4 1.4V battery (4 pcs)
ElTh® is a registered Trademark of “Hanna Instruments”
(20 pcs)
Visit our Internet Home Page:
http://www.hannainst.com
Authorized Dealer
ISTELTHR1
11/96
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