Triplett EMF20 User manual
User Manual
EMF20
Magnetic Field Tester
Introduction
Congratulations on your purchase of the Triplett EMF20 Magnetic Field
Meter. This handheld instrument measures electromagnetic fields of
extremely low frequency (ELF) of 30 to 300Hz.The meter can measure the
electromagnetic field radiation intensity that is produced from electric
transmission equipment, power lines, microwave ovens, air conditioners,
refrigerators, computer monitors, video/audio devices and many other
appliances that may emit electromagnetic fields.
Safety
For cleaning the instrument use a soft dry cloth. Never use a wet cloth,
solvents or water.
Operation Altitude: Up to 2000M.
Operating Environment: Indoors use. This instrument has been designed for
being used in an environment of pollution degree 2.
Description
1.Sensor
2.LCD
3.MAX Hold Button
4.Range Button
5.mGauss Unit Select Button
6.Power Button
7.µTesla Unit Select Button
8.Hold Button
9.Battery Cove
Operation
Press to power on.
Select for µT unit or for mG unit.
Position the front (refer to Figure 1) of the meter to measure the
electromagnetic waves. Try to change the measurement angle or position for
obtaining the highest reading value (please refer to Figure 2 to 6).
Read the measured value. The display of “OL”on the left highest position
indicates there is an overload on the reading. Please press to select a
higher range for measurement again.
Due to environmental magnetic field factors, this magnetic field meter could
display a reading value that is lower than 0.5mG prior to measuring. This is
not a malfunction of the device.
To permanently lock and keep the reading displayed on the LCD, press
or press again to unlock.
To retain the maximum value, press and the reading value displayed on
the LCD will keep updating to the maximum value.
Examples of Proper and Improper Measuring Techniques:
Specifications
Display: 3-1/2 digits LCD, maximum reading 1999.
Range: 200/2000 mG,20/200µT.
Resolution: 0.1/1 mG or 0.01/0.1 µT.
Frequency response: 30Hz to 300Hz.
Sensor: Single Axis
Accuracy: ±(2.5%±6dgt) at 50Hz/60Hz.
Over load: LCD display “OL”.
Sample rate: 2.5 times per second.
Battery: 9V NEDA 1604, IEC 6F22 or JIS 006P.
Battery life: Approximate 100 hours.
Operating temperature & humidity: 5℃to 40℃,below 80% RH.
Storage temperature & humidity: -10℃to 60℃, below 70%.
Weight: About 170g.
Dimensions: 140(L)*65(W)*37.5(H)mm.
Accessories: User’s manual, 9V battery, Carrying case.
Battery replacement
Turn off the instrument.
Remove the battery cover
Replace the battery.
Install the battery cover.
Caution: this symbol indicates that
equipment and its accessories shall be
subject to a separate collection and
correct disposal
Warranty Information
Triplett / Jewell Instruments extends the following warranty to the original purchaser of
these goods for use. Triplett warrants to the original purchaser for use that the products sold
by it will be free from defects in workmanship and material for a period of (1) one year from
the date of purchase. This warranty does not apply to any of our products which have been
repaired or altered by unauthorized persons in any way or purchased from unauthorized
distributors so as, in our sole judgment, to injure their stability or reliability, or which have
been subject to misuse, abuse, misapplication, negligence, accident or which have had the
serial numbers altered, defaced, or removed. Accessories, including batteries are not
covered by this warranty Copyright ©2020 Triplett
WARNING
If the symbol “ ” appears on the LCD,
please replace the battery immediately
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