Introduction; Warranty; Specifications - Extech Instruments 480823 User Manual

Introduction

Congratulations on your purchase of Extech's Electromagnetic Field Meter, model 480823.
This battery powered meter measures and displays EMF in Gauss and Tesla units with a
frequency bandwidth of 30 to 300Hz. This professional meter, with proper care, will provide
years of safe reliable service.

Warranty

EXTECH INSTRUMENTS CORPORATION warrants this instrument to be free of defects
in parts and workmanship for one year from date of shipment (a six month limited warranty
applies to sensors and cables). If it should become necessary to return the instrument for
service during or beyond the warranty period, contact the Customer Service Department at
(781) 890-7440 ext. 210 for authorization or visit our website www.extech.com for contact
information. A Return Authorization (RA) number must be issued before any product is
returned to Extech. The sender is responsible for shipping charges, freight, insurance and
proper packaging to prevent damage in transit. This warranty does not apply to defects
resulting from action of the user such as misuse, improper wiring, operation outside of
specification, improper maintenance or repair, or unauthorized modification. Extech
specifically disclaims any implied warranties or merchantability or fitness for a specific
purpose and will not be liable for any direct, indirect, incidental or consequential damages.
Extech's total liability is limited to repair or replacement of the product. The warranty set
forth above is inclusive and no other warranty, whether written or oral, is expressed or
implied.

Specifications

Display
Measurement rate
Maximum ranges and
resolution
Accuracy
Frequency bandwidth
Over-range indication
Operating
Temperature/Humidity
Power source
Power consumption
Dimensions
Weight
0.5" (13mm) 3-1/2 digit (1999 count) LCD
with low battery and overload indication
Approx. 0.4 seconds
20µTesla (0.01) and 200mGauss (0.1)
NOTE: 1 µTesla = 10 milli-Gauss
± (4% + 3 digits) @ 50/60Hz
30 to 300Hz (single axis measurements only)
"1___" is displayed
Temperature: 32 to 122
RH: 90% max. (0 to 35°C); 80% max. (35 to 50°C)
9V Battery
Approx. 3mA DC
5.2 x 2.8 x 1" (131 x 70 x 25mm)
0.36 lbs. (165g)
2
o
F (0 to 50°C)
Model 480823 V2.0 March 2005