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User Manual
EG480
Introduction
Congratulations on your purchase of the Triplett Earth Ground Resistance Tester. This device can
measure Earth Ground Resistance (in 3 ranges), Earth Voltage and Resistance (up to 200k Ω and
AC and DC voltage.) This device was designed to meet EN61010-1 safety standards.
Safety
Please read the following safety information carefully before attempting to operate the meter
and use the meter only as specified in this manual.
Environmental safety information
Do not use meter outdoors when precipitation is likely
Installation Category III
Pollution degree 2
Altitude: 2000 meters max.
Ambient conditions: 32 to 104oF (0 to 40oC); RH: 80% max Observe the following international safety
warning symbols
Safety Symbols
1.800.544.2843
Caution: Refer to this manual before using this meter
Dangerous Voltages
Meter is protected throughout by double or reinforced insulation
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Summary of Contents for Triplett EG480
- Page 1 Earth Ground Resistance Tester Introduction Congratulations on your purchase of the Triplett Earth Ground Resistance Tester. This device can measure Earth Ground Resistance (in 3 ranges), Earth Voltage and Resistance (up to 200k Ω and AC and DC voltage.) This device was designed to meet EN61010-1 safety standards.
- Page 2 Organizations that provide rules and guidelines for proper grounding The National Electrical Code (NEC) Underwriters Laboratories (UL) National Fire Protection Association (NFPA) American National Standards Institute (ANSI) Occupational Safety Health Administration (OSHA) Telecommunications Industry Standard (TIA) Meter Description Digital Display – See Display Description below HOLD key –...
- Page 3 Test Connection Diagram EG480 Meter Green Test Lead (E) Yellow Test Lead (P) Red Test Lead (C) Existing Ground Rod P1 Auxiliary Earth Bar C1 Auxiliary Earth Bar Earth Voltage Test 1. Set the Function selector switch to the EARTH VOLTAGE position (AC or DC) 2.
- Page 4 HOLD Function The Hold function freezes the latest measurement reading on the LCD. 1. Press the HOLD key to freeze the reading on the LCD 2. Press the HOLD key again to exit the HOLD function. 3. The HOLD function does not retain measurement data if the meter is turned off. Backlight Press the “...
- Page 5 Press TEST button. The “ “ icon will flash and the audible signal will sound. Note the resistance reading on the display. Press the TEST button to stop the test. Maintenance Battery Replacement When the low battery icon ' ' appears on the LCD, the meter's batteries must be changed. (A) Remove power and disconnect the test leads from the meter.
- Page 6 Measurement Specifications Measurement Range Resolution Accuracy 0.01 ± (2% reading + 10 digits) Earth Ground ± (2% reading + 3 digits) Resistance 2000 Earth Voltage 0 to 200VAC 40 to 500Hz 0.1V ± (3% reading +3digits) 0 to 200kΩ 0.1k ±...
- Page 7 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.
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