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STANDARD ELECTRIC WORKS CO.,LTD.
MEASURE WITH PRECISION
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Earth Resistance Testers
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3 Wire (Analogue) Earth Resistance Testers
2105 ER
FEATURES
● Capable of measuring earth resistance and earth voltage.
● 2mA measuring current permits the testing of earth resistance
without tripping earth leakage current breakers in the circuit under
test.
● In addition to facilitating for precision measurement, test leads for
simplified two-wire measuring system also are supplied as standard
accessories.
● Battery operated.
● Battery life indicator.
● Calibration performed with supplied test leads.
SPECIFICATIONS
Measuring ranges
:
Earth resistance
0-12Ω / 0-120Ω / 0-1200Ω
Earth voltage 0-30 Vac(40-500Hz)
Accuracy
:
Earth resistance ±3% of full scale
Earth voltage ±2.5% of full scale
Measuring system
:
Earth resistance by constant current
inverter 820 Hz, 2mA approx.
Open circuit
indication
:
LED unlit
Dimensions
:
210(L) × 210(W) × 100(D)mm
Weight
(battery included)
:
Approx. 1370g
Power source
:
1.5V(AA) × 8
Safety standard
:
EN 61010-1 CAT III 30V
EN 61326-1
Copyright © 2010 STANDARD ELECTRIC WORKS CO.,LTD. All Rights Reserved