Sew 1105 ER

● 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.
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
LED will be unlit
Dimensions 175(L) × 85(W) × 75(D)mm
(battery included)
Approx. 600g
Power source 1.5V (AA) × 8
Safety standards EN 61010-1 CAT IV 30V  
EN 61326-1


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