Sew ST-1505

● High quality Taut Band movement.
● Capable of measuring earth resistance and earth voltage.
● The timer operates automatically for about three to
   five minutes when the “PUSH BUTTON SWITCH”
   and “TIMER ON BUTTON” are pressed together. 
● This will keep test “ON” for the duration of the timer.
● Battery check function.
● Calibration performed with supplied test leads.
Measuring ranges Earth resistance
0-10Ω / 0-100Ω / 0-1000Ω
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 163(L) × 100(W) × 50(D)mm
(battery included)
Approx. 460g
Power source 1.5V (AA) × 6
Safety standards IEC 1010 CAT II 30V
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