Test Equipment

Safety Standards Measuring Instrument

DIGITAL m-ohm HiTESTER 3154

One unit provides six selectable test voltages: 25, 50, 100, 250, 500 and 1000 V, to support a wide variety of tests to evaluate electrical and electronic components and equipment. Comparator and timer functions facilitate easy insulation resistance testing in accordance with various safety standards, and a complete external I/O interface is provided for efficient automated line testing.For the laboratory to the production line, six test voltages from 25 to 1000 V

Basic specifications

Measurement function	Insulation resistance (Applied DC voltage method)
Testing voltage	25, 50, 100, 250, 500, 1000 V DC
Measurement range	25 to 50 V: 2 m-ohm to 200 m-ohm, 3 ranges 100 to 500 V: 2 m-ohm to 2000 m-ohm, 4 ranges 1000 V: 2 m-ohm to 4000 m-ohm, 4 ranges
Accuracy	±2 % rdg. ±5 dgt.   (at 25 to 100 V testing voltage, 0 to 20.00 m-ohm) (at 250 V testing voltage, 0 to 100.0 m-ohm) (at 500 to 1000 V testing voltage, 0 to 999 m-ohm) ±5 % rdg. (at 25 to 50 V testing voltage, 19.0 to 200.0 m-ohm) (at 100 V testing voltage, 19.0 to 2000 m-ohm) (at 250 V testing voltage, 100.1 to 2000 m-ohm) (at 500 V testing voltage, 1000 to 2000 m-ohm) (at 1000 V testing voltage, 1000 to 4000 m-ohm)
Response times	Fast: less than 0.7 second, Slow:less than 1.5 seconds (at manual ranging)
Sampling rates	Fast: 10 samples/s, Slow:1 sample/s
Functions	Comparator functions: judgments PASS or FAIL, Test time timer functions: 0.5 to 99 second, Delay time timer functions: 0.1 to 99 second
Display	LED
Power supply	100 to 240 V AC, (50/60 Hz)
Dimensions, mass	215 mm(8.46 in)W × 61 mm(2.40 in)H × 213 mm(8.39 in)D, 1.1 kg (38.8 oz)
Accessories	Power cord(1)