4 terminal devices for accurate
measurement of very low resistance.
* Ideal for measuring the resistance
of components precisely.
* Wide measuring range, 0.01 m ohm -
20K ohm, 7 ranges.
* 20 mm, large size LED display.
* Built-in over input protection.
* Durable bench type housing case.
* Built-in over input protection
FEATURES
* 4 terminal devices for accurate measurement of very low resistance.
* Ideal for measuring the resistance of components precisely.
* Ideal for testing protective conductors, lightning conductors and welded points.
* Wide measuring range, 0.01 m ohm - 20K ohm, 7 ranges.
* 20 mm, large size LED display, easy read-out.
* LSI circuit provides high accuracy, reliability and durability.
* Built-in over input protection.
* Durable bench type housing plastic case stand.
* Built-in over input protection.
GENERAL SPECIFICATIONS
Test Range 20 m ohm ( 1 A DC )
(Test Current) 200 m ohm ( 1 A DC )
2 ohm ( 100 mA DC )
20 ohm ( 10 mA DC )
200 ohm ( 1 mA DC )
2 K ohm ( 100 uA DC )
20 K ohm ( 10 uA DC )
Warning Setup * Warning LED Indicator
* Buzzer
Operating Temp. 0 to 50 ℃ ( 32 to 122 ℉ ).
Operating Humidity Less than 80 % R.H..
Power Supply AC 110V ± 15%, 50/60 Hz
or AC 230V ± 15%, 50/60 Hz.
Fuse for Power * 200 mA/250 V
Supply * Size : 5 X 20 mm dia..
Dimension 280 x 210 x 90 mm
( 11.0 x 8.3 x 3.5 inch)
Weight Approx. 2.2 Kg ( 4.85 LB ).
Standard Power Cord.............................................. 1 PC.
Accessories 4 wire with 2 Kelvin clips........................... 1 pair.
Instruction Manual.................................... 1 PC.
ELECTRICAL SPECIFICATIONS ( 23 ± 5 ℃ )
Range Resolution Test current Accuracy
20 m ohm 0.01 m ohm 1 A ± ( 0.2 % + 6 d )
200 m ohm 0.1 m ohm 1 A
2 ohm 1 m ohm 100 mA
20 ohm 0.01 ohm 10 mA ± ( 0.2 % + 4 d )
200 ohm 0.1 ohm 1 mA
2 K ohm 0.001 K ohm 100 uA
20 K ohm 0.01 K ohm 10 uA
@ The above accuracy is based on the reading value.
Range Open Circuit Voltage
20 m ohm Approx. DC 4.5 V
200 m ohm Approx. DC 4.5 V
2 ohm Approx. DC 4.5 V
20 ohm Approx. DC 4.1 V
200 ohm Approx. DC 3.3 V
2 K ohm Approx. DC 2.7 V
20 K ohm Approx. DC 1.9 V
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