High Resolution Micro-Ohm Meter

Precision meter provides resolution down to 1µΩ

The UM200 is a precision Micro-Ohm meter which features a resolution down to 1µΩ. The UM200 has 6 ranges with 3 sub-ranges in each current range. Measurement of resistive and inductive materials. 5-Digit backlit LCD, PC interface. Auto or Manual ranging, 10A maximum test current. Store/Recall up to 3000 measurements. Cable length measurement (feet or meters). Complete with 4-wire cables with Kelvin clip connectors, rechargeable Li-Polymer battery, AC adapter/charger, software and USB cable, and soft carrying case.

4-Wire Earth Ground Resistance Tester

Measures earth ground resistance in 4 ranges from 2 to 2000 Ohm

The GRT300 measures earth ground in 4 ranges from 2 to 2000 Ohm. 4-wire, 3-wire, and 2-wire testing. Large dual line LCD. Automatic I (current) and P (potential) spike check. Test Hold function for easy operation. Autoranging, Automatic Zero adjustment, Data Hold and Auto Power off. AC Earth Voltage. Overrange and low battery indication. Complete with test leads with alligator clips, 4 auxiliary earth bars, hard carrying case, and eight 1.5V AA batteries.

Clamp-on Ground Resistance Tester

Non-contact measurements of ground conductors without need for auxiliary ground spikes

The 382357 is a Clamp-On Ground Resistance Tester that enables non-contact measurements of ground conductors. True RMS AC Leakage current range of 0.2mA to 30A with 1.000mA resolution. Programmable Datalogging with 116 data points. Performs without the need for auxiliary spikes. Complete with 9V battery, Resistance check plate and durable metal storage case.

20MHz 2-Channel Digital Oscilloscope

Dual-channel Oscilloscope with 3.8″ (97mm) color LCD display

Extech’s MS420 20 MHz 2-Channel Digital Oscilloscope offers a range of capabilities for effective troubleshooting of electronics and electronically controlled electrical systems. With 20 MHz bandwidth and conveniences like auto-set which optimizes the position, range, time base, and triggering to assure a stable display of virtually any waveform, the MS420 can be used in field repairs or bench duty. To identify subtle problems, Peak Detect features a fast 50 ns glitch capture. Core functions like XY Mode, FFT function, Trigger Hold off, Waveform Math, Averaging Mode and Persistence Mode all ensure you can confidently troubleshoot problems using a variety of approaches. To start up recurring testing routines, you can store and recall up to 4 waveform screens and setups to save time from job to job. This CAT II-rated oscilloscope extends its functionality with complete DMM functions that are displayed on the large 3. 8″ (97mm) color LCD display. The MS420 comes with two 1X/10X oscilloscope probes, test leads, Windows XP/Vista compatible USB software and cable, capacitor measuring module, adjustment screwdriver, AC adaptor/charger, hard carrying case, user manual, and manufacturer’s one-year limited warranty.

Passive Component LCR Meter

Measures Inductance, Capacitance, and Resistance with secondary parameter (Q,D,R)

Passive Component LCR Meter

Measures Inductance, Capacitance, and Resistance with secondary parameter (Q,D,R,P,ESR)

The LCR200 is a passive component LCR meter. Discover the tremendous value with a range of features that help this meter provide the precise measurements you need. See simultaneous 20,000/2,000 count display of the primary parameter on the high contrast backlit display. You can set Hi/Lo limits using absolute values or percentages. Open and Short Zero removes unwanted stray impedances from the measurement. Use the built-in test fixture or external test leads (included). The LCR200 has an Auto Power Off function that can also be disabled and a low battery indicator to alert you when to replace the batteries. Complete with test leads and 9V battery.

Motor Rotation and 3-Phase Tester

Tests phase sequence and motor rotation

The 480403 Phase Sequence and Motor Rotation Tester has a 40 to 600-Volt rated range for testing phase orientation of 3-phase power sources over a 2 to 400Hz frequency range. LEDs indicate phase orientation (clockwise or counter-clockwise) and whether each of the phases is live. In addition, it indicates rotation direction of the motor to ensure that it doesn’t get damaged from incorrect wiring. Meter comes complete with cable and three large color coded alligator clips, pouch case, and 9V battery.

Non-Contact Phase Sequence Tester

Tests up to 1000VAC with visual/audible indication

The PRT200 is a non-contact phase sequence tester that tests up to 1000 VAC with visual/audible indication. The tester has a 45 to 65Hz frequency range, features adjustable Hi/Lo LED brightness switch for making measurements in dimly lit areas or sunlight, low battery warning and fully insulated alligator clips with wide jaws. The product has a CAT IV 600 Volt safety rating and is complete with a year warranty, three built-in 30 in. test leads with large color-coded alligator clips, 4 AA batteries, and a pouch case.

3-Channel DC Current Datalogger

Records data to SD card in Excel® format

Extech’s SD900 allows technicians to easily monitor and record DC mA values from 3 external sensors, transducers, and other sources using one meter. It also stores the time and date of when readings are taken. The logger features a large triple LCD display and records data on an SD card in an Excel®-ready format for easy transfer to a PC for analysis, trending, and archiving. Complete with six AAA batteries, SD memory card, Univeral AC Adaptor with multi-plugs (US, EU, UK, AUS), 3 input connect sockets, and mounting bracket.