Extech 382152 Earth Ground Resistance Tester Kit features: Earth Resistance testing in three ranges (20/200/2000Ω); 2mA (800Hz) Test Current and Frequency; 0 to 200VAC (40 to 500Hz) AC Earth Voltage/Frequency; meter etc.

Extech 407860 Heavy Duty Vibration Meter features: Measure Velocity and Acceleration plus built-in PC interface; Selectable units of in/s or mm/s for Velocity and ft/s2 or m/s2 for Acceleration.

Features

Promax ADS-100 Slimline Refrigerant Scale features: 200Lb or 100Kg capacity; Three display modes, Lbs./oz.; Decimal Lbs.; Kilograms; Very high resolution - 0.2 oz./0.010 Lbs./4 grams; Compact design and completely portable, etc.

The Extech 42535 Miniature IR and Thermocouple Thermometer features a 11:1 distance to target ratio. Capable of measuring temperatures between -76

Extech 422123 Precision Multifunction Calibrator features: Accurate calibration source for Thermocouple, mA, mV, V and Frequency devices; Source DC Current ranges with high 0.001mA resolution; Self-contained 24V loop power supply drives current loads up to 1000A, etc. Discontinued product - No replacement

Amprobe AMB-6D MEGATEST 1000 Digital Megohmmeter and Insulation Resistance Tester does insulation resistance testing of wires, cables, transformers and electrical motors. The Amprobe AMB-6D MEGATEST comes as a complete kit including test leads and PC software. Selectable test voltages up to 1000V, etc.

Extech 445820 Hygro-Thermometer Calendar Clock features: LCD displays %RH, Temperature, Time, Date and Monthly Calendar, Alarm Clock; Displays numeric week, day, month and monthly calendar; Alarm Clock with 4 minute snooze; Humidity: 20 to 90% RH, Temp: 14 to 140°F or -10 to 60°C, Accuracy: +/- 5% RH; +/-1.8°F, +/-1°C. Product discontinued.

Extech 42266 Temperature Datalogger features: System includes one 42260 Temperature Datalogger with 3.6V lithium battery, programmer with 4 AAA batteries and roll of paper.

Extech 407354 Noise Dosimeter features: Measurement of total sound exposure over an 8-hour period; Perform OSHA and IEC Noise accumulation surveys; Adjustable Criterion Level, Exchange Rate, and Threshold; Ideal for personal/workplace accumulated noise exposure; Records/displays: % dose, dB level, exposure time, and peak events. Discontinued product.

Extech 380943 - 60A AC Clamp Meteris is a traditional Clamp multimeter that features: Clamp on measurements of Leakage/Ground Currents; 4000 count display provides high 10A resolution with fast bargraph (20/sec); Shielded transformer jaw minimizes the effect of stray magnetic fields; Selectable 50/60Hz filter circuit to eliminate high frequency noise and harmonics; etc. Discontinued product.

Extech 421504 RTD Probe Dual Input Thermometer features: Large LCD displays two RTD channels with audible alarm; Switchable inputs for 100Ω Pt-385 & Pt-392; Multi-function 4-1/2 digit (20000 count) LCD; Large 0.8" (20mm) LCD displays dual inputs plus Elapsed Time, T1, T2, or the difference of T1-T2; Rugged water resistant design with protective holster/stand; MAX/MIN, AVG, REL and HOLD functions; Programmable HI/LO audible alarms. Discontinued product.

Extech 407123 Hot Wire Thermo-Anemometer Heavy Duty Design features a telescoping probe (up to 4ft) that is ideal for measuring HVAC ducts and other small vents.