Extech's RH35 monitors Humidity, Temperature, and Dew Point for the previous 24 hours and alerts users to indoor mold hazard conditions starting with a frown icon warning when humidity reaches 60%RH. When the RH exceeds 65%, a loud audible alarm and bright flashing red LED will be triggered.…

The TH30 is a USB Dual Temperature Datalogger. Easy-to-use datalogger records T1 (Air Temperature) and T2 (External Probe Temperature - includes TP830 probe) with date/ time stamp. The datalogger is designed with a rugged housing and a standard USB connector where stored readings (up to 48,000…

Automatically stores up to 16,000 readings or manually store/recall up to 99 readings Wide range to 40,000Fc or 400,000 Lux Cosine and color corrected measurements Utilizes precision silicon photo diode and spectral response filter Peak mode (10µS) captures highest reading Relative mode…

Software and Cable for HT30 Heat Stress WBGT Meter. Connect the cable from your PC to the meter's RS-232 interface. Compatible with Windows 95, 98, ME, NT, 2000, XP. Also for use with Models 407750, 451104, 406800, RH401, RH350, RH405, RH355, 406850, and CO250 Extech Meters.

Unique display where characters reverse direction depending on measurement mode you are in Large 0.4" 5 digit LCD digital display Microprocessor based with quartz crystal oscillator to maintain high accuracy Tachometer memory stores last, max and min readings Performs Tachometer RPM…

Features: Model AN100 — CFM/CMM Thermo-Anemometer Model AN200 — CFM/CMM Thermo- Anemometer with built-in non-contact IR Thermometer measures remote surface temperatures to 500°F (260°C) with an 8:1 distance-to-spot ratio and Laser Pointer Simultaneous display of Ambient Temperature and Air…

Display Air Flow (CFM) or Air Velocity plus Temperature simultaneously Air Flow displayed in 3 modes:    • Instantaneous value    • Up to 20 point average    • 2/3 flow value Super large (9999 count) LCD display 2% velocity accuracy via low friction ball bearing vane wheel on 39" (1m)…

The HD780 is Extech’s Heavy duty Digital Manifold/Pressure Gauge which simultaneously measures suction line or liquid line pressure and line temperature to calculate and display superheat and sub cooling for A/C units. It also has dual inputs measuring differential pressure (P1-P2) and Type K…

Tests up to 1000VAC with visual/audible indication 75 to 1000VAC input voltage with 45 to 65Hz frequency range LEDs indicate phase orientation (clockwise or counter-clockwise) and whether each phase is live Beeper sounds intermittently when correct phase is detected and continuously…

The 9-in-1 DO700 Kit measures DO concentration/saturation, pH, mV, Temperature, Conductivity, TDS, Salinity, and Resistivity. It features automatic salinity compensation and manual barometric pressure compensation for DO measurements. In addition, it has automatic one button calibration of 4, 7 and…

The EX655 is a 600A True RMS AC/DC Clamp meter. This clamp meter also measures AC/DC voltage, resistance, capacitance, frequency, temperature, continuity/diode test and has an NCV detector. The EX655 has a 1.18" jaw size which accommodates conductors up to 350 MCM. This meter also features a…

The RHM15 simultaneously displays Temperature (14° to 140°F) and Humidity (10 to 99%RH). The unit’s compact size enables its use in confined spaces including guitar cases, humidors, display cases, and sports memorabilia displays as well as in factories, greenhouses and offices to monitor…

LED AC/DC voltage indication: AC: 24, 48, 120, 208, 240, 277, 480, 600 DC: 6, 12, 24, 36, 48, 110, 220, 400 Polarity detection with LEDs for positive and negative DC Two handed operation for low impedance testing Built-in flashlight for testing in tight areas Voltage function operates…

Thomas No. 1220W05 Triple LCD simultaneously displays 3 Type-K Temperature channels Datalogger date/time stamps and stores readings on an SD card in Excel® format for easy transfer to a PC Selectable data sampling rate: 5, 10, 30, 60, 120, 300, 600 seconds or Auto Complete with (6)…

407790A is a Real Time Octave Band Analyzer. Extech’s Type 2 Integrating Sound Level Meter with Octave and 1/3 Octave Band Real Time is displayed on a large 3.5" 320x240 TFT color backlit LCD. Wide 100dB range of 30 to 130dB. Stores readings on microSD card. Complete with Windows…

Measures Carbon Dioxide (CO2), Air Temperature and Humidity Checks for Carbon Dioxide (CO₂) concentrations Maintenance free NDIR (non-dispersive infrared) CO₂ sensor Indoor Air Quality displayed in ppm with Good (0 to 800ppm), Normal (800 to 1200ppm), Poor…

The Extech TL708 Alligator Clip Set has toothed jaws for the solid gripping of fine wires. They are heavy duty alligator clips with a 1000V, 6A CAT IV-600V and CAT III-1000V safety rating. Each have a one inch jaw length and a 1.6 inch jaw opening. The overall length of these alligator clips is 4.2 inches.

Heat Stress Index measures how hot it feels when humidity is combined with temperature, air movement, and radiant heat Black Globe Temperature (TG) monitors the effects of direct solarradiation on an exposed surface Air Temperature (TA) plus Relative Humidity (RH) Selectable units of °F and…

• Compact and rugged design features large display • Multiple wide measuring ranges: Model EA30 - 40,000Fc in 4 ranges and 400,000Lux in 5 Ranges Model EA31 - 20,000Fc in 4 ranges and 20,000Lux in 4 ranges • Data hold freezes reading on display • MIN/MAX readings • Zero function • Cosine…

Pitot Tube measures Air Velocity/Airflow in difficult-to-reach or tight locations where a vane anemometer won't fit Simultaneous display of Pressure, Air Velocity or Air Flow plus Temperature ±0.7252psi range 5 selectable units of pressure measurement Max/Min/Avg recording and Relative time…

• Easy to operate refractometers provide accurate and repeatable measurements on easy to read scales • Automatic temperature compensation models available for sugar, salt, lubricants, cutting fluids, and antifreeze • Requires only 2 or 3 drops of solution • The prism and lens with a simple focus…

The RTH30 is a USB Humidity and Temperature Datalogger. Easy-to-use datalogger records Humidity and Temperature with date/time stamp. The datalogger is designed with a rugged housing and a standard USB connector where stored readings (up to 48,000 data) are conveniently transferred to a PC in PDF…

Features: Applications: Large 3-1/2 digit (1999 count) LCD with over-range indication Two ranges: 200.0 (0.1Fc) and 2000 (1Fc) 5% basic accuracy Precision color-corrected, photo-diode sensor Battery operated with low battery indication Complete with 9V battery, remote…

Quickly measure RPM, surface speed and length with one tool Large 5 digit backlit LCD display Microprocessor based with quartz crystal oscillator to maintain high accuracy Store/recall 10 data sets in memory with 4 parameters (measurement, max, min and average) Wide RPM (photo and…

The MG310 is a Compact Insulation Resistance Tester which allows quick and easy testing/troubleshooting of motors, transducers, and other industrial appliances. Wide range measurement up to 1000V with Insulation Resistance to 5.5GΩ. Includes an easy snap on protective hard cover and soft…

The Extech EX470A True RMS Multimeter and Infrared Thermometer with Capacitance, Frequency, and Duty Cycle Measurements and 2 K-Type Remote Probes is the perfect meter for HVAC or plant maintenance. The IR thermometer measures the surface temperature from -4 to 518 °F (-20 to 270 °C)…

Extech’s Big Digit Thermometer simultaneously displays indoor and outdoor temperatures plus it has a user programmable High and Low alarm for outdoor (external probe) temperature. Its wired external weatherproof probe with a 9.6ft (3m) thin cable can easy be installed through windows, doors,…

12:1 Non-Contact IR Thermometer with High-Temperature Type K Input Compact non-contact InfraRed (IR) Thermometer measures up to 1112°F (600°C) with built-in laser pointer to identify target area and improve aim. Type K input allows for high temperature measurements up to 1832°F…

Precision Current & Voltage Source/Measure Calibrator 0 to 24mA (-25 to 125%) readout 0 to 20V DC calibration source Up to five user adjustable calibration presets Palm-sized double molded housing and large dot-matrix digital backlit LCD Standard banana I/O ports Large…

Combination oscilloscope and true RMS digital multimeter LCD Power line/audio frequencies Over-Range indication Auto power off Measure and view electrical signals for diagnostic purposes. Compact size for extreme portability. Oscilliscope display and graphicals functions…

Unique dual LCD displays wall moisture and air temperature simultaneously Moisture content displayed on a relative scale Multi-position pins with safety storage of replaceable pins Easy to operate with selectable side switch (OFF, Test, and Calibrate) Data hold to freeze reading on display …

A complete solution for the Restoration Contractor MO290 - Pinless Moisture Psychrometer + InfraRed Thermometer Monitor moisture in wood and building materials with virtually no surface damage Includes the following contact moisture reading probes: Pin Probe,…