Includes EC500 pH/Conductivity meter with combination high accuracy multi-ranging Conductivity sensor for Conductivity, TDS, Salinity, pH and Temperature measurements Includes DO600 Dissolved Oxygen meter with electrode, replacement membrane cap, electrolyte, and polishing paper Complete with…

Includes analog output and fast/slow response feature 401025 is a Foot Candle/Lux Meter which measures light level to 5000FC (foot-candles) and 50,000 Lux with a 5% accuracy using a precision photo diode and color correction filter. Meter features fast/slow response time and an analog output…

Includes CL200 meter, pH and ORP electrodes, reagent tablets, 4 plastic cups, weighted stand, pH buffer pouches, batteries and carrying case 4-in-1 Water Quality Meter measures Chlorine, pH, ORP plus Temperature with interchangeable flat surface electrodes (included) Flat surface electrodes…

Make non-contact RPM measurements of rotating objects Use reflective tape on object to be measured and point the integral laser Memory button holds last reading and recalls min/max readings Counter function counts up to 99,999 revolutions Easy to read large 5 digit LCD display Rugged…

Big backlit display, PC interface & background sound absorber Meets ANSI & IEC 651 Type 2 standards Background noise absorber for machine noise measurements filters ambient noise 30 to 130dB measurement range with ±1.5dB accuracy Large display with backlighting and…

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…

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…

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…

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…

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…

Built-in IR thermometer with laser measures remote surface temperature on motors and rotating parts Wide Temperature range of -4 to 600°F (-20 to 315°C) Fixed 0.95 emissivity, 6:1 distance to target ratio Provides wide RPM (photo and contact) and Linear Surface Speed (contact) measurements …

Exclusive Oyster design can be used in the lab or in the field. Large LCD built into adjustable "flip up" cover displays pH or mV and Temperature simultaneously. Stores/recalls 25 labeled readings. Auto or manual Temperature compensation. 5 point buffer recognition. Includes meter, neck…

PH90 is a Waterproof ph Meter. Featuring a rugged, waterproof (IP57) housing with Flat Surface Electrode for measuring pH in liquids, semi-solids, and solids and also displays temperature on the large LCD. The electrode does not break or get junctions clogged like the traditional glass bulb probes.…

Waterproof meter with high-accuracy multi-ranging sensor Measure Salinity in aquaculture, environmental studies, ground water, Koi ponds, irrigation, drinking water, and other applications Autoranging with 2 ranges of measurement Built-in NaCl Conductivity to TDS conversion factor …

Large LCD built into adjustable "flip-up" cover displays measurement and Temperature simultaneously Microprocessor based with splash proof housing and front panel tactile touch pad to slope and calibrate Rugged design for handheld or benchtop use; neckstrap for…

Measure RPMs from 5 to 99,990rpm with microprocessor quartz crystal accuracy of 0.05% + 1digit Resolution from 0.1rpm (5 to 1000rpm) to 1rpm (1000 to 9999rpm) to 10rpm (10,000rpm to 99,990rpm) Large 4 digit LED display updates once per second (rpm greater than 60) Unique design permits RPM…

Features: Ranges — Acceleration (peak): 656ft/s2 (200m/s2), Velocity (peak): 7.87in/s (200mm/s), Displacement (peak-to-peak): 0.078in (2mm) Remote vibration sensor with magnetic adapter on 39"(1m) cable Wide frequency range of 10Hz to 1kHz Resolution to 2ft/s2 (0.5m/s2),…

Provides Noise Surveys for Compliance with OSHA, MSHA, DOD, ACGIH and ISO Standards For employees that are exposed to loud noise, sound level monitoring is essential to determine what protective measures are required. Perform OSHA and IEC Noise accumulation surveys to determine total sound…

Features: Direct reading of Total Chlorine provides fast and easy measurements (less than 2 minutes) Low detection limit down to 0.01ppm Wide dynamic range of measurement up to 10ppm (use dilution method for 10 to 50ppm) Unaffected by sample color or turbidity Automatic…

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

Photo/Contact Tachometer includes a non-contact IR Thermometer For non-contact surface temperature measurements Built-in IR thermometer with laser measures remote surface temperature on motors and rotating parts Wide Temperature range of -4 to 600°F (-20 to 315°C) Fixed 0.95 emissivity, 6:1…

Leq and SEL measurements with built-in datalogger and PC interface Features: 4-digit multifunction LCD with analog bargraph Precise linearity over wide range (100dB) Display modes: SPL, SPL MIN/MAX, SEL, and Leq Programmable integrating time A and C Frequency weighting …

Large easy to read (99,999 count) LCD display Autoranging with 0.1% basic accuracy Hold button freezes displayed reading Ergonomically designed and pocket sized housing with protective finger guard Easy to operate by simply contacting the rotating object with the sensor tip and read …

The SDL720 is a Mid-Range Differential Pressure Manometer. Measure and datalog pressure readings at 29psi (2000mbar). Dual differential inputs with internal sensors. Manually store up to 99 readings, while SD memory card (included) allows continuous datalogging and readings can easily be exported…

Measures Humidity, Temperature, Air Velocity, Light and Sound Rugged 5-in-1 environmental meter with tripod mount and RS-232 PC interface Large dual LCD simultaneous display of Temperature and Air Velocity or Relative Humidity Characters on display reverse direction depending on…

The Extech Spare Reflective Tape is designed for use with non-contact Photo Tachometers, making it easier to measure the speed of rotating objects. Includes: 10 reflective tape strips

Oxygen level displayed as % Saturation or Concentration (mg/L [ppm]) Adjustable Altitude Compensation (0-20,000ft in 1,000ft increments) Adjustable Salinity Compensation from 0 to 50ppt Analog bargraph indicates trrends Memory stores up to 25 data sets with DO and Temperature reading …

The SL130W is a Sound Level Alert with Alarm. Continuously monitor sound levels throughout the day using the Extech SL130W Sound Level Alert. Bright LEDs (red flashing or green) alert user when sound level is too high or too low - LEDs can be read from 30m (100ft). Wall, desk or tripod mount with…

Three models to choose from: HD700 (±2psi range) HD750 (±5psi range) HD755 (±0.5psi range) 11 selectable units of measure Max/Min/Avg recording and Relative time stamp Data Hold and Auto power off functions Large LCD display with backlighting Zero function for offset correction or…