Ideal for measuring inside diameter, outside diameter and depth Stainless steel or carbon fiber models Zero at any point Switch between inches and millimeters NIST traceable Thomas Traceable digital calipers take length/diameter measurements three ways: outside, inside and…

A and C decibel frequency scales Fast or slow response Calibration Certification available Easy calibration using internal oscillation system AC or DC output and peak function Display has a resolution of 0.1 dB and indicates low battery and over/under load. Has a foldout tripod stand and…

Traceable® Digital Stopwatch ( 8788T52) Precise, Traceable® timing for enzyme tests, viscosity measurements, animal studies, and other timed lab tests. Made for scientists in industrial, educational, hospital, and governmental labs who insist on the finest instrumentation.…

Highest 2% RH Accuracy Less than 30 second RH response time Dual backlit display Simultaneous display of: Humidity/Temperature, Humidity/Dew Point, Humidity/Wet Bulb Slim design with rubberized sides for better grip and for one hand operation • Data Hold and Min/Max functions Auto power…

Set program in less than 5 seconds Two models Model 1 has an “on” interval setting of 0.01 to 99.99 seconds, 1 minute to 9999 minutes or 1 hour to 9999 hours. Model 2 has separate “on” and “off” interval settings of 1 second to 99 seconds, 1…

Features three decibel ranges for greater precision Low decibel range: 35.0 to 80.0 dB; medium decibel range: 50.0 to 100.0 db; and high decibel range: 80.0 to 130.0 dB Resolution is 0.1 dB and accuracy is ±2 dB Unit provides weightings for both A and C frequencies to meet IEC 651 Type 2…

Water-, dust-, and shock-resistant Separate start/stop and reset buttons Split-mode timing to freeze split-time display Accuracy is 5 sec/day 1.5 V battery LCD 0.375" H display 1 min beep alarm Includes: Neck cord (46" L), 1.5 V button…

Specifications Barometric pressure from 8.85 to 32.45 inHg with a resolution of 0.01 inHg 300 to 1100 mbar with a resolution of 1 mbar Accuracy is ±0.2363 inHg (±8 mbar) at tested points Altitude range –2296 to 29520 ft (–700 to 9000 meters ) with a…

Ideal for multiple and simultaneous processes Two 1/100th second displays Counts up or down to 10 hours Available with NIST Traceable® certificate of compliance In stopwatch mode the current lap time is shown in the upper display, cumulative total in lower one. Memory stores last 8 lap times…

Automatically switch equipment on or off up to 14 times a day Get accurate, reliable measurements with included NIST-traceable calibration Provides daily and weekly on/off control. Plug into any three-prong outlet. Minimum switching interval is one minute; maximum is 168 minutes.…

Large digits provide ease in reading Water-resistant NIST Traceable® Certificate supplied Accuracy of 0.001% Jumbo digit stopwatch times to 24 hours. It features single action, time-out, cumulative split and continuous timing. Timing resolution is 1/100 of a second for the first 30 minutes. It…

3-in-1 combination meter Combines the functions of a Humidity Meter, Type K Thermometer, and InfraRed Thermometer for non-contact surface Temperature measurement Built-in InfraRed Thermometer for non-contact temperature measurement to 932°F (500°C) with 30:1 distance to target ratio Type K…

Consistent, reliable stirrer speed Digital display Glass ceramic top Conserves lab space Easy-to-use stirrers with digital displays indicate stir speed settings. Microprocessor-controlled feedback maintains consistent repeatable stir speed. Control automatically adjusts motor strength to…

Compact and portable; can be used to monitor light levels anywhere or to check lux level of a specific light source Range: 0.1 to 400,000 lux, 40,000 fc Extra large LCD (1 1/2” high) with bar graph Quick, accurate responses Selenium cell photosensor is hermetically sealed…

Triple display Adjustable volume Adjustable alarm duration Memory recall NIST traceable certificate User-friendly timer displays three different times simultaneously, counts down and alarms. Three different tests may be run at the same time using three line display. Channels can be started…

Detachable clip Accuracy: 0.001% Resolution: 0.01 second Timing capacity: 9 hours Timing functions include single-action, time in/out, continuous timing, cumulative split, interval split, 300 memories and repetitive programmable. Stopwatch is 3” x 2 1/2” x 7/8” and weighs 2.5…

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…

Accuracy: 0.001% Resolution: 1 second Timing capacity: 9 hours Timing functions include single-action, time in/out, continuous timing, cumulative split, interval split, 60 memories and repetitive programmable. Stopwatch is 2 1/8” x 2 5/8” x 3/4” and weighs 2 ounces. Includes…

Time three tests simultaneously with ease 3-line display with easy-to-read 1/2 digits NIST Traceable® Certificate supplied Accuracy of 0.01% Channel buttons Adjustable bench stand Sleek and streamlined case Time may be set from 19 hours, 59 minutes, 59 seconds to 1…

Quartz-crystal accuracy Large, 2 1/8" LCD digits NIST traceable Unit displays time in 12-hour AM/PM or 24-hour military time. Temperature can be displayed in °C or °F. Perpetual calendar shows month, date, day of week and automatically adjusts for leap year. Clock includes an individually…

Air velocity ranges /resolution (see chart below for details) Accuracy is ±(1% full scale plus 1 digit) Temperature accuracy is ±0.8°C or 1.5°F Probe expands from 9 1/2 inches to 3 feet in length Features include minimum/maximum memory, data hold and Serial…

Used for blood cell and corpuscle counts or wherever double counting is required Two registers each registers to 9999 Large, rectangular pushbuttons and zero reset knob on both sides Pushbuttons for the two independent registers are color-coded, and both sides are reset simultaneously…

For blood cell, corpuscle, and blood platelet counts, bacteria colony work, etc. Registers to 9999 and two reset knobs permit quick resetting to zero

Lightweight and disposable Sound confirmation every time a button is pressed NIST Traceable® Certificate supplied Accurate to 0.1% Ideal for easy-duty, occasional-use needs where high precision is not a requirement. Can be worn around the neck with the (included) 38” lanyard. Times to 24 hours…

Measures Carbon Dioxide (C02) , Temperature, Humidity, Dew Point, and Wet Bulb Calculates statistical 8 hour and 15 minute time weighted averages Maintenance free NDIR (non-dispersive infrared) CO2 sensor Measurement ranges: CO2: 0 to 5,000ppm, Temperature: 14 to 140°F (-10 to 60°C) , Humidity:…

Waterproof pocket size with Air Velocity, Temperature and Windchill The 45118 is a Waterproof pocket sized Thermo-Anemometer for Air Velocity, Temperature and Wind-chill measurements. Simultaneously display Air Velocity and Temperature or Wind-chill on the LCD screen. Selectable averaging…

Easy contact operation Accuracy is 4% + 2 digits Tachometer reading range is from 10.000 to 99,000 (resolution 0.001, 0.01, 0.1, 1). In addition, it reports results in feet per minute (3.0000 to 30,000), yards per minute (1.000 to 10,000) and meters per minute ( 1.000 to 9999.9).…

Single-action, time-out, cumulative split and continuous timing stopwatches Time to 24 hours Accuracy: 8 sec/day Resolution: 0.01 sec up to 30 min, 1 sec above 30 min Battery type: 1.5 V button cell Stopwatch is waterproof to three atmospheres. Stopwatches have a resolution of…

Dual Laser Targeting Choose from 12" or 30" distance model where two laser points converge to 1" target spot White backlit dual LCD display Fast 0.15 second response time with Max display Adjustable emissivity increases measurement accuracy for different surface Adjustable…

Color correction filter Unit recalls highest, lowest and average readings Analog output for strip and chart recorders (0.1 millivolts per digit) Accuracy is ±(5% plus 2 digits) Ranges in Lux are 0 to 1999 (1 Lux resolution), 2000 to 19,900 (10 Lux resolution) and 20,000 to…

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…

View giant size digits on your bench timer from across the lab. Visible from shelves, in hoods, or perched on instruments. Eliminates “squinting” to observe alarm time remaining. Giant-Digits with 1-1/3 inch digit height Viewable from 50 feet Countdown and alarms on single…