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…

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…

Traceable Automatic memory reset Integrated magnet and clip Thomas timer counts down from 9999 minutes in one-minute increments. It has a countdown resolution of 1 second for times below 99 minutes.  Users can select an audible alarm or a bright flashing LED visual alarm with the…

Automatic timing option for simplified, accurate measurement of efflux times Microprocessor controls temperature between ambient and 240°C (464°F) Four-tube capacity Dual digital displays show setpoint and actual temperature °C/°F selectable Conforms to ASTM…

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…

Easy-to-learn operation NIST Traceable® Certificate supplied Quartz-crystal accuracy to 0.01% Ideal QC (quality control) countdown and alarm timer combines easy, three-button operation with giant-size digits. Times may be set up to 20 hours in any minute increment. At zero, a 1-minute alarm…

Large 3/4” display 24-hour capability Adjustable volume alarm Bright red, flashing light; can be used w/o sound to signal end of cycle Unique start/stop button for easy access Unit counts down in second increments. Loud alarm and flashing light command…

NIST Traceable® Certificate supplied 6-digit 1/4” high LCD Convenient clip attaches timer to buttonhole, belt loop, notebook or keys Accurate to 0.01% The Traceable® Timer Plus is three timers in one: a countdown alarm timer, a stopwatch and a time-of-day clock. The…

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…

2 channels, plus memory Timing capacity: 23 hours, 59 minutes, 59 seconds Resolution is 1 second Accuracy is 0.01% Clock is provided with an individually serial numbered Traceable® certificate from an ISO 17025 calibration laboratory accredited by A2LA. It indicates…

Waterproof (IP67) rugged design for heavy duty use CAT IV-600V safety rating for industrial applications 0.5% basic accuracy Over-sized high contrast 4000 count LCD backlit display 1000V input protection on all ranges Dual sensitivity frequency functions Relative Mode Data Hold and Auto…

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:…

Numbered keys for easy countdown timer setting Vivid LCD digits readable from 8 feet NIST Traceable® Certificate supplied Accurate to 0.01% The alarm timer stopwatch counts down with an alarm and counts up with a time-out feature. It can be programmed to count down from 99 minutes, 99 seconds…

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.…

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…

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…

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…

For obtaining counts automatically as percentage Wide steel base plate for desk or benchtop mounting Color-coded buttons All counters and totalizers register to 999 Quickly and accurately obtain differential blood cell, bone marrow, chamber and other laboratory counts. Locking totalizers…

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…

For rapid and accurate counting of multiple factors Wide steel base plate for desk or benchtop mounting Color-coded buttons All counters register to 999 Counters without totalizers offer inexpensive multiple counting

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…

NIST Traceable® Certificate supplied 3/8” LCD digits for easy viewing Accurate to 0.01% Times two tests at once Two-Memory Timer delivers on-the-dot timing operations, whether counting up or down from 23 hours, 59 minutes, 59 seconds. Timer can be used as a time-of-day…

3 channels, plus memory Resolution is 1 second Accuracy is 0.01% Timing capacity: 99 hours, 59 minutes, 59 seconds to 1 second Clock is provided with an individually serial numbered Traceable® certificate from an ISO 17025 calibration laboratory accredited by A2LA. It indicates…

DC/AC Current True RMS Type K thermometer DC Zero Clamp-on multimeter with built-in non-contact InfraRed Thermometer Infared thermometer and rugged double molded housing Non-contact InfraRed Temperature measurements with laser pointer Peak hold captures inrush currents and Transients

Display 7/8" x 3/8" to 00.00 Press “min” and “set” together to reset Press “start/stop” to start and again to stop Press any key to stop alarm “Recall” feature returns automatically to preset time Displays up to 99 minutes…

Measures up to 1832ºF with 50 to 1 distance to target ratio Laser pointer to identify target area Highest 50 to 1 distance to target ratio measures smaller surface areas at greater distances Widest Temperature range from -58 to 1832ºF (-50 to 1000ºC) Adjustable high/low alarm alerts user…

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…

1 Channel plus memory Resolution is 1 second Accuracy is 0.01% Mini-Alarm Timer/Stopwatch can count up or down. Timing capacity is 99 hours, 59 minutes, 59 seconds. Device comes with easel stand and magnet. Timer/Stopwatch is provided with an individually serial numbered…

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…

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…

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

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.…