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.…

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…

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…

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…

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…

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…

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…

Adjustable to 30V/3A with fixed 5V and 12V outputs Adjustable Voltage and Current output Easy snap terminals for fixed 5V/0.5A and 12V/1A outputs Constant Voltage or Current Current limiting indicator Overload and short circuit protection Binding post terminals for variable supply

Compact size Convenient portable size with wide temperature range measuring up to 1200°F (650°C) Adjustable High/Low setpoints with audible alarm alerts user when temperature exceeds the programmed setpoints Adjustable emissivity for better accuracy on different surfaces Built-in laser pointer…

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

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…

Large, digital and easy-to-read from over twenty feet away One-inch high LCD digits help you monitor drying and incubation times Built-in alarm User can program two different activities from 24 hours to one second on portable countdown alarm timer Time-of-day and stopwatch (for counting up)…

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).…

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…

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…

3-5/8 inch high big digits for visibility from 25 feet Radio signal from NIST’s Colorado atomic clock automatically sets correct date/time; calendar displays month/date and day Temperature range: 32 to 113°F (0 to 45°C); resolution: 0.1° Relative Humidity range: 20 to…

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…

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…

6000 count LCD display Waterproof (IP67) rugged design for heavy duty use Rugged design — drop proof to 6 feet 1000V input protection on all functions Dual sensitivity frequency functions Dual sensitivity frequency functions Large backlit LCD with bargraph Duty Cycle function and Diode…

Ideal for Lab use Timer signals drying and incubating times, helps catch all test results, and even alarms for appointments.Extremely simple operation makes it a joy to use. Friendly operation makes it the lab’s most desirable timer. Large 1/4-inch-high LCD digits are easy to read.…

Lightweight and compact Wide measurement ranges Easy to operate Enviro Meter is four tools in one small and easy transportable hand-held unit. Anemometer, humidity meter, light meter and two thermometers all feature exceptional accuracy and reliability. Unit features a bright LCD…

Large display Hold function Air current accuracy: ±3% Air current range: 0.4 to 30 meters/second; 80 to 5900 feet/minute; 1.4 to 108 km/hour; 0.8 to 58 knots, 0.9 to 68 miles/hours Temperature range: 10 to 50°C/14 to 122°F RS232 out Unit is ideal…

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…

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…

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…

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…

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…

Adjustable 30V/1A supply Dual backlit LCD display for voltage and current Constant voltage or current Short circuit protection Current limiting High load/line regulation Low noise/ripple Banana plug output terminals

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…

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.…

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…

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…