Large Display Indicates time elapsed after count down reaches zero Has a stand, pocket clip, and a magnet N.I.S.T. traceable certificate of compliance available: 1225A17

Cover the entire 0 ~ 88% brix range with one instrument along with ND (refractive index), temperature and dextran, fructose, glucose, lactose, and maltose scales. Housed in a protective rubberized IP65 waterproof case to safeguard the electronics from wet environments and makes for easy clean ups.…

This unique instrument combines the features of an anemometer and a psychrometer. Air Speed Air Volume BTU (British Thermal Units) Air Temperature Dew Point Wet Bulb Humidity Also calculates air volume and BTU capacity. Excellent for HVAC, IAQ and environmental work.…

Measures dissolved oxygen to determine water quality in environmental testing, labs, industrial and municipal waste water, aquariums and fish hatcheries Automatic temperature compensation as well as compensation for salinity and altitude (all factors directly effecting DO readings) …

67 functions 12 or 10 digit LCD with 2 digit exponent Auto power off Handy storage memory for storage of conversions Capable of 15 levels of parenthesis Highly efficient solar panel that requires only 50 lux Functions include binary, octal decimal, sexaqesimal and hexadecimal…

¾ inch high digits Easily portable Warning alarms sound at 3 and 5 minutes prior Records elapsed time following the alarm N.I.S.T. traceable certificate of compliance available: 1225A46

Select a bright flashing yellow LED or an audible alarm Counts time elapsed after the alarm N.I.S.T. traceable certificate of compliance available: 1225A36, 1225A38 and 1225A40

Highly accurate thermometer (+/-0.3% rdg. +1 C) accepts any type K or J thermocouple probes. Fast response time over a wide temperature range (-200~1370ºC and -28~2498ºF) and high resolution (0.1 C/F). Advanced features include a large 3 /12 digit LCD, hold, auto power off, min/max/avg, and…

This multi-functional pen type water quality meter measures conductivity and total dissolved solids to determine water quality. The unit has auto calibration and automatic shut off if idle for 2 minutes. This compact unit weighs just 27 grams, is 6” in length and easily fits into a shirt…

Resilient silicon rubber Enables filling and dispensing of pipets with one hand, safely through avoidance of hand or mouth contact with liquid. Our Silicone Pipet Fillers offer a softer feel with easier and faster operation of valves. Silicone is also more chemically resistant and more…

Large, clear, dual scale Four inch dial is easy to read from a distance Gives readings in hecto Pascal (hPa) from 940 to 1060 readable to 1 hPa and mm of Hg pressure from 71 to 80 readable to .1mm. Barometer has an accuracy of ±± hPa. Complete with wall mounts. Weight: 2.6 oz.

Standalone light meter that can also wirelessly display, log and transfer readings to your iOS or Android smartphone. Sper Scientific’s Bluetooth Light Meter is small, light, and simple to use with results displayed on the meter’s large, bright backlit display. Choose readings in lux or…

Torricelli (1608 – 1647) proved that air pressure was subject to variations and in 1643 he devised the first barometer. Goethe, the famous German playwright, who enjoyed scientific experiments, later developed his own simple, but effective barometer using the principles established by Torricelli. …

Calculates SPL and L_EQ Sper Scientific’s Integrating Sound Datalogger measures sound pressure level (SPL) according to A or C weighting and integrates the weighted SPL over an established length of time, such as an 8-hour workday, to calculate cumulative sound exposure (LEQ).…

Records sound together with dB levels. This unique Sound Meter enables you to playback a live audio recording that is synced with the measured sound intensity graph. The meter and included software can quickly collect and analyze all standard sound data such as dB levels, LEQ and SPL, but also…

Protective Rubber Boot for Sper Scientific models 800004, 800007, 840045, 840046, 850014.

ROHS Compliant CE Mark 1-year warranty Everything necessary for immediate field use: pH SD Card logger 850060, sealed epoxy body reference combination electrode with a BNC connector and a 2½' cable, ATC temperature probe, pH buffers 4, 7, 10 and deionized water, batteries and instructions. All…

Our Multifunction Moisture Meter measures moisture content in wood and other building materials such as sheetrock, drywall, wallboard, concrete, mortar, plaster. It can also measure humidity, air temperature and dew point using the built-in probe. The unit allows for moisture measurement using 3…

Monitor up to 3 environmental parameters with one tiny instrument: Wind Speed, Air Temperature, Relative Humidity (RH). Light weight, tiny size with simple, one-hand, operation. They are perfect for scientists, agricultural specialist, facilities managers, HVAC professionals, home inspectors, field…

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…

All filled with safe red alcohol, white backed, total immersion, 6" (153 mm) long, in blue plastic holder.

Includes a detachable heavy-duty probe with ¼" PS connector for liquid, air, oil and gas. Features min/max, hold, low battery indicator, auto power off and an RS232 computer interface. Comes ready to use in a foam-lined, hardshell carrying case with 9V battery and instructions.

Easily read from across a room Simultaneously displays either one count up channel and a clock, or two count down channels Extra large start/stop button and a loud alarm Wall mount

Reads gauge and differential pressure in non-corrosive and non-ionized air and gas, (not for use with liquids). Records data along with date and time onto standard SD memory cards (like a digital camera). When full, simply exchange SD cards for unlimited data storage. The removable SD card is easy…

All Sper Scientific immersion thermometers are made with safe red liquid to SAMA specifications for ranges and accuracy. In addition, our thermometers have a number of extra quality features built in: Red Liquid Expansion Chambers Reinforced Bulbs to prevent breakage Horizontally…

This tiny meter is packed with features, yet its small and light enough to be carried in your shirt pocket. Choose from fast or slow time weightings, min-max readings and A or C decibel frequency weighting scales. All of these settings are simultaneously displayed on a large 11/4” backlit display.…

Measures dissolved oxygen to determine water quality in environmental testing, labs, industrial and municipal waste water, aquariums and fish hatcheries. Automatic temperature compensation as well as manual compensation for salinity and altitude (all factors directly effecting DO readings).…

All Sper Scientific immersion thermometers are made with safe red liquid to SAMA specifications for ranges and accuracy. Length 305 mm. • Red Liquid Expansion Chambers • Reinforced Bulbs to prevent breakage • Horizontally Printed Scales are easier to read in use • Ring Tops for submersion • Non…

Easily carried in a shirt pocket These tiny meters are less than ¾" thick and weigh only 4oz (120g). The controls, display and sensor are all neatly contained and protected within the folding case. Directions are printed right inside the cover. When open, the sensor may be extended for…

Meets IEC 61672-1:2013 Class 1 and ANSI S1.4:2014 Type 1 requirements for sound meters. Features fast or slow time weightings, peak hold and AC output. A calibration adjustment allows the user to quickly calibrate the meter's internal electronics. Can also be acoustically calibrated, in compliance…

The compact Food Safety Thermometer offers both surface and internal temperature readings in one portable convenient unit. Instantly check the surface temperature of food with the single push of a button using infrared technology. The built-in bright white flashlight helps indicate the surface…

Thomas No. 1229Q52:  ATC Temperature Probe Replacement For use with the following: pH SD Card Logger Thomas No. 1229Q61:  Conductivity Probe For use with the following meters: Pure Water Meter Benchtop Conductivity/TDS/Salinity Meter Benchtop Water Quality Meter