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…

Measures concentrations in Brix, salinity, refractive index and clinical parameters Full scale accuracy of ±0.2% using CCD scanner (= linear scanned array imaging) technology Reads samples as small as 0.4 ml Measurement results, unit of measure and sample temperature are all displayed on the…

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).…

For ORP (Oxygen Reduction Potential) measurement in water treatment, disinfection and labs. Highly stable and accurate readings with a large LCD display. Designed for simple one-hand operation. Features auto power off, hold function, and a low battery indicator. The case is IP65 waterproof, and…

One thermometer bulb is kept constantly wet by a siphon reservoir while the other gives a dry temperature reading. Humidity is obtained by comparing the two readings on the enclosed chart. Uses a safe and easy to read red liquid in place of the usual mercury. Dual scales of -10/50°C and …

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

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

Measure damaging UV (ultraviolet) light in the environment and museums UV degradation studies in the pharmaceutical, cosmetic, semiconductor, printing, window tinting, and other industries Laboratory chromatography, electrophoresis and forensics Test UV sterilization and dermatology lamps…

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

The remote ambient temperature / relative humidity sensor is mounted on a cord over 7’ long. Place the highly accurate sensor inside a desiccator, refrigerator, drying or other environmental chamber and view simultaneous displays of temperature and RH outside on the large LCD. Recalls min/max…

Red Liquid Whirling Hygrometer (-50~50°C) Obtain fast and accurate humidity readings anywhere by comparing the reading of the wet and dry bulb thermometers on the enclosed humidity chart. Eliminates the hazard of splattering mercury by using a safe and easy to read red liquid. The…

4 channels can be set independently but started simultaneously Loud alarm N.I.S.T. traceable certificate of compliance available: 1225A27

Split interval function N.I.S.T. traceable certificate of compliance available.

Automatically log up to 12,000 readings with date and time stamps and download them to your computer or manually record and review 99 readings on the meter’s display. Features a user friendly menu, backlit dot matrix display, auto power off and a tripod screw. This portable meter is ideal for…

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…

This Advanced Ultrasonic Cleaner is designed to remove grease, dust or other contaminants from surfaces and cavities of small/medium sized objects, parts and samples such as cuvettes, lenses, glassware, stainless steel instruments, metals, jewelry and more. Simply place objects directly into the…

Monitor indoor air quality in public spaces with potentially high levels of CO₂ (carbon dioxide) CO,sub Humidity Dew Point Air Temperature Wet Bulb Temperature Poor air quality may cause tiredness, inability to concentrate, and even illness (i.e., Sick Building…

The Water Quality Bench Top Meter from Sper Scientific measure all of the following parameters: pH ORP (oxygen reduction potential - SOLD SEPARATELY) mV Conductivity TDS (total dissolved solids) Salinity Temperature Rugged housing with large LCD displaying the…

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…

Enables remote sound level readings Features both RS232 computer interface and AC output. Also has A and C decibel frequency weighting scales, fast or slow time weighting, hold, peak hold, and min-max functions. Meets IEC 61672 class 2 and ANSI S1.4 type 2 frequency and time weighting …

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) …

Sper Scientific’s LED Light Meter compensates for the wide variety of color temperatures available in modern LED lighting. Unlike standard LED Light meters which are calibrated only to a particular color temperature bulb, Sper Scientific’s LED Light Meter compensates for the wide variety of color…

For calibration of all Sper Scientific digital sound meters and any sound meter with a ½" microphone. The 850012 Sound Level Calibrator is used to calibrate the sensitivity of the microphone and sound level measuring equipment. The design is based on the feedback method to ensure a highly stable…

Simply approach the source at any angle and the triple-axis meter automatically determines EMF (electro magnetic frequencies), eliminating the need for additional calculations. X, Y, and Z axis results can also be viewed independently. Measures electro magnetic fields of extremely low frequency…

Measure concentrations in brix, salinity and a wide variety of other parameters in the field with laboratory accuracy. As small, light and simple to use as optical refractometers, but with the precision of a digital readout. Reads samples as small as 1 ml. Sample temperature is initially displayed…

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.

The Digital Min Max Thermometer is a versatile device designed to measure and record indoor and outdoor temperature fluctuations. Its Min Max feature allows you to display and record the minimum and maximum temperature values, allowing you to track extreme temperatures over a period of time. …

12:1 distance to spot ratio (D:S) Measures up to 999°F (535°C) in 0.1° resolution Rugged and ergonomically designed Auto power off Simply hold the IR gun, press the trigger and aim the laser guide at the target. Results immediately appear in C or F on the backlit LCD…

Monitor visible light levels anywhere with fast, stable and accurate response. Results are easily read on the extra large LCD (1½" high, 38.1 mm) with bar graph, low battery and over range indications. The color and cosine corrected sensor meets C.I.E. photopic spectrum. Will read LED light. Also…

4 CHANNEL THERMOMETER This unique portable thermometer displays data from 4 thermocouple probes simultaneously on a large backlit LCD. Communicates with a computer via the bi-directional RS232 port and optional cable, and graphic software. Auto ranging with auto power off, minmax, hold…