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Pocket Light Meter
Rated 0 out of 5$89.00This pocket-sized light meter is capable of taking Footcandle (Fc) and Lux measurements. The R8150 features an LCD display, data hold/max functions, low battery indicator and auto shut-off. The tethered sensor allows for flexible operation while taking measurements.
Features
- Easy to operate with user selectable ranges
- Convenient pocket size design
- 4-digit LCD display
- Max and data hold functions
- Over range and low battery indicators
- Auto shut-off
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LED Light Meter
Rated 0 out of 5$195.00This LED Light Meter is capable of measuring popular light sources including white, red, green, yellow and blue LEDs up to 199,900 Lux (19,990 Fc). The R8140 includes an auto-ranging feature to optimize resolution and keeps track of minimum and maximum readings. This instrument is also capable of measuring standard incandescent light sources.
Features
- Measures ambient light levels of white, red, yellow, green and blue LED light and visible light in Foot-candles or Lux
- Backlit LCD display
- Detachable and rotatable light sensor
- Min/Max and data hold functions
- Cosine and color corrected measurements
- User adjustable parameter for specialized light sources
- Low battery indicator and auto shut off
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Laser Tachometer
Rated 0 out of 5$409.00This tachometer features both the ability to measure RPM (revolutions per minute) in rotational equipment and surface speed m/min (meters per minute) / ft/min (feet per minute) with included contact adapters. The built-in laser for non-contact measurement provides accurate measurements up to 6.5 ft (2000 mm) away from target.
Features
- Dual function unit with both contact and non-contact capabilities
- Provides fast and accurate RPM measurements of rotating objects and surface speed measurements MPM (meter per min) and FPM (feet per min)
- Laser provides improved accuracy at a greater distance
- Internal memory recalls min/max and last value
- LCD Display reverses depending on measurement mode
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Digital Humidity Meter
Rated 0 out of 5$125.00This Digital Psychrometer provides simultaneous relative humidity and air temperature readings, as well as automatically calculating wet bulb and dew point temperatures without needing to consult charts.
Features
- Simultaneous display of %RH, temperature and dew point or wet bulb
- Optional external probe (87P6) for contact/differential temperature measurement
- Max/Min/Avg readings
- Fast response
- Data Hold Function
- User selectable °F/°C
- Low battery indicator and auto shut-off
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Just Instruments Inc. is an ISO 9001:2015 certified Canadian company that provides services in the field of process control and laboratory instruments since 2009. We offer a wide range of On-Site & In-lab instrument calibrations, validations, sales, repairs & installation services.
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All Products


Featured Products
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Pocket Light Meter
Rated 0 out of 5$89.00This pocket-sized light meter is capable of taking Footcandle (Fc) and Lux measurements. The R8150 features an LCD display, data hold/max functions, low battery indicator and auto shut-off. The tethered sensor allows for flexible operation while taking measurements.
Features
- Easy to operate with user selectable ranges
- Convenient pocket size design
- 4-digit LCD display
- Max and data hold functions
- Over range and low battery indicators
- Auto shut-off
-
LED Light Meter
Rated 0 out of 5$195.00This LED Light Meter is capable of measuring popular light sources including white, red, green, yellow and blue LEDs up to 199,900 Lux (19,990 Fc). The R8140 includes an auto-ranging feature to optimize resolution and keeps track of minimum and maximum readings. This instrument is also capable of measuring standard incandescent light sources.
Features
- Measures ambient light levels of white, red, yellow, green and blue LED light and visible light in Foot-candles or Lux
- Backlit LCD display
- Detachable and rotatable light sensor
- Min/Max and data hold functions
- Cosine and color corrected measurements
- User adjustable parameter for specialized light sources
- Low battery indicator and auto shut off
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Laser Tachometer
Rated 0 out of 5$409.00This tachometer features both the ability to measure RPM (revolutions per minute) in rotational equipment and surface speed m/min (meters per minute) / ft/min (feet per minute) with included contact adapters. The built-in laser for non-contact measurement provides accurate measurements up to 6.5 ft (2000 mm) away from target.
Features
- Dual function unit with both contact and non-contact capabilities
- Provides fast and accurate RPM measurements of rotating objects and surface speed measurements MPM (meter per min) and FPM (feet per min)
- Laser provides improved accuracy at a greater distance
- Internal memory recalls min/max and last value
- LCD Display reverses depending on measurement mode
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Digital Humidity Meter
Rated 0 out of 5$125.00This Digital Psychrometer provides simultaneous relative humidity and air temperature readings, as well as automatically calculating wet bulb and dew point temperatures without needing to consult charts.
Features
- Simultaneous display of %RH, temperature and dew point or wet bulb
- Optional external probe (87P6) for contact/differential temperature measurement
- Max/Min/Avg readings
- Fast response
- Data Hold Function
- User selectable °F/°C
- Low battery indicator and auto shut-off
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TC Thermometer
Rated 0 out of 5$109.00This single input type-k thermocouple thermometer features a backlit LCD display and is capable of measuring -58 to 2000°F (-50 to 1300°C) and 223 to 2000 Kelvin. The R2400 includes a type-k beaded wire probe.
Features
- Type K thermocouple thermometer
- Easy-to-read backlit LCD display
- User selectable °C, °F or Kelvin
- Max and Data Hold functions
- User selectable resolution of 0.1 or 1°F (0.1 or 1°C)
- Tripod mount for long-term monitoring
- Low battery indicator and auto shut off
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Portable Digital RTD
Rated 0 out of 5$249.00This RTD thermometer has a platinum resistor sensor that requires less temperature compensation than thermocouple units. The C-370 is capable of measuring 3 types of RTD sensors: PT-100, PT-500 and PT-1000 (4 wire).
Features
- Designed to meet food service standards
- Quick responding, high accuracy
- Easy-to-read backlit LCD display
- User selectable °C, °F
- Min/Max/Avg functions
- Relative mode and Data hold
- IP67 rated waterproof housing
- Low battery indicator and auto shut off
Latest Products
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Voltage / Current Simulator
Rated 0 out of 5$495.00This voltage/current simulator is capable of sourcing voltage and current. The R5800 features an easy-to-read 5-digit LCD display, protective boot and kickstand.
Features
- Sources voltage and current
- 5-digit LCD display
- Automatic calibration
- Low battery indicator and auto shut off
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Temperature Simulator
Rated 0 out of 5$495.00This temperature simulator is capable of generating and converting an electrical signal to simulate temperatures for 8 different types of thermocouples and 7 RTDs. The R2800 features internal cold junction compensation, basic accuracy of 0.05% and an easy-to-read LCD display.
Features
- Source 8 thermocouple types, including R, S, B, E, K, J, T, N; and 7 RTD types, including Pt 10 (385), Pt100 (385), Pt200 (385), Pt500 (385), Pt1000 (385), Cu10, Cu50; plus volts and ohms
- Basic accuracy of 0.05%
- Internal cold junction compensation
- Easy-to-read 6-digit LCD display
- Zero adjustment button
- User selectable unit of measure (°F/°C)
- Low battery indicator and auto shut off
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IR Temperature Calibrator
Rated 0 out of 5$1,695.00his infrared temperature calibrator provides accurate temperatures to calibrate non-contact temperature instruments. The BX-500 is capable of generating temperatures up to 932°F (500°C) and is designed to accommodate various infrared thermometers.
Features
- For calibrating non-contact temperature instruments (infrared thermometers, pyrometers and thermal imagers)
- Wide aperture compensates for optical infrared thermometer variations
- Contact RTD reference well located directly behind the blackbody target to assure accurate results
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Conductivity Meter
Rated 0 out of 5$399.00This SD Series datalogger is capable of measuring conductivity, total dissolved solids (TDS) and salt levels in water. The SD-4307 features Data hold, Max/Min functions, and an easy-to-read backlit LCD display. Using an SD card (max 16Gb), a user can select a desired sampling rate and quickly generate an Excel file without the use of software. Optional accessories include a tripod and AC adapter for continuous long-term monitoring. Optional PC software also allows a user to track live measurements.
Features
- Measures conductivity, total dissolved solids (TDS) and salt levels in water
- Automatic temperature compensation
- Real time datalogger with integral SD memory card (optional)
- User selectable sampling rate
- Easy-to-read backlit LCD display
- Data hold and Min/Max functions
- Optional PC software features live tracking via USB connection
- Tripod mount for long-term monitoring
- Low battery indicator and auto shut off
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pH Meter
Rated 0 out of 5$119.00This digital pH pen displays both temperature and pH simultaneously on a dual LCD display. The R3500 features automatic temperature compensation for accurate readings and includes a built-in calibration procedure.
Features
- Dual LCD displays temperature and pH measurements
- User selectable °F or °C
- Automatic temperature compensation
- Replaceable pH electrode module
- Data hold function
- Waterproof housing
- Protective cap keeps sensor moistened
- Low battery indicator and auto shut off
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Portable Radiation Meter
Rated 0 out of 5$649.00This portable radiation meter detects alpha, beta, gamma and X rays. The R8008 features user adjustable alarm limits, internal memory capable of recording up to 4000 groups of data and the ability to connect wirelessly to a PC via Bluetooth. Typical applications include checking for radioactive deposits in the ground, X-ray scatter and monitoring environmental conditions to alert users of radioactive presence.
Features
- Detects Alpha, Beta, Gamma, and X radiation
- Automatic selection of measurement range
- Average time and pulse counting functions
- Backlit LCD display with bargraph indicator
- Accumulation of radiation detection values and conversions between different measurement units
- User-adjustable alarms (audio/visual indicators)
- Internal memory stores up to 4000 groups of data internally
- Bluetooth connectivity wirelessly streams data to computer via software
- Low battery indicator and auto shut off
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Light Meter/ Data-logger
Rated 0 out of 5$249.00This SD series datalogging light meter has a wide measurement range up to 100,000 Lux (10,000 Foot Candles) and features user selectable sampling rates from 1 to 3600 seconds. Using an SD card (max 16Gb) a user can select a desired sampling rate and quickly generate an Excel file without the use of software. Optional accessories include a tripod and AC adapter for continuous long-term monitoring. Optional PC software also allows a user to track live measurements.
Features
- Measures ambient light levels in Foot Candles or Lux
- Photo diode and colour correction filters meet C.I.E. spectrum specifications
- Contact temperature measurement with a type J/K thermocouple option
- Temperature is measured in °C or °F
- Real time data logger with integral SD memory card
- User selectable sampling rate from 1 to 3600 seconds
- Easy-to-read backlit LCD display
- Data hold and Min/Max functions
- Optional PC software features live tracking via USB connection
- Tripod mount for long-term monitoring
- Low battery indicator and auto shut off
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Pocket Light Meter
Rated 0 out of 5$89.00This pocket-sized light meter is capable of taking Footcandle (Fc) and Lux measurements. The R8150 features an LCD display, data hold/max functions, low battery indicator and auto shut-off. The tethered sensor allows for flexible operation while taking measurements.
Features
- Easy to operate with user selectable ranges
- Convenient pocket size design
- 4-digit LCD display
- Max and data hold functions
- Over range and low battery indicators
- Auto shut-off
Highest selling
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Voltage / Current Simulator
Rated 0 out of 5$495.00 -
Temperature Simulator
Rated 0 out of 5$495.00 -
IR Temperature Calibrator
Rated 0 out of 5$1,695.00 -
Conductivity Meter
Rated 0 out of 5$399.00 -
pH Meter
Rated 0 out of 5$119.00
Highest Price
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Thermal Imaging Camera
Rated 0 out of 5$2,995.00 -
Hardness Tester Pen
Rated 0 out of 5$1,895.00 -
IR Temperature Calibrator
Rated 0 out of 5$1,695.00 -
Vibration Meter Datalogger
Rated 0 out of 5$895.00 -
Force Gauge Datalogger
Rated 0 out of 5$799.00
Lowest Price
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Digital Stopwatch
Rated 0 out of 5$24.00 -
Digital Thermometer
Rated 0 out of 5$24.00 -
Digital Thermometer
Rated 0 out of 5$24.00 -
Conductivity Tester
Rated 0 out of 5$35.00 -
Circuit Breaker Finder
Rated 0 out of 5$49.00
Random Products
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Inspection Camera
Rated 0 out of 5$219.00 -
Hardness Tester Pen
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TC Thermometer
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Measuring Distance Wheel
Rated 0 out of 5$99.00 -
IR Temperature Calibrator
Rated 0 out of 5$1,695.00




