The testo 540 entry-level light meter is designed for carrying out spot checks in the workplace, shops, and offices. The light sensor is modelled on the spectral sensitivity of the human eye, and is ideal for measuring lighting conditions in the workplace.
This compact, easy to use meter has a number of useful functions and features, including a large, easy to read display, min/max values, a hold function, and a protective cap for safe storage.

Features:

For quick and easy measurements in the workplace
Sensor based on the spectral sensitivity of the human eye
Hold function, min/max values
Protective cap for safe storage

More products TESTO

TESTO 830-T1 - INFRARED THERMOMETER WITH LASER MARKING (10:1 OPTICS)

• Laser measurement point marker and large optics for exact measurement at greater distances
• Fast recording of measurement values at two measurements per second
• Hold function and display of min./max. values
• Adjustable emission factor 0.1 to 1.0

TESTO 312-2 - PRESSURE MEASURING INSTRUMENT UP TO 40/200 HPA

• DVGW-tested
• Switchable measuring ranges with high resolution
• Alarm indicator for undershooting of freely adjustable limit values
• Print out of measurement data with the testo fast printer

TESTO 875-1I - ADJUSTABLE FOCUS THERMAL IMAGER (160 X 120 FPA)

• Solar mode identifies solar intensity values
• SuperResolution Technology enhances image quality to 320 x 240
• Automatic hot/cold spot recognition
• Advanced report writing and image analysis with included software

TESTO 205 - ONE-HAND PH/TEMPERATURE MEASURING INSTRUMENT

• Ideal for measuring the pH value and temperature in semi-solid media, e.g. in meat
• Combined pH measuring tip with temperature probe - can be changed by the user
• Maintenance-free pH measurement thanks to gel electrolyte
• Two-line, illuminated display: pH value and temperature at a glance

TESTO 720 - TEMPERATURE METER

• Port for one RTD or NTC sensor
• Wide range of optional sensors for individual requirements
• User-defined thresholds, audible alarm
• Optional accessories for individual adaptation, like protection against aggressive media for use in laboratories

TESTO 735-2 - MULTICHANNEL THERMOMETER

• Up to 3 connectable and 3 wireless temperature sensors
• Super-size memory for up to 10,000 readings; PC software and USB cable included
• High-precision optional sensor for accuracy of up to 0.09 °F
• IP65 rated (dust/water ingress) HACCP / EN 13485 compliant

TESTO 206 PH2 - INSTRUMENT KIT

• pH2 probe head for semi-solid food
• Automatic full-scale recognition
• Maintenance-free gel electrolyte
• Leak-proof storage gel

TESTO SAVERIS 2-H2 - WI-FI DATA LOGGER FOR THE EXTERNAL TEMPERATURE AND HUMIDITY PROBE

• Plug-in temperature and humidity probes
• Large, easy to read display
• Automatically transmits data over 2.4 GHz Wi-Fi networks
• Stores up to 10,000 values per channel (temperature and humidity)

TESTO 760-2 - DIGITAL MULTIMETER WITH TYPE K AND TRMS

• APO (Auto Power Off) saves battery life
• Rugged meter with overmold housing
• Large, backlit, dual readout display with analog bar graph is easy to read
• Lead holder conveniently molded into housing for easy storage

TESTO 616 - MOISTURE METER

• Measures moisture in wood / building materials
• Non-destructive / precise measurements up to 2?in.
• 10 characteristic curves for different types of building material / wood
• Backlit display / hold function / min/max memory / ergonomic design