Test, Measure & Inspect By Extech

• Contact model with surface wheels enable tachometer to measure linear surface speeds in feet/minute, meter/minute and yard/minute
• Non-contact integral light beam model with ideal measurement range up to 6 inch (150 mm) distance
• Auto ranging with 0.1 percent basic accuracy
• Hold button freezes displayed reading
• Ergonomically designed and pocket sized housing with protective finger guard

• True RMS for accurate readings of noisy, distorted or non-sinusoidal waveforms
• AC/DC Current and DC Zero function
• Compact 0.7\" (17mm) jaw size allows measurements in tight locations
• Variable Frequency Control (VFC): Low pass filter for accurate measurement of variable frequency drive signals
• Built-in Non-Contact Voltage (NCV) detector

• Battery: 9V battery (1)
• Display type: lcd
• Response time: 30 seconds
• Rh accuracy: 2 percent rh
• Rh resolution (percent): 0.1 percent

• Non-contact IR Temperature measurements with laser pointer
• True RMS Current and Voltage measurements Peak hold captures inrush currents and Transients
• Multimeter functions: AC/DC Voltage, Resistance, Capacitance, Frequency, Diode, and Continuity
• 1.7\" (43mm) jaw opening for conductors up to 750MCM or two 500MCM
• Complete with standard test leads, 9V battery, general purpose Type K probe, belt holster, and professional CAT III-1000V Test Leads

• Make contact measurements of rotating objects
• Measure linear surface speeds in feet/minute or meter/minute using the three accessory wheels provided
• 0.05 percent accuracy
• Recalls last/maximum/minimum values

• Measures insulation resistance up to 2000m
• 250V, 500V and 1000V DC test voltages
• Measures ac voltage up to 750V and DC voltage up to 1000V

• 407026 PC interface with heavy duty light meter
• Percentage displays differential from reference point
• Enhance accuracy by selecting lighting type tungsten/daylight, fluorescent, sodium, mercury

• Checks for carbon dioxide (CO2) concentrations
• User-adjustable high/low alarms
• Maintenance free NDIR (non-dispersive infrared) co2 sensor

• Checks for carbon dioxide (CO2) concentrations
• User-adjustable high/low alarms
• Maintenance free NDIR (non-dispersive infrared) CO2 sensor

• PH220-C kit to include ATC pH polycarbonate electrode (12 mm diameter) with 39 inch (1 meter) cable
• Large LCD displays pH or mV and temperature simultaneously
• Microprocessor provides for automatic buffer recognition
• Memory stores 25 readings
• Automatic temperature compensation via Pt-100 sensor built into electrode

• USB interface for easy setup and data download
• Selectable data sampling rate is 1 second to 24 hours
• Temperature Accuracy : 1.8F (14 to 104F),3.6F (all other ranges);1.0C (-10 to 40C),2.0C (all other ranges)
• Humidity Accuracy : 3 percent RH (40 to 60 percent),3.5 percent RH (20 to 40 and 60 to 80 percent),5 percent RH (0 to 20 and 80 to 100 percent)

• Large 5 digit backlit LCD display
• Store/recall 10 data sets in memory with 4 parameters (measurement, max, min and average)
• Wide rpm (photo and contact) and linear surface speed/length (contact) measurements

• Measuring ranges 40, 400, 4000 and 40,000 foot candles; 40, 400, 4000, 40,000 and 400,000 lux
• Max resolution 0.01Fc/lux
• Extra large display with analog bar graph
• Minimum/maximum, peak hold, relative and data hold
• Remote sensor with 39 inch coiled cable and protective cap