The 42280 is an Extech Temperature and Humidity Data logger. Data logs up to 16,000 readings. Featuring a USB interface for downloading to a PC. Triple LCD displays humidity, temperature and date (year, month and day). Temperature range from -4 to 144°F (-20 to 70°C). Complete with Windows compatible software, USB cable, Universal AC adaptor, and four AA batteries.

Features:

� Triple LCD displays Humidity, Temperature, and date (Year, Month, and Day)

� Programmable from keypad or PC

� Selectable data sampling rate

� User programmable audible and visual alarms

� Wall, desktop, or tripod mount

� Calibration via optional salt bottles

� Complete with Windows® compatible software, USB cable, universal AC adaptor, and four AA batteries

More products EXTECH

EXTECH EX505 11 FUNCTION HEAVY DUTY TRUE RMS INDUSTRIAL MULTIMETER

• True RMS DMM with 11 functions and 0.5% basic accuracy
• AC/DC Voltage & Current, Resistance, Capacitance, Frequency, Temperature, Duty Cycle, Diode/Continuity
• Dual sensitivity frequency functions (electrical/electronic)
• 1000V input protection on all functions
• 10A max Current

EXTECH EX350 11 FUNCTION TRUE RMS MULTIMETER + NCV

• True RMS for accurate AC measurements
• 4000 count backlit LCD display
• Low Impedance (LoZ) prevents false reading caused by ghost voltages
• Low Pass Filter (LPF) for accurate measurements of variable frequency drive signals

EXTECH PQ3470 3-PHASE GRAPHICAL POWER & HARMONICS ANALYZER/DATALOGGER

• 3-phase Voltage or Current Unbalanced Ratio (VUR, AUR) and unbalanced factor
• Capture Transient events (including dip, swell, and outage) with programmable threshold (%)
• Log up to 30,000 reading on a removable SD memory card in Microsoft Excel® format
• Wide sampling rate range (2 seconds to 2 hours)
• Built-in Clock and Calendar

EXTECH MO50 MOISTURE METER

• Displays moisture level in wood and building materials such as wall board, sheet rock, cardboard, plaster, concrete, and mortar
• Audible Alert - tone rate beeps faster as the moisture level increases
• Icons display low, medium and high levels of moisture content
• Easy-to-use, compact-sized design

EXTECH 480823 SINGLE AXIS EMF/ELF METER

• Measure electromagnetic field radiation levels from fans, electrical appliances, wiring, and power lines
• Large 1/2" LCD (1999 count) display of Electromagnetic Field (EMF) level in milliGauss or microTesla
• Accurate measurements to 4% over a measuring range of 0.1 to 199.9mGauss (0.01 to 19.99µTesla)
• ELF frequency bandwidth of 30Hz to 300Hz
• Single axis - sampling 2.5 times per second

EXTECH 480836 RF EMF STRENGTH METER

• Ideal for EMF measurements of mobile/cell phones, base stations and microwave leakage
• Measurement optimized for 900MHz, 1800MHz and 2.7GHz
• Non-directional (isotropic) measurement with three-channel (triaxial) measurement probe
• Max Hold and Average functions

EXTECH EX430 11 FUNCTION TRUE RMS PROFESSIONAL MULTIMETER

• True RMS DMM with 11 functions and 0.3% basic accuracy
• AC/DC Voltage & Current, Resistance, Capacitance, Frequency, Temperature, Diode/Continuity, Duty Cycle
• Input fuse protection and mis-connection warning
• 20A max Current

EXTECH MA130 MINI 200A AC CLAMP METER

• Mini pocket-sized design
• Backlit LCD display
• 0.6" (16mm) jaw size fits conductors up to 300MCM
• Data Hold freezes reading on display
• Max Hold displays maximum reading
• Large LCD with backlit feature for viewing in dimly lit area

EXTECH 380460 PRECISION MILLIOHM METER (110V)

• High accuracy and performance for low resistance measurements
• Large 0.7" (18mm) LCD 1999 count
• 4-wire cables with Kelvin clip connectors
• Manual zero display adjust
• Overrange indication
• Compact, durable field service housing with protective cover

EXTECH SDL470 UVA/UVC LIGHT METER/DATALOGGER

• UVA probe captures long-wave 365nm UV irradiance measurements under a UVA (black light) source
• UVC probe captures short-wave 254nm UV irradiance measurements under a UVC light source
• Cosine correction filter and metal housing
• Datalogging feature records readings with date and time stamp on an SD card (included) in Excel® format
• Offset adjustment used for zero function or to make relative measurements
• Adjustable data sampling rate from 1 to 3600 seconds