Extech 407730 Digital Sound Level Meter

• Checks for Carbon Dioxide (CO2) concentrations
• Maintenance free dual wavelength NDIR (non-dispersive infrared) CO2 sensor
• Triple LCD simultaneously displays CO2 , Temperature and Relative Humidity
• Measurement ranges: CO2 - 0 to 4,000ppm; Temperature - 32 to 122°F (0 to 50°C); Humidity - 10 to 90%RH
• Datalogger stores readings on an SD card in Excel® format for easy transfer to a PC

 

• Memory card for capturing images (JPEG) or video (AVI) for viewing on your PC
• Detachable wireless 3.5" color TFT LCD display can be viewed from a remote location up to 32ft (10m) from the measurement point
• 39" (1m) flexible gooseneck with waterproof camera (17mm diameter) and 2 built-in bright LED lights for illuminating dark areas

 

• 6 ranges with 3 sub-ranges in each current range
• Measurement of resistive and inductive materials
• 5-Digit backlit LCD, PC interface
• Auto or Manual ranging, 10A maximum test current
• Store/Recall up to 3000 measurements

 

• High resolution (1mV and 1mA) user programmable output
• Selectable constant Voltage or Current modes
• 0 to 60 second programmable overload delay timer
• Storage/Recall memory

 

• Three axis (X, Y, Z direction) electromagnetic field measurement
• Ideal for EMF measurements around power lines, electrical appliances and industrial devices
• Wide measuring ranges (3 ranges of µTesla or mGauss)
• Big digit LCD display, Data hold
• Easy to use remote probe
• Complete with sensor with 3ft (930mm) cable, 9V battery, and hard carrying case

 

• 4" (10cm) vane allows for more precise readings on larger size ducts
• Air Velocity, Air Flow, Relative Humidity, Wet Bulb and Dew Point, Carbon Dioxide (CO2)
• Built-in thermistor for air temperature
• Multipoint and timed average calculations

 

• Troubleshoot electrical/electronic circuits and identify up to 16 local or installed lines
• MultiMeter functions include: AC/DC Voltage and Current, Resistance, Diode, and Continuity
• Transmitter/Receiver enables one person to remotely identify up to 16 wires
• Wire voltage check from 5 to 16VDC
• Data Hold and Max Hold, Auto power off

 

• 250V, 500V and 1000V Test Voltages
• Measure Insulation Resistance to 10GOhm
• Large LCD display with analog bargraph
• Lo Ohm function for testing connections

 

• Backlit LCD displays TVOC (Total Volatile Organic Compound) and HCHO (Formaldehyde) concentrations simultaneously in real-time
• Built-in fast response, high accuracy fuel cell Formaldehyde sensor
• Two selectable units of measure (ppm, mg/m3)
• Adjustable audible and visible high/low alarms
• Auto Power Off
• Complete with rechargeable battery and Universal AC Adaptor/Charger (multi-plugs US, EU, UK, and AU)

 

• High Accuracy and Resolution
• One touch "Auto Zero"
• Large 4000 count LCD display
• Easy to use, single function meter