Extech HD400 Heavy Duty Light Meter

• True RMS DMM with 12 functions and 0.3% basic accuracy
• AC/DC Voltage & Current, Resistance, Capacitance, Frequency, TypeK & IR Temperature, Diode/Continuity, Duty Cycle
• Built-in non-contact InfraRed Thermometer with 8:1 distance to target ratio with 0.95 fixed emissivity
• Input fuse protection and mis-connection warning
• 20A max Current

 

• Checks for Carbon Dioxide (CO2) concentrations
• Maintenance free NDIR (non-dispersive infrared) CO2 sensor
• Indoor Air Quality displayed in ppm with Good (0 to 800ppm), Normal (800 to 1200ppm), Poor (>1200ppm) indication
• User programmable Visible and Audible CO2 warning alarm

 

• Test the output voltage, current, capacity and stability to prolong the charging equipment’s life cycle
• Test the quality of charging cable
• 10 storage bank locations
• Lightweight, ergonomic design with USB-A connector
• Complete with internal battery and USB plug cover for storage

 

• A bright flashing LED and loud pulsating beeper indicate local continuity
• Remote continuity with the use of the remote probe
• Flashing remote probe - two lead, bi-color (red/green) LED probe allows a single user to identify up to three wires or cables at a time
• Lightweight and pocketsized, clips on and hangs from the cable(s) under test without falling off
• Great for Electricians and Helpers, Cable TV and Audio System Installers, Alarm Technicians, Plumbers, HVAC Installers etc.

 

• Includes flexible, fiberglass core, 30m waterproof camera probe (spool assembly)
• 25mm camera head (60° FOV, long depth of field) with built-in bright 12 LEDs for illuminating the problem areas
• 5.7" color LCD TFT with high definition 640 x 480 VGA pixel resolution
• Rugged oil/chemical resistant and water/drop proof housing (IP67)
• Non-slip ergonomic handles for ambidextrous use
• SD memory card included to store >15,000 images
• Video recording (up to 4 hours) with Voice annotation

 

• Pinless moisture measurement depth to <4" (100mm)
• Measures Moisture up to 99.9% for Wood and other building materials
• Displays moisture level in wood and building materials such as wall board, sheet rock, tiles, 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

 

• 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

 

• Simultaneous display of Pressure, Air Velocity or Air Flow plus Temperature
• ±0.7252psi range
• 5 selectable units of pressure measurement
• Max/Min/Avg recording and Relative time stamp
• Data Hold and Auto power off functions

 

• Autoranging DMM with 12 functions and 0.5% basic accuracy
• AC/DC Voltage & Current, Resistance, Capacitance, Frequency, Temperature, Duty Cycle, Diode/Continuity
• Built-in non-contact AC voltage detector (NCV) with red LED indicator and audible beeper
• Large-digit 4,000 count LCD display
• 10A max Current

 

• 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