Extech VFM200: VOC/Formaldehyde Meter

• 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)

 

• Large LCD display with advanced illuminance functions and features
• Wide measurement range to 99,990Fc (999,900 Lux) with resolution of 0.001Fc and 0.01Lux
• Luminous intensity (candela) calculations
• Store and recall up to 50 measurements, includes relative or real time clock stamp
• Ripple function excludes the effect of stray light from the primary light source measurement
• Timed-Hold, Relative in absolute value or % deviation, and Comparator function with high low alarms

 

• 7 ranges for wide low resistance measurements
• High resolution to 0.01mOhm
• 1999 count display with 0.8" digits
• 4-wire test cable with Kelvin clip connectors
• Automatic zero
• Built-in comparator for Hi/Lo/Go resistance testing or selection

 

• Datalogging of single and 3-phase/3-wire or 3-phase/4-wire systems (up to 52,428 single phase readings or 17,476 3-phase readings)
• Flexible clamp probes can be used for wrapping around bus bars and wire bundles
• Large backlighting LCD displays up to 35 parameters in one screen
• Clamp-on True RMS power measurements with on-screen Harmonics display
• Simultaneous display of Harmonics and Waveform

 

• Meter with Heavy-Duty 8" (20cm) Probe
• Soil moisture content measurement from 0 to 50%
• Easy one-hand operation
• Min/Max records minimum and maximum moisture readings
• Data hold to freeze reading on display
• Water resistant

 

• Selectable loads of 12, 15 and 20 Amps
• Measures loaded and unloaded AC Line Voltage
• Calculates and displays % Voltage Drop and Line Impedance
• Displays Peak Line Voltage and Frequency

 

• Autoranging with 10 functions including Frequency, Capacitance, and Duty cycle
• Large high contrast 4000 count LCD display
• Auto Power off to conserve battery life
• Autoranging with Relative and Data Hold

 

• Works with GFCI circuits
• Tests for faulty wiring in 3-wire receptacles: Correct, Open Ground, Open Neutral, Open Hot, Hot/Ground Reverse, Hot/Neutral Reverse
• Lights indicate circuit condition
• Standard North American 3-prong plug

 

• True RMS for accurate readings of noisy, distorted or non-sinusoidal waveforms
• Compact 0.8" (22mm) jaw size accommodates conductors up to 300MCM and allows measurements in tight locations
• Unique Smart Auto Sense feature
• Low Pass Filter (LPF) for accurate measurement of variable frequency drive signals
• Built-in Non-Contact Voltage (NCV) detector for quick detection of live voltage
• Inrush current measurement

 

• Quickly locate Circuit Breakers and Fuses
• Receptacle Tester (Transmitter): Test GFCI circuits, LED indication of 2 test conditions and 6 wiring faults, Test Reversed/Open Connections
• Complete with Receiver, Transmitter and 9V battery
• Microprocessor-based automatic sensitivity adjustment, Audible and visual indication, low battery indicator, Ergonomic design