Extech CO250 Portable Indoor Air Quality CO2

• 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

 

• Includes CL200 meter, pH and ORP electrodes, reagent tablets, 4 plastic cups, weighted stand, pH buffer pouches, batteries and carrying case
• 4-in-1 Water Quality Meter measures Chlorine, pH, ORP plus Temperature with interchangeable flat surface electrodes (included)
• Flat surface electrodes work in liquids, semi-solids and solids
• Memory stores and recalls 15 readings and saves last calibrated value
• Large 3-1/2 digit (2000 count) Digital display with bargraph

 

• Test Voltages of 250V, 500V, and 1000V
• Measure Insulation Resistance to 5.5GOhm (autoranging)
• AC Voltage measurement from 30 to 600V
• Polarization Index measurement (PI)
• Dielectric Absorption Ratio measurement (DAR)

 

• Designed for professionals who routinely audit existing and replacement lighting systems for energy efficiency and lighting performance
• Kit includes:
• LT300 - Light meter with digital and analog display of light in Foot-candles or Lux
• DT200 - Compact laser distance meter with area/volume calculation functions
• Supplied in a soft carrying case that provides protection and organization for the meters whenever they are needed

 

• 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

 

• Quickly indicates the moisture content of materials with Pinless technology without damaging the surface
• Remote Pin-type probe (MO290-P included) allows for contact moisture readings (3ft/0.9m cable length)
• Manually store/recall up to 20 labeled readings
• Works on multiple wood types and other building materials
• Easy to read, large dual display with automatic backlight feature

 

• Quickly locate 110V to 125VAC Circuit Breakers and Fuses
• Variable Sensitivity adjustment to pinpoint correct circuit breaker
• Bright Red and Green LEDs indicates if receptacle is correctly wired or six fault conditions
• Push button GFCI test
• Audible and visual circuit breaker indication

 

• Compact size housing with built-in NTC thermistor, capacitive humidity sensor, and barometric pressure MEMS sensor designed with standard USB connector for easy data downloading to a PC
• 5-digit LCD display with battery life indicator
• User programmable settings: 6 languages, sample rate, start delay time, alarm delay time, high/low alarm range, and security feature
• Status Indication via Red and Green LEDs
• Start button begins continuous datalogging, which continues until memory is full at 48,000 readings (16K for each parameter), or when Stop button is pressed
• Bookmark 8 locations in a data recording log with a press of the Mark button

 

• Built-in sensors measure Air Velocity, Air Flow, Temperature, Humidity, Wet Bulb, Dew Point, Heat Index, Wind Chill, Barometric Pressure, Altitude, and Light
• Field replaceable low friction vane wheel improves air velocity accuracy
• Backlit LCD display (auto off after 5 seconds)
• Data Hold, Auto Power Off, Auto-rotating display depending on function
• Complete with built-in multiparameter sensors, wrist strap, and CR2032 battery

 

• Multi-Field measurements: Magnetic Field, Electric Field, and Radio Frequency (RF) Strength
• Magnetic Field Triple Axis Sensor (X, Y, Z)
• Audible alarm
• 2.4" (240 x 320 pixels) color TFT display
• Adjustable screen brightness (low, medium, high)
• Store up to 20 RF historical records