Extech HD700 Manometru digital presiune diferentiala(2psi)

• Dual differential inputs for pressure and temperature
• Displays 5 types of pressure units
• For use with R22 and R410A refrigerants
• Standard 1/4 NPT male flare fittings

 

• Large easy to read digital display
• AC/DC Voltage, DC Current, Resistance, Continuity, Diode Test and Type K Temperature
• 1.5V and 9V Battery test function
• Complete with 9V battery, general purpose Type K bead wire probe and test leads

 

• Simultaneous numerical and graphical display of Humidity and Temperature readings, plus Time and Date
• Measures Humidity (10 to 95%RH) and Temperature (-20.0°F to 140.0°F) plus calculates Dew Point
• Basic accuracy 3%RH, 1.8°F/1°C
• Large dual graphical LCD displays with adjustable vertical and horizontal TAC resolution
• Internal memory records up to 49,000 data points and can be transferred to a PC via RS-232 serial port for further data analysis
• LCD indicates percentage of memory remaining
• Comes with 220V AC power supply

 

• 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

 

• 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

 

• ±29psi with 0.02psi resolution
• 8 selectable units of measure
• Zero function for offset measurements
• Data Hold, Auto power off, and Min/Max functions

 

• Alternately displays Carbon Monoxide (CO) concentration, Air Temperature, and Relative Humidity readings (cycles approximately every 6 seconds)
• Visible bright tri-colored (green, yellow, red) LED alarm indicator
• Adjustable audible alarm for readings exceeding one of the selected ranges: 25ppm, 30ppm, 35ppm, 50ppm, 100ppm or 200ppm
• ZERO Re-Calibration function
• Manual Temperature and Relative Humidity Compensation (adjustable)
• CO Calibration function in fresh air

 

• 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

 

• Large 2000 count LCD display
• AC/DC Voltage & Current, Resistance, Capacitance, Frequency, Temperature, Duty Cycle, Diode/Continuity
• Relative zero, Data Hold, Range Hold and Auto power off
• 10A fuse protection
• Overload protection and indication
• Includes protective holster with stand, general purpose Type K bead wire temperature probe, 2 AAA batteries and test leads

 

• High test voltages up to 10kV with Insulation Resistance to 500GOhm
• Polarization Index (PI) measurement
• Dielectric Absorption Ratio (DAR) measurement
• EnerSave™ limits test duration to 10 seconds to save energy
• Complete with built-in heavy duty carrying case with cover, test leads, alligator clips, and 8 x C batteries