Extech ET38 Tester tensiune si Continuatate

• Measure AC Current, AC/DC Voltage and Resistance
• 1.25" (33mm) circular jaw opening for large cables (350MCM)
• Large 2000 count LCD display
• Data Hold freezes data in display
• Peak Hold captures in-rush currents
• Audible Continuity beeper

 

• 0 to 24mA (-25 to 125%) readout
• 24V DC power source for 2-wire current loop
• 0 to 20V DC calibration source
• Source and measure 8 thermocouple type devices (J, K, T, E, C, R, S and N)
• CJC - Cold Junction Compensation function
• Up to five user adjustable calibration presets
• Palm-sized double molded housing and large dot-matrix backlit LCD

 

• 2" to 330ft (0.05 to 100m) measurement range
• Automatically calculates Area and Volume
• Indirect measurement using Pythagorean theorem
• Continous mode with min/max function
• Displays Sum (+) / Difference (-) of multiple readings
• Front or rear edge reference

 

• 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

 

• Insulated inductive probe tip prevents shorting conductors
• Tests include wire trace, continuity test, clear/busy/ringing line test and tip/ring identification
• Alligator clips for non-terminated cables and modular connectors for direct connections to telephone and internet wiring
• Selectable continuous or variable tone generation
• Built-in speaker on probe with sensitivity control

 

• 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
• 380940 - 400A True RMS AC/DC power clamp meter
• Supplied in a soft carrying case that provides protection and organization for the meters whenever they are needed

 

• 8mm diameter camera head with 4 built-in bright LED lamps for dimly lit areas
• Handheld design for quick, easy, on-the-spot viewing in small openings
• Completely submersible in water down to 1 meter for 1 hour
• Non-detachable waterproof 39" (1m) flexible gooseneck cable retains configured shape
• 2.7" (68mm) color TFT LCD monitor for detailed images

 

• Non-contact InfraRed Temperature measurements with laser pointer
• Peak hold captures inrush currents and Transients
• MultiMeter functions include AC/DC Voltage, AC Current, Resistance, Capacitance, Frequency, Diode, and Continuity
• 1.7" (43mm) jaw opening for conductors up to 750MCM or two 500MCM
• 4000 count backlit display
• Autoranging with manual range button

 

• Durable construction
• Case may be grounded separately
• 3 binding posts permit isolated substitutions
• 5% Capacitance substitution from 100pF to 11,111µF
• Excellent for circuit development
• Five decade ranges of capacitance

 

• 3-phase Voltage or Current Unbalanced Ratio (VUR, AUR) and unbalanced factor
• Capture Transient events (including dip, swell, and outage) with programmable threshold (%)
• Log up to 30,000 reading on a removable SD memory card in Microsoft Excel® format
• Wide sampling rate range (2 seconds to 2 hours)
• Built-in Clock and Calendar