Extech ET38 Tester tensiune si Continuatate

• Large easy to read analog display
• Three test voltages 250V, 500V, and 1000V
• Insulation Resistance to 400MOhm
• Lock Power On feature for extended test times

 

• Wide operating temperature range: -40°F to 185°F (-40°C to 85°C)
• Humidity range: 0 to 100% RH
• Records up to 16,000 readings (8,000 readings for each parameter)
• Use in storage containers, shipping vans, freezers and more
• Logs data for days, weeks or months - up to 1 year battery life

 

• Simultaneously displays Carbon Monoxide (CO) concentration, Air Temperature, and Relative Humidity readings with date (Year, Month, Day) and time
• Visibly bright LED indicates active monitoring (green) or surpassed CO alarm threshold (red)
• Extra loud audible beeper alarm level meets UL 2013 Standard (>85dB @ 3 meters); default alarm threshold at 30ppm (user adjustable)
• Designed with Electrochemical CO sensor
• Record/Recall Max reading for CO concentration
• CO calibration function in fresh air

 

• Sensor wavelength range 320 to 390nm
• UV sensor with cosine correction measures irradiance from UVA light sources up to 20.00mW/cm²
• Backlit LCD to view in dimly lit areas
• Zero function
• Data Hold and Min/Max functions

 

• 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

 

• Designed to meet ANSI and IEC 61672 Class 2 standards
• USB interface for easy setup and data download
• 30 to 130dB range
• Datalogging capability up to 129,920 records

 

• Measure Insulation Resistance to 20GO
• 5 Test Voltage ranges
• Polarization Index (PI) and Dielectric Absorption Ratio measurements (DAR)
• Low Resistance measurement with Zero function
• Programmable Timer feature sets the duration of test

 

• One relay output
• Dual 4-digit LED displays of process and setpoint values
• User friendly menus and tactile keypad for easy programming
• One-touch autotuning for quick setup & precise control
• Fuzzy Logic PID offers intuitive control simulating human control logic

 

• Measure Humidity, Air Temperature (with built-in probe) plus non-contact InfraRed Temperature
• Pinless moisture sensor allows to monitor moisture in wood and other building materials with no surface damage
• Remote pin-type probe (MO290-P) for contact moisture readings (3ft/0.9m cable length)
• Select from multiple wood types and measurement ranges
• Easy to read, large dual display with backlit feature

 

• True RMS DMM with 11 functions and 0.06% basic accuracy
• AC/DC Voltage & Current, Resistance, Capacitance, Frequency, Temperature, Duty Cycle, Diode/Continuity
• Dual sensitivity frequency functions (electrical/electronic)
• 1000V input protection on all functions
• 20A max Current