Extech RH25 Heat Index Psychrometer

• True RMS for accurate readings of noisy, distorted or non-sinusoidal waveforms
• Unique smart AutoSensing feature
• Built-in Non-Contact Voltage (NCV) detector
• Convenient built-in LED Flashlight
• Audible Continuity tester

 

• Measure True RMS AC Voltage (600V) or Current (200A)
• Readings can be downloaded to your PC via the USB interface and analyzed using the included software or exported to a spreadsheet
• LCD indicates time/date, current readings and Min/Max
• Normal, Peak and Capture (user-specified trigger level) recording modes

 

• Measures from 2" to 197' (0.05 to 60m)
• Laser measurement accurate to 0.06 inches at 32 feet
• Historical Storage recalls the previous 20 records (measurements or calculated results)
• Automatically calculates Area and Volume
• Indirect measurement using Pythagorean theorem

 

• ±2psi range, 11 Selectable units of measure
• Max/Min/Avg recording and Relative time stamp
• Data Hold, Auto power off and Zero function
• Large LCD display with backlighting

 

• 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

 

• Smart Auto Sensing technology enables the meter to recognize the input and automatically switch to the correct mode of operation
• For AC Voltage, Auto Sense feature evaluates input signal and adjusts Input Impedance to eliminate effects of ghost voltages
• 0.6" (16mm) open jaw size
• True RMS for accurate readings of noisy, distorted or non-sinusoidal waveforms
• Built-in non-contact voltage detector with LED indicator
• 10,000 count backlit LCD display

 

• 99 memory locations for preset voltage and frequency output settings
• User-programmable Over Current Protection
• Programmable through the built-in RS-232 interface
• Data acquisition mode captures readings to your PC with a user-programmable sampling rate of 2 to 65,535 seconds
• Complete with AC power cord, RS-232 to USB cable and software

 

• AC Current, AC/DC Voltage, Resistance, Frequency, Capacitance, Temperature, Duty Cycle, Diode and Continuity
• Integrated Non-Contact Voltage Detector with LED alert
• Compact size allows measurments in tight locations
• 1.2" (30mm) jaw size for conductors up to 350MCM
• Relative Mode for Capacitance Zero and Offset Adjustment

 

• Total Step mode displays the total accumulated steps user walked after 7-day storage
• Auto power saving mode when meter detects no movement for 10 minutes
• Includes case with built-in clip to wear on your clothes and designed with lanyard insert hole (lanyard not included) to wear around your neck
• Complete with CR2032 battery and nylon case with window opening for display viewing and belt-clip

 

• Provides 1.5dB accuracy
• Meets ANSI and IEC 651 Type 2 standards
• Two measuring ranges: 35 to 90dB (Low) and 75 to 130dB (High)
• Max Hold with reset button
• Built-in calibration check (94dB)