Extech Sound Meters and Sound Calibrators

Sound Level Monitor and Alarm

Unique programmable limit provides a warning when sound level exceeds the setpoint

• Programmable 30 to 130dB High Limit setpoint with clearly visible over-limit indication
• High Limit output controls optional relay module to illuminate large warning signs or any remote noise exceeded indicators
• ±1.5dB accuracy meets ANSI and IEC Type 2 Sound Level Meter standards
• Large LCD display with high contrast digits and bargraph is easily read from over 30 feet
• Displays maximum dB with time and date of occurrence

Sound Level Meter

High accuracy Type 2 Meter

• Provides 1.5dB accuracy
• Meets ANSI and IEC 651 Type 2 standards
• High and Low measuring ranges Max Hold with reset button
• Built-in calibration check (94dB)
• Analog AC/DC outputs for connection to an analyzer or recorder
• Tripod mount ideal for field use

Analog Sound Level Meter

Check noise level economically

• Easy to read analog display
• Max Hold
• Battery check
• Analog AC output for connection
  to chart recorders and dataloggers
• Tripod mount ideal for field use

Big Digit Sound Level Meter

Type 2 meter with large LCD display

• High accuracy meets ANSI and IEC 651 Type 2 standards
• 3 measuring ranges for greater accuracy
• Max Hold
• Analog AC/DC outputs for connection to an analyzer or recorder
• Tripod mount ideal for field use

Sound Level Meter with PC Interface

Big backlit display, PC Interface & background sound absorber

• High accuracy meets ANSI & IEC 651 Type 2 standards
• Background noise absorber for machine noise measurements filters ambient noise
• RS-232 interface for capturing data directly on a PC
• Large display with backlighting and analog bargraph
• Min/Max
• Analog AC/DC outputs for connection to a recorder
• Tripod mount ideal for field use

Sound Level Meter with PC Interface

Includes Windows® compatible software

• High accuracy meets ANSI and IEC 651 Type 2 standards
• Auto/Manual ranging
• Min/Max and Max Hold
• RS-232 interface for capturing data directly on a PC
• Analog AC output for connection to a recorder
• Tripod mount ideal for field use

16,000 point Data Logging Sound Level Meter

Type 2 meter with datalogging memory for 16,000 records plus PC interface and software

• High accuracy meets ANSI and IEC 651 Type 2 standards
• Large LCD with Fast 50 segment bargraph display
• Stored data can be transferred to a PC via RS-232 interface
• Real time and Date are logged with data; Max Hold function
• Tripod mount ideal for field use

Integrating Sound Level Meter

Leq and SEL measurements with built-in datalogger and PC interface

• Meets ANSI and IEC 651/804 Type 2 standards
• Datalogging function records up to 32,000 records
• Programmable integrating time;
  Real time calendar/clock
• Linearity over wide range (100dB)
• Display modes: SPL, SEL, Lmax/Lmin, & Leq

Real Time Octave Band Analyzer

Type 2 integrating sound level meter with Octave and 1/3 Octave Band Real Time display

• 160x160 dot matrix backlit LCD displays Leq, LE, Lmax, Lmin, and Lp
• Built-in memory stores up to 12,280 records in SLM mode and 1024 data points in 1/1 or 1/3 octave mode
• Stored data can be easily transferred to a PC via RS-232 interface and analyzed using software and cable provided
• A, C, and Flat weighting with Fast/Slow response time
• 25Hz to 10kHz frequency response
• Meets ANSI and IEC Type 2 standards
• Real time clock with Year, Month, Day, Hour, Minute, and Second display

94dB Sound Calibrator

1kHz Professional Calibrator for 0.5" or 1.0" Microphones

• Calibrates and verifies Sound Level Meter operation
• Battery test position with battery status LED indicates if battery is good
• For use on Sound Level Meters with 0.5" or 1.0" microphones
• Durable die-cast, aluminum housing
• 1kHz sine wave at 94dB/114dB is generated to an
  accuracy of 5% (frequency) and ±0.8dB

94 / 114dB Sound Calibrator

1kHz Professional Calibrator for 0.5" or 1.0" Microphones

• Calibrates and verifies Sound Level Meter operation
• LED indicator lights up when power is on
• Level position to select 94dB or 114dB
• For use on Sound Level Meters with 0.5" or 1.0" microphones
• Durable die-cast, aluminum housing
• 1kHz sine wave at 94dB/114dB is generated to an accuracy of 5% (frequency) and ±0.8dB