Sper Scientific 840015 Sound Meter Type 1
Type 1 Sound Meter
Meets IEC61672 and ANSI S1.4 frequency weighting and time weighting specifications for a class 1 sound meter. Features a large LCD display, fast or slow time weightings, peak hold and AC output. A calibration adjustment allows the user to quickly calibrate the meter’s internal electronics. Can also be acoustically calibrated, in compliance with OSHA, using Acoustical Calibrator 850016 or equivalent. CE Approved. Comes ready to use with a windscreen, calibration tool, instructions, and two 9V batteries, all contained in a hard shell carrying case. N.I.S.T. traceable certificate of calibration available.
Dimensions: 10½" × 3½" × 1½" (267 × 89 × 38 mm)
Weight: 16.1 (454 g)
ANSI S1.4 Type 2
Specifications for Sound Level Meters
The American standard for sound level meter performance. Very similar to IEC 60651. Grades in order of accuracy: Type 1, Type 2
IEC 61672-1 Class 2.
Electroacoustics - Sound level meters
This is the most recent sound level meter standard and the one that modern measurement regulations will require. Grades in order of accuracy: Class 1, Class 2
