EXTECH 407355 Máy đo độ ồn kết nối máy tính

Name: EXTECH 407355 Máy đo độ ồn kết nối máy tính
Brand: EXTECH
SKU: EXTECH407355
Availability: OutOfStock

Standards: Meets ANSI S1.25(1991) Type 2, ISO-1999, BS 402 (1983)

Range/Resolution: 70 - 140 dBA / 0.1dB

Digital Display: LCD 0.01-9999%

Criterion Level: 80, 84, 85, or 90dB

Exchange Rate : 3, 4, 5 or 6 dB

Threshold Level : 70-90 (1db steps)

Frequency weighting: A

Response Rate: Fast or Slow

High Level: Detector/Peak Flag 115dB / 140dB

Dimensions/Weight: 4.2 x 2.5 x 1.3" (106 x 64 x 34mm) 8oz. (227g) incl.batteries

Microphone:1/2 inch electret condenser with 31" cable

Battery Life:34 hrs

Event Storage: 5 surveys

RS232 Interface: yes

Real time clock: yes

Details

Features

Perform OSHA and IEC Noise accumulation surveys
Adjustable Criterion Level, Exchange Rate, and Threshold
Applications include Personal accumulated noise exposure measurement, Workplace noise assessment, OSHA and other regulatory agency compliances
Datalogs up to 4500dB readings when used as a sound level meter
Optional 94/114dB calibrator to perform “before” and “after” calibration checks per ANSI standards
Stores up to 5 dosimeter surveys. Data includes Start/Stop Time, %Dose, TWA, peak flags, when used in the Dosimeter mode
Bi-directional RS-232 with Windows® 95/98/NT/2000/ME/XP compatible software to control setup and retrieve stored events or analyze real time measurements

Includes