WAQAS GROUP

Extech 407355 Noise Dosimeter/Datalogger with PC Interface original extech brand price in Pakistan 

Measure total sound exposure over an 8-hour period

407355 is a Personal Noise Dosimeter Datalogger which performs OSHA and IEC Noise accumulation surveys to measure total sound exposure over an 8-hour period. Datalogs up to 4500 readings when used as a sound level meter. Stores up to 5 dosimeter surveys. Data includes: start/stop time, %Dose, TWA and peak flags. Complete with belt clip, clip-on 0.5 in. microphone with 2.6ft cable, software, 4 AAA batteries, mini screwdriver and carrying case.

• Perform OSHA and IEC Noise accumulation surveys
• Adjustable Criterion Level, Exchange Rate, and Threshold
• Ideal for personal/workplace accumulated noise exposure
• Stores 5 separate surveys including Start/Stop Time, %Dose, TWA and Peak flags
• RS-232 port with serial cable
• Windows® compatible software to setup and retrieve the the stored data for further analysis

Specifications                                        Range
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