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인증된 전문가에게 직접 연결
인증된 전문가에게 직접 연결
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
Includes five 407355 Noise Dosimeters with microphones, serial cable and PC Software
Includes 407766 94/114dB Sound Calibrator
