Integrating Sound Level Meter 1:1 & 1:3 octave bands /audio
CIR/CR:172B

Integrating Sound Level Meter 1:1 & 1:3 octave bands /audio The CR:172B is part of the Optimus green range and provides all of the unique features of the Optimus sound level meters. Simple operation with the simultaneous measurement of all parameters : Lmax & Lmin with real time Sound Level Leq, Peak & LAE(SEL) Real time 1:1 octave band filters 31.5Hz to 16kHz Real time 1:1 octave band filters 6.3Hz to 20kHz Multiple Ln values Pause & Back-Erase Datalogging Voice Tag audio note Audio recording The instrument is supplied with a calibration certificate
The sound level meter is also available in a kit CK:172B. This kit contains the following items : CR:172B Optimus green CR:514 Acoustic Calibrator UA:237 Windshield A robust aluminium carrying case Calibration certificates Software & usb cable User manuals Batteries for the sound level meter and calibrator A Cirrus pen

Microphone: type / class 2
Applicable Standards: IEC 61672-1:2002
Measuring range dB(A): 20 dB(A) - 140 dB(A)
Measuring range dB(C): 143 dB(C)
Time Weightings: F. S & I
Datalogging: 4Gb intern geheugen
Frequency Weightings: A. C & Z
Software: NoiseTools
Usb Connection: Yes
Battery: 4 x AA Alkaline batteries
Weight (g): 300
Dimensions (H x W x D): 283mm x 65mm x 30mm