Includes everything you need for occupational noise measurements
Large screen makes the data incredibly easy to read
Lightweight and easy-to-hold shape designed for ease of use
Available as either a Class 1 or a Class 2 instrument
No complicated setup procedure – just switch on, calibrate and start measuring
Bluetooth connectivity, allowing you to use your device with a compatible smartphone
Applicable Standards:
IEC 61672-1:2013 Class 1 or Class 2
IEC 61672-1:2002 Class 1 or Class 2 Group XIEC
IEC 60651:2001 Type 1 I or Type 2 I
IEC 60804:2000 Type 1 or Type 2
IEC 61252:1993 Personal Sound Exposure Meters
ANSI S1.4 -1983 (R2006), ANSI S1.43 – 1997 (R2007)
ANSI S1.25:1991
1:1 & 1:3 Octave Band Filters to IEC 61260 & ANSI S1.11-2004
Type Approvals for Class 1 Instruments:
LNE-25387-1 IEC 61672-1:2013
NF EN 61672-1:2014
IEC 61260:1996
NF EN 61260:1996
LNE-25387-0
EN 61672-1:2003
PTB-1.53-4052960 DIN EN 61672-1:2003-10
DIN EN 61672-2:2004-08
DIN 45657:2005-03
Applus+ 02-001-B-62/13-R
UNE-EN 61672-1:2005
Microphone:
Class 1 MK:224 pre-polarized, Class 2 MK:216 pre-polarized
Microphone Preamplifier:
MV:200 Removable Preamplifier (All versions)
Total Measurement Range:
20dB to 140dB RMS Single Range
Noise Floor: <18dB(A) Class 1, <21dB(A) Class 2
Frequency Weightings:
RMS & Peak : A, C, & Z Measured Simultaneously
Frequency Bands: 10 x 1:1 Octave Bands (31.5Hz to 16kHz, A, B & C variants)
Frequency Bands: 36 x 1:3 Octave Bands Measured (6.3Hz to 20kHz, B & C variants)
Frequency Bands: 33 x 1:3 Octave Bands Displayed (12.5Hz to 20kHz, B & C variants)
Additional Metrics: LAeq LF (20Hz to 200Hz) & Leq LF (20Hz to 200Hz)
Time Weightings:
Fast, Slow & Impulse Measured Simultaneously
Display:
High resolution OLED display. Ambient light sensor & illuminated keypad
Memory:
4GB with 32GB factory fit option
AuditStore:
Measurement verification data stored in secure memory
Time History Data Rates (Global settings):
10ms, 62.5ms, 125ms, 250ms, 1/2 sec, 1 sec, 2 sec (User selectable)
VoiceTag Audio Recording:
Up to 30 seconds of audio notes with each measurement
Bluetooth:
BLE compatible with Android and iOS devices.
Cirrus mobile applications available from Google Play and the App Store
Acoustic Fingerprint Audio Recording:
Off, Manual, Threshold Triggered, Advanced Trigger
User options:
Studio Quality – 96kHz/32bit WAV format
Standard quality – 16kHz/16bit WAV format
Pre-Trigger function
Integrators:
Three simultaneous “”virtual”” noise meters. Integrator 1 is preset to Q3 for Leq functions. Integrators 2 & 3 can be configured with the following:
Exchange Rate: 3, 4 or 5 dB
Threshold: 70dB to 120dB (1 dB steps)
Time Weighting: None or Slow
Criterion Level: 70dB to 120dB (1 dB steps)
Criterion Time: 1 to 12 hours in 1 hour steps
Integrator Quick settings:
EU, OSHA HC & OSHA NC, OSHA HC & ACGIH, MSHA HC & MSHA EC, Custom 1 & Custom 2
Ln Statistical Values:
14 independent statistical Ln values calculated from 1/16th LAF
7 preset to L1.0, L5.0, L10.0, L50.0, L90.0, L95.0 & L99.0
7 user defined Ln values. CR:172C & CR:171C allow for an additional 14 Ln values with independent time and frequency weighting.
Measurement control:
Measurement control with user selectable duration of manual, 1 min, 5 min, 10 min, 15 min,30 mins, 1 hour, Lden
Automatic Synchronisation & Repeat
Pause & Back Erase with user selectable duration
Dimensions:
Size: 283mm x 65mm x 30mm
Weight: 300gms/10oz
Batteries:
4 x AA Alkaline
Battery life:
Typically 12 hours with Alkaline AA
Typically 20 hours with Lithium AA Non-Rechargeable
Battery life is dependent upon the battery type, quality & screen brightness
Connections:
USB Type B to PC
AC & DC Output via ZL:174 (2 x Phono, 1m)
Multi-pin IO for external power via ZL:171 cable (2.1mm socket)
External Power: 5v-15v via MultiIO socket via ZL:171 cable (2.1mm socket)
Tripod Mount:
1/4″” Whitworth socket
Case:
Material: High Impact ABS-PC with soft touch back & keypad
Environmental:
Temperature: Operating -10?C to +50?C, Storage -20?C to +60?C
Humidity: Up to 95% RH Non Condensing
Electromagnetic performance:
IEC 61672-1:2002 & IEC 61672-2:2003
IEC 61672-1:2013 & IEC 61672-2:2013
Except where modified by EN 61000-6-1:2007 & EN 61000-6-1:2007
Language options:
English, French, German, Spanish. Other language options may be available
Software Support:
NoiseTools Download, Configuration & Analysis software supplied as standard. Compatible with Microsoft Windows XP, Vista, 7 & 8 (32bit & 64bit)
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