| Accuracy
Class 1 Model 91, Model 93 & Model 95
Class 2 Model 92, Model 94 & Model 96
Applicable Standards
IEC61672-1:2002 Class 1 or 2 Group X
IEC 60651:2001 Type 1 or Type 2
IEC 60804:2000 Type 1 or Type 2
ANSI S1.4 with NK:70 Random Incidence Adaptor
1:1 & 1:3 Octave Filters to IEC 61260 Class 1 (where fitted)
Microphone (Typically)
Class 1 MK:224 pre-polarised Free-field ½ Condenser
Class 2 MK:216 pre-polarised Free-field ½ Condenser
Microphone Preamplifier
Class 1 MV:200D Removable Preamplifier
Class 2 MV:200D Integral Preamplifier
Measurement Range
Broadband 21dB(A) to 140dB(A) Class 1
25dB(A) to 140dB(A) Class 2
143dB(C) Peak (70dB to 140dB Range)
1:1 Octaves 19dB(Z) to 140dB(Z)
1:3 Octaves 14dB(Z) to 140dB(Z)
Noise Floor (Typical)
Broadband 18dB(A) Class 1, 20dB(A) Class 2
1:1 Octaves 12dB(Z) @ 1kHz 1:1 Octave Band
1:3 Octaves 7dB(Z) @ 1kHz 1:3 Octave Band
Frequency Weightings
Channel 1 ‘A’, ‘C’ or ‘Z’
Channel 2 ‘C’ for Peak
Z weighting is a flat frequency response. When either 1:1 or 1:3
Octave Band Filters are selected the ‘Z’ weighting is used.
Time Weightings
‘F’ (Fast), ‘S’ (Slow) & ‘I’ (Impulse) to IEC 61672-1:2002 Class 1 or 2 |
Measurements
Broadband Mode
LAeq, LCeq or LZeq, LCpeak
LAF, LAS, LAI, LCF, LCS, LCI, LZF, LZS or LZI (not stored)
LAFmax, LASmax, LAImax, LCFmax, LCSmax, LCImax, LZFmax, LZSmax or LZImax
LAFmin, LASmin, LAImin, LCFmin, LCSmin, LCImin, LZFmin, LZSmin, LZImin
LAE, LCE or LZE, LAleq, LCleq or LZleq, LAFTeq
L0.1 to L99.9 (five simultaneous user-selected values available)
Date and time, 1 second Short Leq Noise Profile (LAeq, LCeq or LZeq)
Filter Mode
1:1 or 1:3 filter selected
Filtered LZS, LZF or LZI (not stored)
Filtered LZeq (stored), LAeq, LCeq or LZeq (stored)
Date and time
Frequency Bands (Nominal Frequencies)
1:1 Octave Band 31Hz to 16kHz
1:3 Octave Band 25Hz to 16KHz
20Hz & 20kHz 1:3 Octave band with MO:800/6 Factory Option
Memory
16Mbit memory allowing up to:
1300 broadband measurements
770 1:1 octave measurements
330 1:3 octave measurements
For example, broadband mode allows 12 days of 15 minute measurements to be stored.
Calibration records are automatically stored in the instrument memory.
Noise Profile (LAeq, LCeq or LZeq).
Short Leq (LAeq, LCeq or LZeq)
Up to 12 days at 1 second acquisition with 2 second factory set option
Automatic Measurements
The unit can be set to record and store data over fixed times of:
1 minute 5 minutes
10 minutes 15 minutes
30 minutes 1 hour
8 hours 12 hours
Display
Graphical LCD with Quasi-Analogue Display
Selected measurement parameter with level Warnings for Overload, Under Range
Battery Level & External Power Indicators
Time & Frequency Weighting
Elapsed measurement time
Real time short Leq (broadband mode)
Graphical 1:1 and 1:3 Octave Band (recall mode only)
Recalled stored measurements
Measurement Range & Instrument settings
Dimensions
340mm x 75mm x 25mm
Weight
450 gms |
Batteries
2 x AA (LR6)
Battery Life
Broadband Mode typically >24 hours
Environmental
Temperature Operating –10oC to +50oC
Storage –20oC to + 60oC
Humidity Up to 95% RH Non Condensing
External Connections
USB Type B Data Out
Multipin I/O for optional connections
Outputs
Unweighted AC Output via Multipin I/O Connector
PU:90C recommended (Specify UK, EU or US plug type)
Electromagnetic Performance
IEC 61672-1:2002
IEC 61672-2:2003
Except where modified by EN 61000-6-1:2007
Output Cables
Standard: ZL:100 USB to USB
Optional: ZL812 AC Output Cable to Phono Cable
ZL:813 RS232 Output Cable
Software
Pulsar Analyser download, analysis & reporting software
Compatible with Windows 9x / Me / 2000 / NT / XP and Vista
Ordering Codes
Sound Level Meter Measurement Kit
Model 91 Model 91K
Model 92 Model 92K
Model 93 Model 93K
Model 94 Model 94K
Model 95 Model 95K
Model 96 Model 96K
Measurement Kits
Instruments can be supplied as a complete measurement kit to ensure you have all of the accessories necessary to perform your noise survey. The Quantifier noise measurement kit contains: Sound Level Meter, Acoustic Calibrator, Windshield, Hard Attache Case, Wrist Strap, Analyser Software, Download Cable, Batteries, Operating Manuals, Calibration Certificates & Extended Warranty Record.
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