May 2015 Page 36 of 51
14.4 Specifications
Linear Operating Range: 54.0-140.3 dB (A) RMS,
Dynamic Range: 96dB
Peak Measurement Range: 90.0-143.3dB (C or Z),
Sound exposure Range: 0.0- 6,100.0 Pa
2
Hours
0.00 – 22,000,000.00 Pa2Sec
0.0-100,000.0% Dose
Frequency Weightings: A, C and Z, Type 2
Time Weightings: Fast, Slow and Impulse
Exchange Rate: Q=3 or Q=5dB exchange rates
Threshold: 70-90dB in 1dB steps
(Set via Casella Insight Data Management Software)
Criterion Level: 70-90dB in 1dB steps
(Set via Casella insight Data Management Software)
Real Time Clock: Accuracy better than 1min per month
Under Range Indication: <54 dB
Overload Indication: 140.4dB RMS
Peak Overload Value: 143.4dB Peak Linear
Stabilisation Time: <3 seconds after power up,
Operating Temperature Range: 0°C to +40°C (For I.S and Standard Compliance)
-10 to +50°C (for <±0.8dB error limit)
Ambient Pressure Range: <±0.5dB over 85 - 112kPa,
Humidity range <± 0.5dB over 30% - 90% (non-condensing),
Magnetic Fields: Negligible
Storage Temperature Range: -10
o
C to +50
o
C,
Battery: Internal NiMH, 800mAH
Run time: Typically 35 hours using Broadband Mode
Typically 20 hours using Octave mode
(Note: Increased display usage, audio recording and
Octave modes will reduce the available run time.
The internal fuel gauge reports estimated run time
based upon the current operating status)
Charge Time: ~6 Hours from fully discharged
Maximum Run Duration: 24 hours
Maximum number of Runs: 100
Storage Capacity: Internal micro SD Flash memory - 300 hours of run
data (including 1 second profile data) and up to 90
minutes of event audio recording.
P.C Interface: USB 2.0 Full speed 12Mbps via charging base.
Dimensions: 85Lx54Wx55H mm
Weight: 117g
Ingress Protection (IP) Rating: IP65 (with permeable air vent)
Construction Materials Plastic Case/ Charger – PC/ABS
Mounting Clips – POM
Gasket - Silicone
Display window - Acrylic
Foam Windscreen – Polyester foam
Microphone – Brass / Nickel
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