- Industrial Hygiene
- Environmental
- Analytical Laboratory
- Disc Filter Membrane
- Glass Fiber
- Silver Filter Membrane
- Ceramic Filter Membrane
- Aluminum Oxide Filter Membrane
- Mixed Cellulose Ester (MCE) Filter Membrane
- Nylon Filter Membrane
- Polytetrafluorothylene (PTFE) Filter Membrane
- Cellulose Acetate (CA) Filter Membrane
- Hydrophilic Polycarbonate (PCTE) Filter Membrane
- Hydrophobic Polycarbonate (PCTE) Filter Membranes
- PVDF Filter Membrane
- Polypropylene (PP) Filter Membrane
- Polyethersulfone (PES) Filter Membrane
- Polyacrylonitrile (PAN) Filter Membrane
- Hydrophilic, Polyester Track Etch (PETE) Filter Membrane
- Hydrophobic Polyester (PETE) Filter Membrane
- Polyether Ether Ketone (PEEK) Filter Membrane
- Regenerated Cellulose (RC) Filter Membrane
- Quantitative Filter Paper
- Qualitative Filter Paper
- Syringe Filter
- In-line Filter
- Botanical Filter Paper
- Microbiology
- Others
- Disc Filter Membrane
Inter Products Marketing Sdn Bhd
Klang, Selangor, Malaysia.
+6016-305 9138
dBAir GA141E Environmental Assessment System, Class 1
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Castle / NK105
dBAir GA141E Environmental Assessment System, Class 1
dBAir GA141E (Class 1) Environment Sound Level Meter (GA141E) c/w Calibrator (Dual level, Class 1) (Includes GA690 Barometer), Pro Account for Castle Cloud (5 Users, 5 Instruments, 3 years only), Protective System Carry Case and dBAir Rubber Case
If you are looking to take handheld outdoor noise measurements, this Class 1 Castle dBAir Environmental Assessment System is the system for you. Take advantage of predefined Environmental Templates, which enable you to select your template depending on your required assessment, and start measuring without the hassle of defining your parameters. From features to instrumentation, this system provides you with everything that you require to carry out short term assessments in a simple, hassle free manner.
Hand-held environmental measurements
Boundary noise checking
BS4142 checks
Construction noise
Compliance testing
Technical Specification
Applicable Standards | IEC 61672-1:2013 IEC 61260-1:2014 (Where Octave Bands Fitted) IEC 61252:1993 amendment 1:2000 (Where Exposure Fitted) | |||||||||||
Microphone | Type 1 Pre-Polarised ½” (50mV/Pa) Condenser Microphone -26 dB ± 2 dB re 1V/Pa | |||||||||||
Measurement Ranges | Linear Operating Range: 95dB | |||||||||||
Noise Floor | Typical ’A’ WeightingFrequency WeightingsMeasurement 1: A, C or Z Measurement 2: A, C or Z | |||||||||||
Frequency Range | 1 Hz - 20 kHz (electrical characteristics) 12.5 Hz - 20 kHz (including microphone) | |||||||||||
Time Weighting | Measurement 1: Slow, Fast, Impulse Measurement 2: Slow, Fast, Impulse | |||||||||||
Display | 2.4” Full Colour TFT 240x320 pixels | |||||||||||
Dual Measurements | Simultaneous dual measurement with independent time and frequency weightings |
Measurement Parameters
dBAir Environmental | LSPL, LE, LEQ, LMAX, LMIN, Peak, Ltm3, Ltm5, Lday, Lnight, Ldn, Lden, NA, 10 user-definable Ln values (pre-set to: L1, L2, L5, L10, L50, L90, L95, L98, L99) plus LAF* for Noise act assessment. | |||||||||||
Languages | English UK, English US, Chinese, French, German, Italian, Portuguese Brazilian, Russian, Spanish. | |||||||||||
Time History | Short Interval: 10ms to 60m Long Interval: 1s to 24h Smart Timer, Duration Timer or Interval Timer Memory 16GB, 32GB, 64GB Input / Output Connection Micro USB Type B | |||||||||||
Power | Batteries: 4 x AA (1.5V) Life: Up to 12 Hours continuous operation (screen settings dependent) USB Socket | |||||||||||
Size and Dimensions: | Including Pre-Amplifier: 210mm (H) x 70mm (W) x 30mm (D) Excluding Pre-Amplifier: 145mm (H) x 70mm (W) x 30mm (D) | |||||||||||
Weight | 480g approximately (including batteries) |