Castle Mirus Sound Level Meter System (GA117) Rental

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The Castle Mirus GA117 Octave Band Sound Level Meter, designed to be the only instrument you need to take both Noise at Work and Environmental Noise measurements. A very small instrument (only 56mm wide and 20mm thin!) with a full range of measurement capabilities.

Alternatively, call 01723 584250 to arrange your booking

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2: Choose Rental Duration

  • Short Term
    £132.00 Selected
  • 1 Week
    £220.00 Selected
  • 2 Weeks
    £396.00 Selected
  • 3 Weeks
    £561.00 Selected
  • 4 Weeks
    £561.00 Selected

For longer durations please contact us


3: Optional Extras

Add Damage Waiver +10% of total fee
Add Return Carriage Via Courier - £20

Quantity

Total Price
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Sound Meter Octaves Hire
Sound Meter Octaves Hire Mirus Octave Band Sound Meter Hire Sound Meter Hire Services Octaves Sound Meter Rent Castle Mirus System (GA117) Rental

How do I book?

Booking is easy, choose your Rental Period, Start Date and any available accessories. After you click 'Add to Cart' and complete the checkout process we'll check your product is available and contact you to confirm your order.

The Damage Waiver is calculated at 10% of the cost of rental.

Return Carriage means we will arrange collection and return to us for £20.

Note that the Price shown here will reflect the instrument and Rental Period. Return Carriage and Damage Waiver costs will be added on the Cart and Checkout Pages.

Brand Castle Group
Application Environmental Noise, Noise at Work
Features 1/1 Octave Bands, Dose, Data Logging, Statistics
Weightings A, C, Z
Measurement Parameters Leq, (Percentiles) Ln's, Dose

Castle Mirus Sound Level Meter System for Hire

Harnessing technology combined with a thoughtful insight into how people use it is the key to product development. The Mirus epitomises these concepts as well as using state of the art electronics and a clear user-interface to the world of sound level meters. It is a very small instrument at 56mm wide and 20mm thing and has a full range of measurement capabilities. There is also a colour display, micro-SD memory card expansion and up to 24 hours running time and it only weighs 225g.

Features of the Mirus Sound Level Meter System:

  • Low-cost Class 1 sound level meter meeting IEC 61672:2002
  • Intended for general acoustic measurements, occupational health and environmental noise measurements
  • Easy in use predefined setups
  • Extremely simple Start/Stop mode
  • Three parallel independent profiles
  • 1/1 Octave Band Analysis
  • Advanced time-history logging
  • MicroSD memory card providing almost unlimited logging capacity
  • Acoustic dose measurements
  • Voice comments recording*
  • Audio events recording*
  • Self-vibration monitoring
  • Revolutionary pocket size & light weight at only 225 grams
  • OLED colour display with super brightness and contrast
  • Robust casing and IP65 protection

Applications of the Mirus Sound Level Meter System

  • Control of Noise at work Regulations 2005
  • Environmental Noise (e.g. BS4142)
  • Complaint Resolution Monitoring
  • Noise for Planning
  • Construction site noise
  • Product Quality Testing
  • Audio Installations

Technical Specification

Mirus Sound Level Meter

Standards Class 1- IEC 61672-1:2002
Weighting Filters A, B, C, Z
Time Constants Slow, Fast Impulse
RMS Detector Digital True RMS detector with Peak detection, resolution 0.1 dB
Microphone ACO 7052E, 35 mV/Pa, prepolarised 1/2” condenser microphone
Calibration Automatic calibration @ 114 dB/1 kHz
Preamplifier Detachable
Linear Operating Range 25 dBA RMS ÷ 140 dBA Peak (in accordance to IEC 61672)
Total Dynamic Measurement Range 15 dBA RMS ÷ 140 dBA Peak (typical from noise floor to the maximum level)
Internal Noise Level Less than 15dBA RMS
Dynamic Range >110dB
Frequency Range 10 Hz ÷ 20 kHz
Meter Mode Results SPL, Leq, SEL, Lden, Ltm3, Ltm5, LMax, LMin, LPeak plus “running Leq” up to 60 minutes. Simultaneous measurement in three profiles with independent set of filters and detectors
Statistics Ln (L1-L99), complete histogram in meter mode
Data Logger Time-history logging of summary results, spectra with adjustable double logging steps down to 100 s
Audio Recording Audio events recording, trigger and continuous mode, 12 kHz sampling rate, wav format (option) - (future feature)
Voice Comments Audio records on demand, created before or after measurement, added to measurement file (future feature)

Basic Data

Ingress Protection IP65 Rating (excluding microphone)
Input Preamplifier (60 UNS thread)
Memory MicroSD card 4 GB (removable & upgradeable)
Display Colour 96 x 96 pixels OLED type
Keyboard 8 Push Buttons
Communication Interfaces USB 2.0 Client
RS232 Cable (optional)
Power Supply Four AAA alkaline or rechargeable NiMH batteries
Operation Time 16 h ÷ 24 h (depending on usage)
USB Interface 100 mA HUB
Temperature Range 10C to 50C
Humidity Up to 95% RH, non-condensed
Dimensions 232.5mm x 56 x 20mm (including microphone and preamplifier)
Weight Approx 225g with batteries

Noise Dosemeter

Dosimeter Mode Results: SPL, Leq, SEL, LPeak, Dose, D-8h, Lav, SEL8, PSEL, E, E-8h, TWA, ’Peak Counter and more Exchange Rate 2, 3, 4, 5, 6 (option)

Sound Analyser

1/1 Octave Analysis: Real-time analysis meeting Type 1 requirements of IEC 61260, centre frequencies from 31.5 Hz to 16 kHz (option) available simultaneously with three profiles for broadband measurements (SLM), time-history logging and audio recording

Downloads and Datasheets

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