Spartan™ Model 730IS (Intrinsically Safe)
The Spartan™ Intrinsically Safe Noise Dosimeter Model 730IS is designed to safely make noise exposure measurements, even for workers in explosive environments, such as those found in the petrochemical industry...
Key Product Features
Model: 730IS
Class 2
30 hour NiMH Battery
1/1 Octave, 20 Hz to 10 kHz
Intrinsically Safe
Wireless Charging
Automatic Calibration
Bump Motion Detection
Event Sound Recording
Automatic Download via G4 Utility
ISO 9612 Compliant
G4 Utility Reporting Software
Control & Reporting via Atlas App
Built for the environment
Lockable settings prevent accidental changes during use, ensuring reliable, uncompromised data collection.
IP65 Rated, Rugged & Durable
IP65 Rated, meaning it’s resistant to dust and water, perfect for tough industrial environments.
Hire or Purchase EnquiryBuilt for Engineers in Industry and Construction
To begin testing, simply remove the dosimeters from their rugged case and attach them to workers. After a shift, place the dosimeters back in the case where they will charge wirelessly and the data files can be downloaded. Built-in measurement of motion and bumps, combined with optional event audio recordings and 1/1 octave frequency analysis, provide additional data to help you understand what caused the noise.
LD Atlas™ – Mobile App
Key Product Specifications
Dynamic Range 94 dB
2 GB Internal Memory
Light-weight and Easy to Attach
¼-inch Microphone
IP65 Rated, Water & Dust
16 hr Charge Time
Qi-compliant wireless
Dose, TWA(8), Lex,8h; Lep,d
Overall motion & Overload count
Four buttons
Intrinsically Safe
ATEX/IECEx/ UKCA/ANZEx
Software Upgrade Options
Product Accessories
Every product should offer the flexibility to adapt to your needs, seamlessly and effortlessly.
Download Datasheet
Class 2 Calibrator
CAL1150
Microphone Adaptor
LD-ADP109
¼-inch Microphone
LD-375A03
Windscreen
LD-WS012-XX
USB charging cable & adapter
CA-
Wireless Qi charger pad
LD-PSA046
G4 Utility Software
LD-G4
LD Atlas App
LD-Atlas
Replacement Clips
LD-730-CLIPS
1 Noise Dosimeter Kit
730IS-PK01-UK
3 Noise Dosimeter Kit
730IS-PK03-UK
5 Noise Dosimeter Kit
730IS-PK05-UK
10 Noise Dosimeter Kit
730IS-PK10-UK
1 yr Calibration Certificate
CALT-
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Guides & Downloads Email SupportFrequently Asked Question's
What is an intrinsically safe noise dosimeter, and why is it required?
An intrinsically safe noise dosimeter, like the Spartan 730, is a specialised device designed to operate safely in hazardous locations where explosive gases or dust may be present.
In industries such as oil and gas, mining, and pharmaceutical manufacturing, standard electronic devices can act as an ignition source.
Can I monitor noise exposure remotely in hazardous zones?
Yes. One of the standout features of the Spartan 730 is its Bluetooth Low Energy connectivity.
Using the LD Atlas™ mobile app, safety managers can monitor real-time noise levels, battery life, and measurement progress from a safe distance (outside the immediate hazard zone) without interrupting the worker. This remote capability reduces the need for clinicians to enter high-risk areas frequently.
What are the benefits of the built-in motion and bump detection?
High noise readings can sometimes be false positives caused by a worker knocking the microphone or dropping the device.
The Spartan 730 features built-in bump and motion detection.
This allows safety professionals to identify whether a noise spike was a genuine environmental sound or mechanical interference. By filtering out these artifacts, you ensure your noise dosimetry data is accurate and defensible.
Does the Spartan 730 support frequency analysis and audio recording?
Yes, the device offers advanced options for 1/1 Octave Band Analysis and Event Audio Recording. Frequency analysis is vital for selecting the correct Hearing Protection (PPE) for specific machinery.
Meanwhile, audio recording allows you to listen back to specific noise events to identify the exact source of a noise peak, providing a deeper level of insight than standard decibel logging.
What uk standards does the Spartan 730 meet?
The Spartan 730IS is fully compliant with The Control of Noise at Work Regulations 2005, meeting the BS EN 61252 standard for acoustic accuracy.
For hazardous environments, it holds the essential UKCA (UKEX) and ATEX Zone 0 certifications, ensuring it is legally and technically fit for use in explosive atmospheres across the UK and Europe.
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