
The Filosha NORM Monitor is an intrinsically safe, ATEX-certified instrument for detecting naturally occurring radioactive material across alpha, beta and gamma emissions. Featuring a dual-probe configuration, it is purpose-built to survey oilfield scale, sludge, pipework and process equipment in potentially explosive atmospheres, giving radiation protection teams a rugged, compliant tool for NORM management in upstream and downstream operations.
Naturally occurring radioactive material accumulates as scale and sludge inside oilfield tubulars, separators, tanks and process vessels, creating a radiological hazard during maintenance, cleaning and decommissioning. The Filosha NORM Monitor is engineered specifically for this challenge, combining intrinsically safe ATEX-certified construction with a versatile dual-probe design that captures alpha, beta and gamma radiation. Operators can select the appropriate detector for the task, screening surfaces, deposits and waste streams with confidence even where flammable vapours may be present, and reading contamination levels directly on a clear, high-contrast display.
Designed for the harsh conditions of GCC and Indian oil and gas facilities, the monitor pairs a robust sealed enclosure with intuitive single-hand operation, audible and visual alarms and dependable performance in heat, dust and humidity. Its intrinsically safe rating allows use in hazardous zones without hot-work permits or shutdown constraints, streamlining survey workflows during turnarounds and pipeline pigging campaigns. Onboard logging records measurements for waste characterisation, disposal documentation and regulatory reporting, while straightforward calibration keeps the unit audit-ready. From wellhead equipment and drilling waste to refinery scale and produced-water residues, the NORM Monitor helps operators identify, quantify and manage radioactive contamination safely, protecting workers and supporting responsible NORM handling across the asset lifecycle.
| Radiation detected | Alpha, beta and gamma |
|---|---|
| Certification | ATEX intrinsically safe |
| Probe | Dual-probe configuration |
| Primary application | Oilfield NORM scale and sludge |
| Alarms | Audible and visual |
| Logging | Onboard measurement data |
| Enclosure | Sealed, rugged field housing |
Specifications are indicative. Contact us for full technical data, datasheets and available variants.

Handheld monitor with detachable probe measuring alpha and beta surface contamination in counts per second.

Intrinsically safe gamma monitor magnetically mounted to mud lines to verify radioactive source integrity.

Hand, foot or whole-body monitor screening personnel for contamination when leaving controlled areas.
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