The equipment consists of easily transportable autonomous components for measurement of rock radioactivity or for measurements concerned with the evaluation and working of deposits. The equipment includes measuring probes, a device for the mechanical and electrical connection of the probe with the measuring equipment; a radiometric indicator (counting ratemeter); and possibly a recording device (analogue type).Cross References:BS 90*BS 397*BS 2011:Part 2.1Db*BS 4743*BS 4889*BS 5210*IEC 50(391)*IEC 201*IEC 253*IEC 421*