Designed to measure the effective atomic number Z of rocks in open hole well, to identify ore intervals with anomalous Z, and to determine the ash content of coal seams.
The downhole tool is to be run with VULCAN V3 log recorder or similar. Operates with a three-core logging cable.
SPECIFICATIONS
| Measuring range Z, u | 6-12 |
| The main relative measurement error Zef, %, | 5 |
| Am-241 gamma radiation source (recommended) | IGI-А-4М/-4М-1 |
| Downhole power supply voltage, V | 50-60 |
| Supply voltage of the loaded backup arm, V | 35-40 |
| Pressure force of the probe GGK-S, N, not less | 80 |
| Maximum opening of the probe GGK-S, mm | 200 |
| Output code | Pulse train |
| Maximum operating temperature, °С | 80 |
| Maximum hydrostatic pressure, MPa | 20 |
| Length, mm | 50 |
| Diameter, mm | 42 |
| Length, mm | 2000 |
| Weight, kg | 15 |
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