1. Provide amplitude resistivity and phase resistivity;
2. Apply frequency of 2 MHz and 400 kHz;
3. The instrument has the function of borehole compensation calculation;
4. There are 4 Tx and 2 Rx to provide 8 curves of resistivity;
5. Curve, large resistivity of 172 mm and 89 mm;
6. Low power consumption, 3W of entire power;
7. Contain attitude measurement part, save drill collar and MWD detection tube, lessen zero length, helpful for construction;
8. High temperature & pressure resistance and great reliability;
9. Able to choose battery or mud turbine generator to supply power with flexible ways;
10. Specification of 6.75″, 4.75″ and 3.5″ to satisfy the application in various boreholes.
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Operation Frequency
（MHz）
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Measuring Range
（W.m）
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Measuring Accuracy
（W.m）
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Phase Resistivity
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2
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0.1 -3000
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±2%@ (0.1-50)
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0.4
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0.1 -1000
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±0.5ms/m(50-3000)
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|
Amplitude Resistivity
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2
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0.1 -500
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±2% @ (0.1-25)
±1.0ms/m(25-500)
|
|
0.4
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0.1 -200
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±5% @ (0.1-5)；
±5ms/m(5-200)
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|
Vertical Resolution
|
2
|
8in
|
|
0.4
|
12in
|
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Max. Operation Temp.
|
165ºC
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Max. Operation Pressure（Psi）
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17500
|
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Bottom Hole Memory
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8MB, able to store resistivity date for 10 days
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