L&TD

The ASR-1  Advanced Seismic Receiver

ARS-1 Specifications

General

         The ASR geophones a compact three component electromechanical downhole geophone. It is disigned for use in wells up to 20000psi and 200^oC and provides fast arm cycle time with an arm force to weight ratio of 5:1.

Locking Arms

           The standard arm will accommodate boreholes from 5” to 13”, the short arm will accommodate borehole from 3 ½” to 9” and an extended arm can be use to increase this range to 22”. The locking force is constant to within 20% throughout its operating range and will lock into 9 5/8” casing in fifteen seconds when fitted with the standard arm.

Gimbal Element

The tool is provided with a three component gimballed package as standard using one high sensitivity SM4 high temperature element per axis. The gimbal assembly with faithfully follow any borehole deviation from vertical through to horizontal and slightly beyond.

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