Century Geophysical - Model 4000 -Natural Gamma Temperature Tool with Telemetry

The 4000 stacked Gamma-Temperature-Telemetry Tool is designed to record natural gamma and temperature data while ensuring robust data transmission telemetry. This tool is compatible with other express stack tools and can be utilized individually or in conjunction with multiple tools. Its fully downhole digital capability allows for quick automatic setup and unique tool identification, necessitating assembly at the well site and allowing for customization to meet specific requirements. Key properties measured include natural gamma, with a scintillation detector of dimensions 2.9 x 10.2 cm and an offset of 25.4 cm. Temperature measurements are obtained via a thermal needle sensor with an offset of 115.57 cm. The tool has a length of 131.47 cm, diameter of 63.5 mm, and can withstand temperatures up to 126°C and pressure up to 350 kg/cm² (5000 psi). It weighs 18.37 kg and operates at a logging speed of 9 meters per minute. Tool number is 7201 and part number is 272000.