Ultrahigh Temperature Dimension X-Y Caliper Tool


Provides fast-response well-temperature profile and casing ID with two continuous independent perpendicular measurements 


Applications

  • Accurate wellbore internal size measurement
  • Casing and tubing evaluation
  • Defects identification such as scale build up, corrosion, or deformation
  • Completion items identification


Features and Benefits

  • Ultrahigh temperature capability
  • Suitable for geothermal applications


Tool Description

The Weatherford Ultrahigh Temperature Dimension X-Y caliper is a geothermal memory tool that provides a fast-response well-temperature profile and two continuous independent perpendicular measurements of casing internal diameter.


Specifications

Ratings and Dimensions

Maximum temperature

662°F (350°C)*

Maximum pressure

8,500 psi (58.6 MPa)

Outside diameter

2.530 in. (64.26 mm) with standard wheels
2.125 in. (53.98 mm) with optional 0.665-in. wheels

Length

106.03 ft (32.3 m)

Weight

65 lb (29.5 kg)

Materials

Nitronic 50 and Inconel®

*Will run at 662°F (350°C) up to one (1) hour.

Hardware Characteristics

Sensor type

DVRT

Temperature

RTD

Battery type

AA Alkaline

Connections

5/8-in. API Pin

 

Tool Measurements

Measurement range

Min: 3.0 in. (7.62 mm)
Max: 14.0 in. (35.56 mm)

Measure points

Fully Open: X: 32.2 in. (81.8 cm)
Y: 28.3 in. (71.8 cm)
Fully Closed: X: 30.5 in. (77.5 cm)
Y: 26.8 in. (68.0 cm)

Sample rate diameter

20 sps

Sample rate temperature

1 sps

Diameter accuracy

± 0.25 in. (± 6.35 mm)

Temperature accuracy

± 0.27°F (± 0.15°C)

 

Electrical

Consumption

3.6V

Interface

U-rod

 

Application

Mode

Memory (MLT)

Logging time

4 hr at 617°F (325°C)
6 hr at 572°F (300°C)

Ultrahigh Temperature Dimension X-Y Caliper Tool

Reach out to optimize reservoir performance

Please fill in the form below for more information on our comprehensive and high-resolution technologies. You will hear from one of our wireline representatives shortly.