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SensoTEFC

Sensing Cable Tubing Encapsulated Fiber and Conductor

Application

Permanent downhole cable

Signal transmission from downhole tools

Power supply to downhole tools

Distributed downhole monitoring (DTS, DAS)

Continuous downhole control

1

Optical fiber

2

Stainless steel tube

3

Copper conductor

4

Insulation

5

Double layer stainless steel tube

6

Outer jacket (encapsulation)

1

Optical fiber

2

Stainless steel tube

3

Copper conductor

4

Insulation

5

Filler

6

Double layer stainless steel tube

7

Outer jacket (encapsulation)

Parameters

Temperature rating +90°C
+150°C
+180°C
+200°C
+260°C
+194°F
+302°F
+356°F
+392°F
+500°F
Minimum installation temperature -40°C -40°F
Cable dimensions (square encapsulation) 11.0x11.0 mm 0.433x0.433 in
Protecting tube diameter 6.35 mm 1/4 in
Copper conductor section 0.5 - 2.5 mm2 20 AWG - 13 AWG
Fiber count up to 12
Minimum bending radius (no load) x 20D

Other options available upon request.

Features

  • High resistance to aggresive environments
  • Full compatibility with standard fittings
  • Square shape — secure attachment to oil-well tubing
  • Optical fiber — high density of data — precise and fast decisions
  • Combination of copper conductors and optical fibers in one cable

Supply experience