Sensing cables

Features

  • Rugged and robust design
  • High tensile strength and crush resistance
  • Any IP67 connector available
  • Lightweight
  • Customized length of both the sensing (“active) and launch (“passive”) parts
  • Connectorization directly on the active sensing cable possible
  • Available with high-reflection or no-reflection termination

Applications

  • Temperature measurements
  • Sensing technologies: Raman, Brillouin, FBG
  • Monitoring
  • Harsh environment, outdoor and underwater measurements
  • Strain measurements
  • Brillouin and FBG sensing technologies
  • Pipe, structure, and soil monitoring
  • Harsh environment, outdoor and underwater measurements
  • Structural Health Monitoring
  • Precise measurements (up to 1%)

Technical parameters

Temperature sensors

ParameterValue
Cable diameter [mm]4.6
Mass [kg/km]27
Temperature of operation [°C]-40 - +85
Temperature of storage [°C]-40 - +85
Temperature of installation [°C]-10 - +50
Max temperature (3 min) [°C]+150
Max tensile strength, installation [N]1500
Max tensile strength, operation [N]1000
Max crush resistance [N/cm]500
Min. bending radius without tensile [mm]70 (15xD)
Min bending radius with tensile [mm]90 (20xD)

Strain sensors

ParameterValue
Cable diameter [mm]3.2
Mass [kg/km]10.5
Temperature sensitivity dfB/dT [MHz/°C]1.1
Strain sensitivity dfB/dTε [MHz/°C]450
Central Brillouin frequency [GHz]10.6
Max tensile strength, installation [N]260
Max crush resistance [N/cm]250
Min. bending radius without tensile [mm]48 (15xD)
Min bending radius with tensile [mm]64 (20xD)