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How to Open an Armored Fiber Cable?

Published in Fiber Cable Preparation 2 mins read

Opening an armored fiber cable requires careful steps to avoid damaging the delicate fiber inside. Here’s a straightforward method to accomplish this:

Step-by-Step Guide to Opening Armored Fiber Cable

  1. Prepare the Cable: Position the armored fiber cable securely for the procedure.
  2. Ring the Outer Sheath: Using a sheath knife, carefully ring the outer jacket of the cable about three to five inches from the end. This means cutting around the entire circumference of the sheath. Apply enough pressure to cut through the outer layer but be mindful not to penetrate too deeply into the armor layer below.
  3. Score the Armor: The objective during this 'ringing' process is also to score the underlying armor. This creates a weak point in the armor, aiding in its separation.
  4. Flex the Sheath: Once the outer sheath and armor are scored, flex the end of the outer sheath. This bending action should cause the scored armor to crack open along the cut line.
  5. Access the Inner Components: With the armor now open, you can carefully access the internal components of the cable, such as the fiber optic strands and any protective layers surrounding them.
Step Action Notes
1. Cable Preparation Secure the cable Ensure the cable doesn't move during the process.
2. Ringing the Outer Sheath Cut around the circumference of the outer sheath 3-5 inches from the end using a sheath knife. Apply enough pressure to cut through the outer sheath and score the armor underneath.
3. Score Armor The process of ringing also scores the armor beneath the outer sheath. This creates a weak point for easier separation.
4. Flex Sheath Bend the end of the outer sheath to crack open the scored armor. Be gentle, avoiding any sharp bends which may damage the inner fibers.
5. Access Inner Components Carefully access internal components like fiber optic strands and any protective layers following the above steps. Proceed with caution when handling the fiber optic strands to avoid any damage to the glass fibers.

Important Note: Always use the appropriate tools and exercise caution while working with fiber cables to avoid damage and potential injury.