Pipeline systems and technologies

Marker plates

A marker plate is placed directly on a pipeline and is designed for spatial reference of the smart pig inspection results.

A marker plate’s legend:

1. name / trademark;

2. nominal outer diameter of a pipeline (mm);

3. marker plate structural variations:

  • no symbol, if 10 meters cable is required,
  • “0”, if there is no cable.
Marker plates installation diagram Marker plates installation diagram

A symbol example of a marker plate

A symbol example of a marker plate, placed on a pipeline with a nominal outer diameter of 1420 mm and a cable length of 10 m:
«Marker plate M-PST – 1420 according to the TS 3435-014-93719333-2012»

A symbol example of a marker plate, placed on a pipeline with a nominal outer diameter of 1420 mm, without cable:
«Marker plate M-PST -1420 / 0 according to the TS 3435-014-93719333-2012»

Marker plate installation chart Marker plate installation chart

A marker plate structurally consists of:

  • a marker sheet;
  • an electrical terminal;
  • a contact clip;
  • surfaces of a marker sheet, an electrical terminal and a contact clip are covered with PROTEGOL UR-Coating 32-60 protective coat;
  • for «0» structural variation, a marker plate should consist only of a marker sheet.