- Supply TypeManufacturer, Exporter
- Preferred Buyer Location All over the world
Pig signaller or Pig detector is a device installed on a pipeline or pig trap assembly to detect movement of pig. It consists of a mechanism which detects the movement of pig.PVL Engineers offers a selection of scraper passage indicators, or intrusive pig signallers, that accurately detect, signal and log the passage of pipeline pigs at critical points along pipelines onshore, offshore and subsea.