Non-intrusive Pig Signaller – Hi-T MagAlert: The Hi-T Magalert is a robust non-intrusive magnetic pig signaller used to detect, signal and log the passage of magnetic pigs at critical points along a pipeline. The Hi-T Magalert can be used for both offshore and onshore installations.

More information

http://www.spxflow.com/en/gd-engineering/pd-mp-non-intrusive-pig-signaller-hi-t-magalert/