The Intrusive Pig Signaller is a necessary piece of equipment in the long-distance pipeline ball descaling process. It can accurately show whether the pig has passed a predetermined location. At the same time, it can assist the smooth completion of pigging and line cleaning.

China Passage Pig Signallers are used to determine whether a pig has passed or arrived. It is usually placed on the sending and receiving ends of the pig, as well as at key locations on the pipeline. And if you have any other questions, please contact our professionals to answer them for you.

Overview Pig Passage Indicator is a mechanically triggered explosion-proof digital display ball indicator. It is usually installed on the ball pipe. And it can detect whether the pig passes. The product has a built-in real-time clock. In this way, the exact date and time of the last pig passing and the total number of ball passes can be recorded.

EMT make Pig Signaller simpler and more effective: EMT’s range of intrusive pig signallers is detector instruments mounted on pig launchers and receiver stations to confirm the launch or arrival of a pig. They can also be mounted at any location on a pipeline and will detect the passage of all types of pipeline pigs. Our intrusive Pig Signaller uses a unique magnetic system to prevent fluid exchange blocked, therefore, it eliminates the risk of leakage from the action seal, also the trigger of the instrument is enhanced flexibility, reduces maintenance costs, and is easy to install to pipelines.