bidirectional pig signaler
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Bidirectional Flange Pig Signaler
The Bidirectional Flange Pig Signaler is the necessary equipment in the pipeline pass-through pipe cleaning process.Bidirectional Flange Pig Signaler is fixedly installed above the pipeline to determine whether the pig has passed the test point. Bidirectional Flange Pig Signaler can provide information to the operator through secondary sources such as light, point, sound or special clock to guide the switching process.
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