4001D Magnetic Pig Signaller




User-Friendly and Designed for Effortless Operation

The 4001D Magnetic Pig Signaller is designed to streamline pig detection operations for effortless control and precision. 

Quick and Simple Setup

The 4001D magnetic pig signaller is designed for easy installation using ratchet straps or stainless-steel banding, eliminating the need for specialised personnel or prolonged downtime.

Intuitive User Interface

Receive pig passage data and easily navigate and control directly from the intuitive display, enhancing the overall user experience.

Survey Mode for Precision

Discover the magnetic signature of your pig with advanced Survey Mode.  A live graphical representation of Gauss readings ensures precise monitoring and analysis.

Tailored Communication Solutions

The 4001D ensures effective communication tailored to your needs.  Whether receiving data locally or linking to a SCADA system, the signaller adapts seamlessly to your preferences.


Operation and Features
Identifies the passage of pigs carrying magnets in all pipeline mediums by detecting a change in the magnetic field as the pig passes beneath the sensor
ATEX and IECEx certified for use in hazardous areas and IIC Classified for use on hydrogen pipelines.  
Quick and easy installation using ratchet straps or stainless-steel banding.
Magnetic pig signallers have no location restrictions – they can be installed on a major barrel, and a magnetic sensor can be supplied on a cable up to 10m long for use on buried pipelines or where access is limited
Details of pig passage events are signalled on the display and can be remotely indicated via the operator's SCADA system.
Up to 99 events can be logged with time and date. 

Additional documentation, certification and applications

Product Category
Non-Intrusive Pig Signallers
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