REMOTE MONITORING

Bullhorn® Cathodic Protection Test Point Remote Monitors

Bullhorn cathodic protection test point remote monitors read your test points in real time. No site visit needed. Compare CP test point RMUs below.

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RM540 Test Point Remote Monitor

The RM540 is a cathodic protection remote monitoring unit designed for test points. It reads AC/DC pipe-to-soil readings in real time, fits discreetly under a standard test station cap, the battery life runs up to 10 years, and has cellular or satellite connectivity.

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RM520 Interruptible Bond RMU

The Bullhorn RM520 provides cathodic protection remote monitoring and interruption for single-bond sites. It reads two structures and one shunt, with GPS-synced interruption. Battery life runs up to 5 years, with cellular or satellite connectivity.

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RM4210 & RM4250 AC Monitoring RMUs

The RM4210 (satellite) and RM4250 (cellular) track AC corrosion at coupon test stations, built for continual AC mitigation monitoring. Readings stay accurate within one percent. Pairs directly with Triton triple-coupon test stations.

Explore RM4210 & RM4250

Find the Right Bullhorn for Your Test Points

	RM540	RM520	RM4210 & RM4250
Connectivity	Cellular or satellite	Cellular or satellite	Cellular or satellite
What It Monitors	Pipe-to-soil, instant-off	Pipe-to-soil, bond current, interruption	AC/DC current density, pipe-to-soil
Communications	Two-way	Two-way, GPS-synced	Two-way, queued
Voltage Accuracy	±2% of range	±2% of range	1% of reading
Surge Rating	In-circuit protection (8kV)	In-circuit protection (8kV)	In-circuit protection
Warranty	3-Year All Inclusive	3-Year All Inclusive	Standard
	Learn More	Learn More	Learn More