Thanks to the embedded 3M™ EMS Point Marker’s frequency dedicated for each type of utility, this tape helps to quickly and easily locate underground utility networks — with no need for access points. Its design also helps ensure accurate location when damaged and does not require metallic continuity for locating, as a locatable signal is provided by 3M™ EMS Point Markers embedded in the tape every eight feet that are activated using a 3M™ Dynatel™ Locators 7000X Series. Choose 3M™ Electronic Marking System (EMS) Warning Tape 7900-XT Series for a fast, easy, and reliable solution that provides accurate and consistent results — even in the most demanding conditions.
3M™ Electronic Marking System (EMS) Warning Tape 7900-XT Series is one of many products in the 3M™ Locating and Marking System that provide solutions for stress-free management and maintenance of buried assets. This product family also includes 3M™ EMS Point Markers, which offer the precise marking of points along buried lines, utilizing a passive antenna that operates in most soil types, both wet and dry. Additionally, the 3M™ Dynatel™ Locator 1400X, 2500X, and 7000X Series complements the overall marking system by locating both buried cables and 3M™ EMS Point Markers. It also reads, writes, and locates 3M iD Markers, utilizing both integrated GPS and Bluetooth® communications for enhanced functionality and a large, backlit, high-resolution graphic display for maximum legibility. For a complete solution for locating, marking, and mapping underground networks, turn to the 3M™ Locating and Marking System.
Highlights:
- Can be installed near or above buried assets, creating a detectable, easy-to-follow path above ground
- Uses a high-strength core material for an early warning during excavation
- Utilizes distinct radio frequency (RF) path markers with unique frequencies for each utility type
- Does not require batteries and eliminates the need to hook up an external transmitter
- Fast to locate thanks to 3M™ EMS Point Markers embedded in the tape every eight feet providing a locatable signal — no need for access points or metallic continuity
- Color-coded for each utility buried asset type
- For use in open trench applications in power, telecom, water, and gas utilities
- Part of the 3M™ Locating and Marking System product family
- Signal continuity is provided by the 3M™ EMS Point Markers embedded in the tape every eight feet
- High strength core material provides an early warning for excavators






