Highlights
- Locates 2 different marker frequencies simultaneously
- Reads, writes and locates iD markers
- Estimates exact location of underground markers
- Large, backlit, high-resolution graphic display
- Large, backlit, high-resolution graphic display
- Withstands a wide temperature range of -4 to 122 °F (-20 to 50 °C)
- Compatible with all 3M™ markers (telephone, gas, communication, power, water, wastewater and general purpose)
3M™ Dynatel™ Electronic Marker System (EMS) Marker Locators 1420 series is microprocessor-based systems that quickly and efficiently locate underground markers—years after construction or maintenance.
The 3M™ Dynatel™ 1420 Marker Locators are designed to be accurate, fast and integrated allowing you to accurately and easily:
• Locate, read and write to 3M iD markers
• Pinpoint the depth and location of all existing models of properly installed underground passive EMS markers
• Conduct direct depth reading of markers
• Locate two different marker frequencies simultaneously
Product Overview: 3M Dynatel 1420 EMS-ID Locator Wand
The 3M Dynatel 1420 EMS-ID Locator Wand is a highly sensitive, hand-held receiver designed for the precise locating and identification of buried utilities. It is a key component of the 3M Dynatel EMS (Electronic Marker System) platform, a industry-leading solution for managing underground infrastructure.
This wand is engineered to detect the unique, encoded signals from 3M EMS Markers, allowing operators to not only find a cable, pipe, or fault but also to positively identify its specific type and depth with exceptional accuracy.
Key Product Identifier:
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Model: 1420 EMS-ID
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3M Catalog Number: 80-6111-4646-7
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Common Name: Locator Wand, Receiver
Detailed Product Description
Primary Function & Purpose
The 1420 EMS-ID Wand is used to locate and identify underground assets that have been tagged with 3M’s proprietary Electronic Markers. Unlike standard cable locators that only detect a radio frequency, this system provides positive identification, eliminating guesswork and reducing the risk of damaging the wrong utility.
It is specifically designed to work with:
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3M EMS Cable Markers
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3M EMS Pipe Markers
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3M EMS Fault Markers (for pinpointing faults in buried power cables)
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3M EMS Point/Point of Interest Markers
Key Features & Benefits
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Positive Identification (ID) Technology:
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Benefit: The wand displays a unique code for each type of marker (e.g., “ELEC” for electric, “GAS,” “WATER,” “FIBER”). This eliminates confusion between utilities that are in close proximity, enhancing jobsite safety and efficiency.
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Automatic Depth and Signal Strength Display:
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Benefit: Provides instant, accurate depth readings to the target marker without the need for manual calculation. The signal strength bar graph guides the user directly to the marker’s epicenter.
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Dual-Frequency Operation:
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The wand operates on both 82 kHz (for long-range detection of markers) and 815 kHz (for precise, short-range pinpointing).
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Benefit: Allows for a wide search area sweep and then highly accurate pinpointing once a signal is detected.
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Simple, Intuitive Operation:
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Features a clear LCD screen and simple two-button control (Power/Frequency, Light).
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Benefit: Minimal training required. Operators can quickly learn to use the device effectively.
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Durable and Ergonomic Design:
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Built to withstand harsh field conditions. The wand is lightweight, balanced, and comfortable for all-day use.
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Benefit: Increases productivity and reduces operator fatigue.
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Water-Resistant:
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Benefit: Can be used in various weather conditions, ensuring work can continue in light rain or damp environments.
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Technical Specifications (Summary)
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Detection Frequencies: 82 kHz (Search), 815 kHz (Pinpoint)
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Display: LCD with alpha-numeric readout, depth display, and battery/signal strength indicators.
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Depth Range: Up to 10 feet (3 meters), depending on soil conditions and marker type.
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Power Source: 4 AA alkaline batteries.
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Operating Temperature: -4°F to +122°F (-20°C to +50°C).
Target Audience & Applications
This product is essential for professionals who install, maintain, and locate underground infrastructure:
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Utility Companies: Electric, Gas, Water, Telecommunications, Fiber Optic.
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Municipalities & Public Works Departments.
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Contractors: Civil, electrical, and plumbing contractors.
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One-Call / Damage Prevention Technicians.
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Industrial Plant and Facility Maintenance Teams.
Why Choose the 3M Dynatel 1420 EMS-ID System?
The 1420 EMS-ID Locator Wand is more than just a locator; it’s part of a complete asset management system. By burying EMS markers at key points (turns, tees, connections, faults) and using this wand to find them, organizations can build a accurate, reliable, and permanent record of their underground assets. This leads to:
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Reduced Excavation Damage: Positively identifying a utility before digging is the single most effective way to prevent costly and dangerous strikes.
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Increased Productivity: Locate and identify assets faster than with traditional methods.
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Improved Data Accuracy: Provides verified, as-built data for GIS and asset management records.
Conclusion:
The 3M Dynatel 1420 EMS-ID Locator Wand (80-6111-4646-7) is a premium, specialized tool for anyone serious about underground asset management, safety, and efficiency. It transforms the critical task of utility locating from an educated guess into a precise science.























