3M™ DYNATEL™ ELECTRONIC MARKER
LOCATOR 1420EMS & 1420X iD SERIES
3M™ DYNATEL™ ELECTRONIC MARKER LOCATOR 1420EMS & 1420X iD SERIES
The 3M™ Dynatel™ 1420EMS & 1420X iD Series are advanced electronic marker locators designed for accurate location, reading, and programming of underground 3M™ EMS and iD markers. These microprocessor-based systems utilize digital signal processing and GPS interfacing for high-precision utility mapping. Lightweight, rugged, and easy to operate, they are ideal for field technicians in telecom, power, gas, water, and wastewater infrastructure.
Description for Railway Notice Inviting Tender (NIT)
Supply of RFID Electronic Ball Marker (Orange) for Signalling & Telecom Cables:
Supply of 3M make RFID-based electronic ball markers, self maintain horizontal orientation during underground installation. Each marker shall support storage of up to 256 bits of user-specific alphanumeric data of locator. The shell shall be made of water/chemical/temperature resistant material. Designed for burial up to 5 ft (1.5m) depth, as per TEC Spec No. TEC/G without external power and include a barcode with a unique serial number for ease of identification and record-keeping.
Model No.-3M 1421XR iD
Key Features
Locate, read, and write to 3M™ EMS iD markers (RFiD-enabled)
Simultaneously detect two different marker frequencies
Direct depth estimation with accuracy up to ±10% + 5 cm
Compatible with GPS/GIS mapping devices for real-time utility documentation
100-marker memory with date/time stamps and user-definable templates
Standard RS232 port for PC interfacing and data export
Lightweight and ergonomic design (only 1.9 kg)
High-resolution backlit LCD display with soft-key interface
Benefits
Enables highly accurate and non-invasive utility locating
Improves data traceability with marker read/write logging
GPS integration allows for seamless GIS mapping and CAD updates
Simplifies utility record-keeping with automated, paperless workflows
Easy to use with minimal operator training
Works effectively even in congested or metal-heavy environments
Read multiple markers in close proximity with precision
Applications
Locating buried infrastructure markers for gas, telecom, power, water, wastewater
Reading and programming 3M™ iD markers for utility identification
Utility GIS/GPS mapping and database integration
Updating records of underground assets in urban and industrial environments
Maintenance audits and long-term underground asset tracking
Power and Battery
| Item | Details |
|---|---|
|
Battery Type |
8 × AA-size Alkaline
|
|
Battery Life |
~25 hours |
|
Charging |
N/A (replaceable batteries) |
Data Storage
| Data Type | Capacity |
|---|---|
|
Read Marker Records |
100 |
|
Written Marker Records
|
100 |
|
Depth Records |
5
|
|
iD Templates |
32
|
|
Memory Format |
Includes date/time stamp |
EMS and iD Marker Capabilities
Read Range:
- Up to 1.5 m (5 ft) for 1420
- Up to 1.2 m (4 ft) for 1420E
Write Range:
- Up to 30 cm (1 ft) for iD markers
Accuracy:
- ±10% ±5 cm for depth estimation
Supported Marker Types:
- 3M™ EMS iD Ball Markers (all 7 utility types)
Locate and Operating Modes
| Mode Type | Description |
|---|---|
|
Marker Locate |
Pinpoints marker position with peak response
|
|
Dual Frequency |
Simultaneously scans for two different marker types
|
|
RFiD Read/Write |
Access and modify iD marker data on-site
|
|
Depth Estimation |
Automatically estimates marker depth
|
Display and User Interface
| Parameter | Details |
|---|---|
|
Screen |
Graphic LCD with backlight |
|
Interface |
Soft keys and intuitive layout |
|
Audio |
0.25W speaker, headphone jack |
Supported Frequencies
| Marker Type | Frequency (kHz) |
|---|---|
|
Telecom (TEL) |
101.4 |
|
Gas (GAS) |
83.0 |
|
Power (PWR) |
169.8 |
|
Water (WTR) |
145.7 |
|
Wastewater (WW) |
121.6 |
|
Communication |
77.0 |
|
General Purpose |
66.35
|
Environmental Specifications
| Parameter | Value |
|---|---|
|
Operating Temp |
-20°C to 50°C (-4°F to 122°F) |
|
Storage Temp |
-20°C to 70°C (-4°F to 158°F) |
|
IP Rating |
IP54 |
|
Certifications |
CE (Export Model 1420E-iD) |
Connectivity
| Feature | Details |
|---|---|
|
RS232 Port |
Standard DB9 for PC and GPS connection
|
|
GPS Integration |
Compatible with NMEA-compliant GPS
|
|
GIS Export |
Data export in CAD/GIS compatible format |
Physical Specifications
| Component | Size (H×W×D) cm (in) | Weight |
|---|---|---|
|
Receiver |
26.7 × 11.8 × 76.2 (10.25 × 4.7 × 30)
|
1.9 kg (4.0 lb) |
|
Shipping |
N/A
|
5.3 kg (11.5 lb)
|
Included Accessories
Carrying bag
Alkaline batteries
RS232 data cable (DB9)
User manual and setup guide
GPS/GIS compatible interface (optional)
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