Obsnap Instruments Sdn Bhd
29A, Jalan SS 15/4C, 47500 Subang Jaya, Selangor, Malaysia.
+603-5621 5786
+603-5621 5829
+60122185651 (Enquiry)
+60162233687 (Vacancy)

C.SCOPE - MXL4 Precision Locator

C.SCOPE - MXL4 Precision Locator Cable Locators Metal Detection

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Specfication :

The MXL4 Multi Frequency Locator is available in two model types:

  • MXL4-D Precision Locator
    The C.Scope MXL4-D is a high performance digital multi-frequency Precision Pipe & Cable Locator with in-built Data Logging.
  • MXL4-DBG Precision Locator
    The C.Scope MXL4-DBG is a high performance digital multi-frequency Precision Pipe & Cable Locator with in-built Data Logging, Bluetooth™ connectivity and GPS tracking.

Both these products are designed for use with an MXT4 Multi Frequency Transmitter.

Product name
MXL4 Precision Locator

Part Nos.

  • MXL4-D
  • MXL4-DBG


  • On/Off Switch: Spring loaded trigger switch under handle
  • Function Select Switch (FOUR position): P. Power Mode; R. Radio Mode; T. Transmitter Mode; A. AllScan Mode
  • Sensitivity Control
  • Depth Measurement Button. Push button for live display of depth
  • Current Measurement Button. Pushbutton for live display of Transmitter current
  • Frequency Select Button. Pushbutton for Transmitter Mode frequency selection

Audio Indication
Removable and user replaceable loudspeaker module

Visual Indication
Multi-segment Liquid Crystal Display indicating:

  • Signal Strength
  • Mode selected
  • AlarmZone™
  • Battery Condition
  • Self Test Indicator
  • In Transmitter Mode, Frequency selected; Depth Measurement; Signal Current Measurement
  • GPS signal detected (MXL4-DBG only)
  • Bluetooth™ activated (MXL4-DBG only)

Data Logging
Internal capacity for storing over 12months of data (in normal use) logged once per second. Data logged includes:

  • Time/Date
  • Mode Sensitivity Level
  • Received Signal Level
  • Frequency Depth
  • Signal Current Measurement
  • Self Test Result
  • Swing Indicator
  • GPS position (MXL4-DBG only)

Bluetooth v2.1 (for Android) and v4.0 (for Apple iOS)


Data Connector
Standard USB Mini B connector in battery compartment. USB 2.0 Compatible

Self Test
Automatic Daily Self Test

Swing Indicator
Audio beep to indicate incorrect use of the Locator

Transmitter Mode Frequencies
Simultaneous 131,072Hz and 32,768Hz; 131,072Hz, 32,768Hz; 8,192Hz; 640 and 512Hz

Case moulded from high impact plastic. Designed to withstand 1m (3’3”) drop onto a hard surface

Weight (including batteries)
2.65kg (5lb 13oz)

720mm x 280mm x 65mm (28.3” x 11” x 2.5”)


  • Locate Accuracy: better than 10% of depth
  • Depth Accuracy: ±5% @ 1m (3’3”)
  • Line Depth Measurement Range: 0.1m to 9.99m (4” to 32’)
  • Line Depth Resolution: 0.1m (0.4”)
  • Sonde Depth Measurement Range: 0.1m to 9.99m (4” to 32’) depending on Sonde type
  • Sonde Depth Resolution: 0.1m (0.4”)
  • Current Measurement: 0.01mA to 100mA

Battery Type
Internal 8 x ‘AA’ (LR6) cells (either alkaline non-rechargeable or NiMH rechargeable)

Battery Life
40 hours intermittent use at 20ºC (68ºF) using alkaline cells

IP Rating

Network Rail Approved

Performance figures stated can be affected by site parameters such as ground conditions, temperature, and strong electromagnetic fields. Specification may be subject to change. All C.Scope Locators are in compliance with the essential requirements and other relevant provisions of Council Directive 2014/30/EU (EMC). Compliance has been demonstrated by testing representative samples to the relevant harmonised standards. All C.Scope Locators comply with the essential requirements and other provisions of Council Directive 2011/65/EU (RoHS).


Features MXL4-D MXL-4DBG
Power Mode
Radio Mode
Generator / Transmitter Mode
 – 33+131kHz
 – 131kHz
 – 33kHz
 – 8kHz
 – 512Hz
 – 640Hz
AllScan Mode
Accurate Depth Indication
Signal Current Measurement
Overload Protection
Peak Hold
Dynamic Swing Sensor
Automatic Daily Self Test
Product Validation Certificate
Data Logging
Data Logging Rate – once per second
2GB Memory
Data Transfer via USB
Data Transfer via Bluetooth™
In-Built GPS position logging – 
High Resolution Backlit Liquid Crystal Display
No Periodic Calibration*
Three Year Warranty**
Batteries*** 8 x AA (LR6 Alkaline or NiMH Rechargeable)


Performance Frequency Sensitivity
@ 1m depth
Detection Depth
Power 50-400Hz 5mA 3m
Radio 10kHz-30kHz 25µA 2m
 –  33+131kHz 33+131kHz 5µA 5m
 – 131kHz 131kHz 5µA 5m
 – 33kHz 33kHz 5µA 5m
 – 8kHz 8kHz 100µA 5m
 – 512Hz 512Hz 100µA 5m
 – 640Hz 640Hz 100µA 5m
AllScan 50Hz-33kHz 100µA 3m
 – 33Hz 33Hz 7m
 – 8Hz 8Hz 7m
 – 512Hz 512Hz 5m
 – 640Hz 640Hz 5m
Rodding Oscillator 33kHz 4.5m
Traceable Rodder – Line 33kHz 3m
Traceable Rodder – Tip / Sonde 33kHz 4m


Depth Measurement Range
Line 0.2m – 3.0m
Sonde 0.25m – 9.9m
Depth Accuracy +/- 5% of depth
Acquisition Time – Cold Start 30s
Acquisition Time – Hot Start 1s
No. of Channels 56
Accuracy 2m
Supported Systems GPS, SBAS, QZSS, Galileo, GLONASS
Version v2.1 (for Android) and v4.0 (for Apple iOS)
Supported Systems PC, Android and Apple iOS
Range 30m
Transfer Rate 350kbps


No Periodic Calibration. The MXL4 Locators do not require periodic recalibration. A Product Validation Certificate can be printed using the PC Toolkit. C.Scope authorised Service Centres are also able to provide third-party Test and Calibration Certification should you require it to comply with client or internal regulations.

** Three Year warranty. Conditions apply.

*** Batteries. The MXL4 Locators use 8 x AA LR6 Alkaline or NiMH Rechargeable batteries sealed in a secure, fitted battery compartment. The battery pack will typically provide approximately 40 hours of service depending on use. The battery compartment also houses a spare battery holder

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