Pipe and cable locator

Pipe and cable locator

C-Scope MXL4 Multi Frequency Locator

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