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The new generation CFL PL4+ Cable Fault Pre-locator from SCOPE is the ultimate solution for locating underground cable faults in minimum time. It uses advanced technology for fault distance measurement which helps even an unskilled operator to locate the fault accurately up to 256 km.

CFL PL4+ portable Prelocator is used for identification of fault types in underground cables and the distance of fault. These products are designed to find out various types of faults in the cable such as Open Circuit, Short Circuit, Splice in Cable, High Resistance, Moisture Ingress, etc. Various modes of operation combined with advanced features offer the user the most effective solution for the job


  • Compact, Lightweight and Rugged
  • User-friendly operation
  • Wide measurement range up to 256km
  • Highest measurement accuracy up to 0.025%
  • A high-speed sampling of 800MHz
  • Multiple waveform comparison with Subtraction mode to show waveform differences
  • Zoom function for detailed analysis of the waveform
  • Asynchronous interference & noise suppression
  • Adjustable Gain and Balance
  • Inbuilt Cable Library for easy setup and testing
  • Inbuilt memory to store 300 waveforms with USB connectivity
  • High resolution 10.4” colour TFT display
  • “Screenshot” function with image saving in JPG
  • Mains, as well as Inbuilt Rechargeable Battery, operated
  • Housed in IP67 class moulded case


Parameters  CFL PL4+
Modes Of Operations

TDR: Time Domain Reflectometry / Low Voltage Pulse-echo

SIM / MIM / ARC : Secondary Impulse / Arc Reflection/Multiple Impulse

ICM / ICE: Impulse Current

Voltage Decay

Sampling  Rate  800MHz
Measurement Range  Up to 256 Km
Measurement Accuracy  0.025% to 0.2%
Resolution  0.01m
Pulse Amplitude (OCV) 18V and 86V selectable
Pulse Width 10nS to 100μS
Output Impedance 25Ω to 600Ω (Default 75Ω)
Velocity of Propagation (VoP)/Propagation Factor (PF) Settings    Parameters  VoP% PF  V/2
From  33.3% 3.000  50m/μS
To 99.9% 1.000 150m/μS
STEP 0.1% 0.001 0.1m/μS
Memory  300 Waveforms
Connectivity USB, Direct Download to Pen Drive 
Cable Library >100 Settings
Display 10.4" Colour TFT
Battery  Rechargeable Lithium-Ion, Suitable for 6-hour operation
Charger Input Supply 90V to 264V AC, 47 to 63 Hz, Single Phase
Environmental -10°C to +50°C, up to 95% RH (Non-Condensing)
Dimension 339mm x 295mm x 152mm
Weight  3.7 Kg
Read 5581 times Last modified on Friday, 30 October 2020 10:10
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