Part No: FMOTDR001

Application area

  • Testing the distance of the fiber and identify the faults location in fiber link.
  • Locates reflective and non-reflective breaks in the fiber network.
  • Inspection of fiber repair and maintenance.

Features & Benefits

  • Portable, rugged, lightweight; Easy to use.
  • More accurate testing results and better repeatability.
  • Up to 8 fiber faults can be detected in each measurement.
  • Automatic Pulse Width Control Design To Ensure a Convenient Operation
  • Built-in visual fault locator(VFL), Conveniently to find the faults dead zone.
  • Dust, water and shock proof, designed for field use.


Operating Wavelength 1550nm (1310nm Optional)
Fiber Type 9/125um SM Fiber
Optical Connector Type FC / PC
Detector Type InGaAs
Peak Power of laser ≤60mW
Max. Displaying Distance Reflection Event 60km (≥1㏈)
Non-reflection Event 20km (≥2.5㏈)
Measurement Unitm m
Reflection Event Dead Zone 15m
Distance Accuracy (Reflection Event) ±(2m+2*10 (-3) * Distance)
Wavelength of VFL Option 650nm
Output Power of VFL Option 〉=1mW
Power Supply Alkaline Battery (3pcs aa 4.5V Batteries)
Battery Operating Time ≥5000 measurements
Working Temperature -5~40℃
Storage Temperature -10~60℃
Humidity 0~85% (Non-condensation)
Dimensions 190*100*50mm
Weight(g) 450