Visual Fault Locator RUGGED-TYPE

30,00

Available on back-order

Visual Fault Locator RUGGED-TYPE Model range : from 5mW to 50mW Red light This pocket style VFL is especially designed for field teams who needs a portable light source for fiber tracing, routing, continuity testing to locate break-points and poor connections.

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Available on back-order

SKU: 2020860084.4371 Categories: , Tags: , ,

Description

The Visual Fault Locator launches 650nm visible laser light into the fiber.When the light encounters a break or sharp bend, it scatters, and the scattered light can be observed emerging from the cable. The Visual Fault Locator can locates breaks in short patch-cords, which an OTDR cannot detect due to their operating dead zone. A fault locator is also much cheaper than an OTDR. However, they are not recommended for using with dark-colored or armored cables.

The Visual Fault Locator can be operated in either continuous wave mode (CW mode) or in pulsed mode. Pulsed mode aids in locating faults under high ambient light conditions and improve battery life. It also could be used in checking connector quality. Often a connector may appears to be perfect. But inside the connector ferrule itself, poor gluing or dirty may create a microbend in the fiber. This microbend will produce excess insertion losses or return losses,and may result in premature failure of the connector. As the visual light launches through the fiber, it emerges from the connector in question, one can readily see the distortion as a series of rings superimposed on a normal output. Bending or twisting the fiber may affect the overall intensity pattern, but not the ring pattern itself.

Application
· Maintenance in telecom, CATV
· Test Lab of optical fibers
· Fiber routing and continuity checking in optical networks
· Other fiber optic measurements

Feature
· adopt high quality triangular laser chip, life 8000-8000 hours
· Use APC circuit, constant power output and battery pack design
· Low power LED display, display more intuitive
· Is normally on, flash (9 hz), slow flash (3 hz) three work modes
· Overall style resembles transformers, hale, devices are strong
· Shell parts for aluminum alloy material, the surface anodic oxidation bright black, buttons for stainless steel 316, grain surface car light
· Products increase the heatsink, multiple electrostatic protection, power is more stable
· 2.5mm universal connector,for 1.25mm connectors, FC(male)-LC(Female) adaptor also can be provided on request
· Operates either in CW or Pulsed mode with constant output power
· Long battery life (up to 60 hours)
· Drop-resistant and dust-proof design of laser head
· Laser case ground design prevents ESD damage
· Portable and rugged / reinforced
· Easy to use

Visual Fault Locator Demonstration

Central wavelength 650nm±10nm (635nm is available on request)
Emitter type FP-LD
Output power 5mw(Laser Range≥5km)10mw(Laser Range≥10km)

20mw(Laser Range≥20km)

30mw(Laser Range≥30km)

40mw(Laser Range>35km)

50mw(Laser Range>40km)

 Optical connector 2.5mm universal connector, for 1.25mm connectors, FC (Male)-LC. (Female) convertor can be provided on request
 Operating model Both CW and Pulse available
 Pulse frequency 2Hz to 3Hz / 9Hz
 Power supply 2AA alkaline batteries
 Operating temperature -20°C to 60°C
 Storage temperature -40°C to 85°C
 Dimension 22*3.5*2.6cm
 Weight 155g (without battery)
1

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