Precise Optical Fault Identification: Emits a visible 650nm red light to quickly locate breakpoints, microbends, and connector failures through cable jackets
.OTDR Dead Zone Companion: Identifies close-range fiber faults and connector issues that fall within OTDR dead zones
.Dual Operating Modes: Toggles easily between Continuous Wave (CW) for static tracing and Pulsed mode (2–3Hz) for enhanced fault visibility under daylight conditions
.ESD & Impact-Resistant Construction: Built with a grounded laser housing to prevent ESD damage, paired with a dust-proof and crash-resistant optical head
.Universal 2.5mm Interface: Directly accommodates SC, ST, and FC connectors
, with optional hybrid adapters available for 1.25mm LC interfaces .Extended Field Power Management: Runs on standard AA alkaline batteries, delivering up to 65 hours of continuous operation (1mW model) with an integrated low-battery indicator
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Construction | Description |
Product Name | FCST080503 Pen-type Visual Fault Locator |
Central Wavelength | 650nm±10nm (635nm can be required on request) |
Emitter Type | FP-LD |
Output Power | Optional choice for 1mw, 10mw on actual needs |
Distance Range | 5/8/10/20/30km |
Optical Connector | 2.5mm universal connector |
Operating Model | Both CW and Pulse available |
Pulse Frequency | 2~3Hz |
Power Supply | 2 AA alkaline batteries |
Battery Operating Time | 650nm@1mw ≥65hour 650nm@10mw≥15hour |
Operating Temperature | -10~+45 (℃) |
Storage Temperature | -40~+70 (℃) |
Dimension (mm) | ¢15X180 |
Weight | 900g(Without battery) |
Construction | Description |
Insertion Loss | 1310nm≥0.3dB,1550nm≤0.3dB |
Return Loss | 1310nm≥50dB,1550nm≥50dB |
FTTH & Telecom Network Maintenance: Verifying patch cord continuity, port assignment, and field-terminated connectors
.Fiber Optic Cable Installation: Tracing end-to-end fiber routing inside patch panels, splice trays, and distribution boxes
.OTDR Fault Verification: Checking initial fiber spans and splice trays located within OTDR blind spots
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Q: Can the FCST080503 test LC connectors?
A: Yes. While the device features a native 2.5mm universal connector for SC, ST, and FC interfaces
Q: When should I use Pulsed mode instead of Continuous Wave (CW)?
A: CW mode provides a steady visual red beam suitable for continuous tracing
Q: What power safety and static protections are built into the unit?
A: The device incorporates a grounded laser housing designed to protect optical components from electrostatic discharge (ESD)
Q: How does this tool assist when using an OTDR?
A: OTDR devices often experience a "dead zone" where very short-distance fiber faults near the launching port cannot be measured precisely