ST820 Optical Fiber Identifier adopts the technology of Marco-bending, which is safe and credible. And it is not necessary to interrupt the operation and cut the fiber to identify the transmission directions. The check and measure of current signal will not affect the normal transmission signal because the low loss and it can test the transmission speed under the comparison light. It has 5 grades indication for the identified transmission signal and optical signal. It is very useful to the engineer and technical persons to choose the proper core line.
Main Functions and Features
Test bare fiber, tight tube fiber and fiber jumper
Display light transmission direction
3 different types of adapters
High detection accuracy
Identify 270Hz, 1kHz and 2kHz signal frequency
5 grades of optical signal strength display
Low voltage warning, automatic power off and energy-save design
Small size, simple button operation
Technical Specifications
Wave length identification range | 900~1650nm ( 1550 nm ) |
Signal type identification | CW, 270Hz±5%, 1KHz±5%, 2KHz±5% |
Detector type | InGaAs |
Sensitivity | -28dBm (@1550nm, bare fiber) |
Insertion Loss (1550nm) | 250m:1.0dB、900m:0.5Db 3mm: 0.5dB |
Adapter type | 250m bare fiber, 900mtight tube fiber, 3mmtail fiber |
Light signal indication | Direction indicator light + Off and on buzz sound + Strength indicator light |
Comparison light signal indication | Direction indicator ligh |
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