2012年5月24日星期四

Classification of fiber patch cord


Fiber patch cord (also known as fiber optic connectors), that is,access to the optical module of fiber optic connectors, have a good variety, and may not be interoperable between. SFP modules, then the LC fiber optic connector, the GBIC connected SC fiber optic connectors. The following detailed description of several commonly used in network engineering fiber optic connectors:
① FC Fiber patch cord: External strengthen the use of metalfastening method for the turnbuckle. Generally used in the ODF sideup (patch panel)
② The SC Fiber patch cord: connector to connect the GBICoptical modules, and its shell is rectangular fastening method is the use of plug pin latch type, do not need to rotate. (Routers, switches,the most widely used)
③ ST Fiber patch cord: commonly used in fiber optic patch panel, shell round in shape, fastening methods for the turnbuckle. (For10Base-F connections, the connectors are usually ST typecommonly used in fiber optic patch panel)
④ The LC Fiber patch cord: connected to the SFP module connector, it uses that the easy to operate modular jack (RJ) latchmechanism is made. (Commonly used in routers)
⑤ The MT-RJ Fiber patch cord: send and receive one of thesquare fiber optic connectors, and one dual fiber transceiver
ST, SC connectors commonly used in general network.ST inserted after rotating a half weeks of a fixed bayonet, thedrawback is easily broken;
SC connector plug directly, very easy to use, the drawback is easy to fall out
; FC connectors general telecommunications network using a nut screwed onto the adapter.The advantage is solid, anti-dust, the drawback is that theinstallation a little longer.
MTRJ type fiber optic jumper by two high-precision plastic molded connectors and fiber optic cable. Outside of the connector is a precision plastic parts, including the tight organization of the push-pull plug card. For indoor applications inthe telecommunications and data network systems.
optical module: general are hot-swappable-GBIC fiber-optic inter face and more for SC or ST type; SFP transceiver: Small package-GBIC fiber optic LC type.

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