FallBack Switch

A class of switches used to provide fail-over support for critical network communication lines. Fallback switches are an essential component of a fault tolerant network system with resources that must have a high availability. The FallBack Switch (FBS) is designed to allow automatic electronic switching between two modems or other RS 232-C devices.

 

SPECIFICATION OF FALLBACK SWITCH CARD

Interface                      : RS 232-C

Connectors                   :  9 PIN D TYPE FEMALE – 1 No.  9 PIN D TYPE FEMALE – 2 No. (PRI, ALT)

Pins Supported           : 3 – TXD,  2 – RXD,  7 – RTS,  8 – CTS,  6 – DSR, 1 – CD, 5 – Signal Ground  and  4 – DTR

Indications                   : 6 LED’s

Controls                        : 2-position mode select switch

Control Signals            : CD (1-2 Mode), DTR (2-1 Mode)

No. of cards/rack        : 10

Construction                :  100mm x 160mm Plug in card for 3U, 6T 19” sub rack

A model with standalone FBS card is also available as model FBS-02.

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