MR-FB
FIBRE/BNC MICRO HUB
FEATURES:
TECHNICAL DESCRIPTION :
The MR-FB Is a micro hub with the following ports 1xFibre, 1xBNC. All ports conform to the relevant IEEE 802.3 specification ensuring compatibility with other vendors products. An extensive set of indicators is provided for system diagnosis. The micro hubs may be expanded with any member of the family to provide larger more diverse hubs, but still with a repeater count of 1.
SPECIFICATION:
Dimensions :- 121 x 131 x 23mm + connector protrusions
Electrical :- 12v DC from power cube supplied
Environment :- 0 to 45 o C Operational, -20 to + 85oC Storage
Indicators :- Multi functional indicators are provided and conform
to the following:
|
AUI
|
BNC
|
FIBRE
|
UTP
|
INDICATORS
|
|
|
*
|
GREEN
|
LINK
|
|||
|
*
|
*
|
BLINKING GREEN
|
RX PACKET
|
||
|
RED
|
REV POLARITTY
|
||||
|
*
|
*
|
BLINKING RED
|
TX PACKET
|
||
|
*
|
*
|
ALTERNATE RED/GREEN |
PARTITION
|
||
The POWER ON indicator doubles as a Fibre LINK indicator.
Alternating ON/OFF :- Power on, Link fail.
Alternating high low intensity :- Power on, Link good.
Switches :- The two expansion switches are located at the side of
the unit .
In any system ;ONE UNIT ONLY MUST HAVE BOTH SWITCHES ON.
Switch Functions
| Front Panel | |||
| LEFT | The down posistion connects the screen of the BNC socket to the case of the unit. It is not earthed throuhg the power supply as the supply to the 10BASE2 circuitry is floating. | ||
| RIGHT |
The down posistion connects a 50 Ohm termination resistor between the BNC signal pin and the BNC screen. |
||
| Side Panel | |||
| BOTH | The down posistion for operation as a single unit. If in a multiple stack only one unit should have the switches down, all other units in the stack should have both switches up. |
Order Code.
Description.
MR- FB . . . . . . . . . . . . . . . . . .
. . . . .Fibre/BNC Micro Repeater
VolAmp
Ltd
Unit 3, Riverside Business Park, Dogflud Way, Farnham, Surrey, GU9 7SS
Tel 01252 724055 Fax 01252 733425 E-mail: info@volamp.com
www.volamp.com