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4 E1/X.21 Port Fibre Optic Modem / Multiplexor
Providing a highly reliable & cost effective communications link over fibre.


E1/X.21 Port Fibre Optic Modem

The 3004 series fibre optic line termination unit provides a highly reliable and cost effective communications link over Multimode or Singlemode fibre.The modems are designed to transmit 4 independent channels of 2.048Mbps G.703 or 4 independent Nx64Kbps X.21 circuits. The unit can also be used as an E2 to fibre converter if required. The Nx64Kbps variant of this unit will operate from an internal or external clock and each port can be configured as either DTE or DCE. 75 Ohm BNC & 120 Ohm RJ45 connections are available on the E1 unit with the Nx64Kbps unit being fitted with DB15 Female connectors.
All the 3004 are 1U in height and can be either rackmounted or free standing. The nature and versatility of the 3004 series makes it ideal for a wide range of applications such as PABX to PABX interconnection.

 
Specifications
Transmission Rates
2.048Mbps
Fibre Interface ST or FC
Optical Loss Budget 10-15dB dependent upon model
Port Interfaces
75Ω BNC or 120Ω RJ45 or DB15 Female on Nx64Kbps
Operating Temp
0 °C - +55 °C
Power
+24Vdc (adapter supplied)
Size
42mm (H) x 475mm (W) x 280mm (D)


Ordering Information

Order Code
Description
FOM3014-MM
4 x E1 or 1 x E2 850nm SM & MM
FOM3024-MM
4 x E1 or 1 x E2 1300nm SM & MM
FOM3034-MM

X.21 850nm MM & SM

FOM3044-MM
X.21 1300nm MM & SM

BetterBox Communications & Network Services
43 Burners Lane South
Kiln Farm, Milton Keynes
MK11 3HA
Ph: (++44) 01908 560200
Fx: (++44) 01908 565533

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