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OFM-4264 Instruction Book 

Revision 0

 

www.irtelectronics.com 

Page 3 of 8 

4264-OFM_ib_Rev0.doc 

IRT Eurocard 

 

Type OFM-4264 

 

4 Channel CWDM Fibre Optic 

Multiplexer / Demultiplexer

 

 

Instruction Book 

 

Table of Contents 

Section 

Page 

 
Revision History 

2

 

Operational Safety 

3

 

General Description 

4

 

Technical Specifications 

5

 

Installation 

6

 

Front and rear layouts 

7

 

Maintenance & Storage 

8

 

Warranty & Service 

8

 

Equipment return 

8

 

 

 

This instruction book applies to units later than S/N: 0710001. 

 
 
 
 

Operational Safety: 

 

WARNING 

 

Operation  of  electronic  equipment  involves  the  use  of  voltages  and  currents  that 
may  be  dangerous  to  human  life.  Note  that  under  certain  conditions  dangerous 
potentials may exist in some circuits when power controls are in the 

OFF

 position. 

Maintenance personnel should observe all safety regulations. 

 

Do  not  make  any  adjustments  inside  equipment  with  power 

ON

  unless  proper 

precautions are observed. All internal adjustments should only be made by suitably 
qualified  personnel.  All  operational  adjustments  are  available  externally  without 
the need for removing covers or use of extender cards. 

 

Summary of Contents for OFM-4264

Page 1: ...Demultiplexer Designed and manufactured in Australia IRT can be found on the Internet at http www irtelectronics com I R T Electronics Pty Ltd A B N 35 000 832 575 26 Hotham Parade ARTARMON N S W 206...

Page 2: ...irtelectronics com Page 2 of 8 4264 OFM_ib_Rev0 doc IRT Eurocard Type OFM 4264 4 Channel CWDM Fibre Optic Multiplexer Demultiplexer Revision History Revision Date By Change Description Applicable to 0...

Page 3: ...nits later than S N 0710001 Operational Safety WARNING Operation of electronic equipment involves the use of voltages and currents that may be dangerous to human life Note that under certain condition...

Page 4: ...myriad of different signals types can be sent down the one fibre With IRT s four channel fibre multiplexer demultiplexer modules for example up to sixteen SDI signals can be sent down a single fibre O...

Page 5: ...dB Return Loss 45 dB typically 50 dB Directivity 55 dB Channel Isolation 30 dB typically 40 dB Non Adjacent Channel Isolation 45 dB typically 50 dB Polarization Dependent Loss 0 2 dB Other Temperature...

Page 6: ...connected to earth for safety reasons See frame manual for details Signal earth For safety reasons a connection is made between signal earth and chassis earth No attempt should be made to break this...

Page 7: ...nel connector diagrams The following front panel and rear assembly drawings are not to scale and are intended to show connection order and approximate layout only CAUTION Direct connections to module...

Page 8: ...on components shall be extended by IRT only to the extent obtainable from the component supplier Equipment return Before arranging service ensure that the fault is in the unit to be serviced and not...

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