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DWDM-40C  

Rev. 

 

A laser beam can be harmful to the human eye (depending on laser power and exposure 
time), therefore: 
 

!!

  

BE CAREFUL WHEN CONNECTING / DISCONNECTING FIBER PIGTAILS 

(ENDS).  
 
NEVER LOOK DIRECTLY INTO THE END OF THE FIBER.  
 
NEVER USE MICROSCOPES, MAGNIFYING GLASSES OR EYE LOUPES TO LOOK 
INTO A FIBER END. 
 
USE LASER SAFETY EYEWEAR BLOCKING LIGHT AT 1310 nm AND AT 1550 nm. 

 

 
Instruments exist to verify light output power: Power meters, IR-cards etc.  
 

The FR-2RU-10-2 is classified as Class 1 laser product according to EN 60 825-
1:94/A11:96, and CFR Ch1(1997) Part 1040.10. 
If the front panel is removed, the FR-2RU-10-2 is classified as Class 1 laser product 
according to EN 60 825-1:94/A11:96, and class IIIb according to CFR Ch1(1997) Part 
1040.10. 
 
Maximum output power after multiplexing in DWDM-40C: 30mW 
Operating wavelengths: 1550 

±

 20nm. 

 

 

 

 

 

 

< 5mW
>1270nm

 

 
 
 
 
 
 
 

4.3 Connector cleaning 

Optical connectors should be kept clean at all times. Whenever a connector is disconnected 
the enclosed protective dust cap should be put on. This protects the ferrule used for fiber 
alignment and prevents the surface from being scratched or damaged. 
 

 
  

network-electronics.com 

Summary of Contents for Flashlink DWDM-40C

Page 1: ...network electronics com 40 ch 100GHz Dense Wavelength Division Multiplexing System Rev 0 Flashlink User Manual DWDM 40C...

Page 2: ...9 Fax 47 33 48 99 98 Email support network electronics com www network electronics com Support Phone 47 90 60 99 99 Revision history Current revision of this document is the uppermost in the table bel...

Page 3: ...Connections 7 3 1 Connecting to the DWDM 40C 7 3 2 System design 7 4 Operation 8 4 1 Handling of optical fibers 8 4 2 Laser safety precautions 8 4 3 Connector cleaning 9 4 4 Power dissipation in the...

Page 4: ...ltiplexed signals The modules are bidirectional so they work as both multiplexer and demultiplexer at the same time A DWDM 40C consists of one DWDM 40C A and one DWDM 40C B which when used together pr...

Page 5: ...ched pair including connectors 6dB max Channel Spacing 100GHz Passband ITU 12 5GHz Adjacent Channel Isolation 25dB min 28dB typ Non Adjacent Channel Isolation 40dB min Directivity 45dB min Thermal Wav...

Page 6: ...9 48 194 80 1538 98 47 194 70 1539 77 46 194 60 1540 56 45 194 50 1541 35 Blue wavelengths 44 194 40 1542 14 43 194 30 1542 94 42 194 20 1543 73 41 194 10 1544 53 40 194 00 1545 32 39 193 90 1546 12 3...

Page 7: ...ure 3 1 The backplane for the 40 channel DWDM system optical filter endpoint A 3 2 System design The maximum insertion loss for any channel in end point A is 4 0dB but the same channel in the compleme...

Page 8: ...adius This means that any bending of the fiber corresponding to a bend radius less than the given value will make the light leak out of the fiber A typical value is 20 mm to 40 mm Telcordia standard f...

Page 9: ...ied as Class 1 laser product according to EN 60 825 1 94 A11 96 and CFR Ch1 1997 Part 1040 10 If the front panel is removed the FR 2RU 10 2 is classified as Class 1 laser product according to EN 60 82...

Page 10: ...aser wavelength will drift with changing temperature if the laser is not controlled This means that the internal temperature of the laser must be kept at a constant level for all operation temperature...

Page 11: ...lower the internal package temperature The increased current will make more power dissipate thereby increasing the ambient temperature and so on To avoid this proper ventilation of the DWDM system is...

Page 12: ...umidity range 90 non condensing 2 The equipment will operate without damage under the following environmental conditions Temperature range 5 C to 50 C Relative humidity range 95 non condensing 3 Elect...

Page 13: ...d conditions for the product s covered by this manual follow the General Sales Conditions by Network Electronics ASA These conditions are available on the company web site of Network Electronics ASA w...

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