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TWL-L-R 

Series Rackmount User’s Manual 

 

Tunable Wavelength Laser, L-Band, Rackmount 

 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Caution

The user must read this manual before operating the TWL-L-R unit.  

Operations other than those described in this manual may result in 
personal injury and/or damage to the unit.

 

 
 
 
 

Note  that  any  attempt  to  open  or  fix  the  equipment  without  prior 
approval by Optilab, LLC voids the warranty. 

 
 
 

Ver. 2.1 

November 21, 2015  

 
 
 

Summary of Contents for TWL-L-R Series

Page 1: ... must read this manual before operating the TWL L R unit Operations other than those described in this manual may result in personal injury and or damage to the unit Note that any attempt to open or fix the equipment without prior approval by Optilab LLC voids the warranty Ver 2 1 November 21 2015 ...

Page 2: ...nd control revision 2 1 11 21 15 Software operation revision Copyright 2015 by Optilab LLC All rights reserved This document is copyrighted property of Optilab LLC It may not be used in whole or in part for manufacture sale or design of items without the written permission of Optilab LLC Information herein is preliminary and subject to change without any notices ...

Page 3: ..._________________________________________________ 4 2 5 Software Interface and Control ______________________________________________ 4 2 5 1 Serial communication ___________________________________________________________4 2 5 2 Operating Guide for GUI _________________________________________________________5 2 5 3 Installation ____________________________________________________________________...

Page 4: ...w laser line width high Side Mode Suppression Ratio SMSR excellent wavelength stability and optical output level exceeding 20mW With the standard Polarization Maintaining PM fiber output TWL L R offers a linearly polarized output These features make TWL L R well suited for many different applications including DWDM device testing optical sensing and laboratory measurement applications 1 3 Features...

Page 5: ... result in damage to the surface and internal circuits 2 Operation 2 1 Introduction This chapter describes how to operate the TWL L R unit and discusses the location and function of the controls and connectors 2 2 Initial Inspection Your TWL L R unit was carefully inspected before it left the manufacturer It should be in proper working order upon receipt You should however inspect the unit for any...

Page 6: ...e green when the device has received proper AC power connections and the rear panel AC switch is enabled The individual LED indicators beneath each optical output port will illuminate when an active output is detected Laser Enable Switch This key switch toggles the internal TWL L R laser source On and Off 5 LCD display This LCD display shows the power level and wavelength of the internal L Band tu...

Page 7: ...ection for more adjustment and operation details Patch Cord Swapping Procedure 1 Toggle the front panel Laser Enable Switch to the Off position to disable the TWL L R module output 2 Swap patchcords as desired Only connect the indicated connector patchcords to the optical input output receptacles cleaning them as necessary 3 Toggle the front panel Laser Enable Switch to the On position normal oper...

Page 8: ... DVD which is supplied by Optilab together with the TWL L R package 2 5 3 Installation Explore the software DVD included and utilize the RS232 to USB drivers for your system to recognize the attached TWL L R device And use the TWL Software Package to TWL L SETUP file to setup the LabView GUI for operation If LabVIEW is not already installed on your PC you will need to use the LabVIEW 2012 RTE 32bi...

Page 9: ...g operation 3 Optical Settings Adjustment Use the box on the left side of the settings section of the screen to select the optical adjustment Note that only the selected box on the left will be adjusted at any given time Set PWR Optical power of the system from 6 16 dBm Set Wavelength Center wavelength in 0 001nm accuracy please refer to test data sheet for set range Set Switch Turns the output la...

Page 10: ... setting is properly communicated 5 To close the software select the stop button this should automatically disable the LabVIEW program from operation 2 6 LCD Front Panel Controls The Optilab TWL L R device allows user to adjust the lasers by using 5 buttons on the front panel directly as shown below next to the display Once the TWL L R device has been powered on and the key switch has been turned ...

Page 11: ... Optilab LLC 600 E Camelback Road Phoenix AZ 85012 Phone 602 343 1496 Fax 602 343 1489 Email sales oequest com enable disable the tunable LD or use the Left Right or Middle button to edit the power or wavelength will be both functional ...

Page 12: ...sure optical output power with power meter and compare with original test data Return to Optilab for repair if the difference is high 4 dB and cannot be corrected by cleaning or replacing the optical connectors Always apply dust cover plugs to unused optical receptacles to prevent the damage of internal optical connectors Optical output power unstable C Insufficient optical output isolation S Conn...

Page 13: ...z w SBS Carrier to Noise Ratio CNR 50 dB typ 5 dBm Side Mode Suppression Ratio 55 dB typ Relative Intensity Noise RIN 145dB Hz Polarization Extinction Ratio 20 dB min Optical Isolation 30 dB min Fiber Type Panda 1550 PM Fiber 5 Mechanical Specifications Power Supply Requirements 100 240 VAC Optical Connectors PM Narrow Key FC APC Standard additional types available Operating Temperature 0 C to 40 ...

Page 14: ...al or consequential loss Note that the warranty will be void upon any attempt to open or to fix the equipment by the user without prior approval of Optilab LLC 6 2 Service and Calibration Your TWL L R unit has been designed to provide years of trouble free operation No internal maintenance is required provided that the equipment is properly handled operated and kept away from contamination For any...

Page 15: ...pe next to it 4 Wipe the optical connector end face down on the moist wipe 3 times and then repeat on the dry wipe 5 Visually inspect the end face of the optical connector with an optical microscope to verify cleanliness Repeat steps 2 to 5 as needed Cleaning Optical Connector Sides Receptacles Adaptors with Swab and Alcohol Dust or particles can adhere to the insides of receptacles and adaptors o...

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