GM8015 Polarization Controller User Manual
Contents
1. E EET 8 Optical input and output connectors ss sseesenenzznnnnnnznnnazzznnzzntzzzznti 8 AC Line Power Supply Requirements ssesssnnesssnnesnennnzsonnnssennnssnnnssennnssennnoee 8 Line Power Requirements rkieka e 8 Lipe Power CAG i g toina E a EEN 8 Communication Interface eesessossesossosseseesossescosossesceosoesossossesoossssossossssossossesossoe 9 RS232 Serial Interface Port susdiessikiikezznniniuzjsietuiatjib naa 9 Ee A kk b bii ip i id 9 RS232 AOTC Ott a 9 L i pea nausea E AE A E 9 How to Modify the Display eessoesssesssecssocssoosscosssoeessecesocesocossoosssosssseessosesoosso 10 Initialization the Display Beretta ie kie 10 The Display Screen 5 vanienicnndinnccesucextinnadeneasuntexewmnapeaCenetacenne ier amrxemese 10 How to Use th GM SOUS siscsssssasissccciscedscesnesasnnescesssdeodonssesnsdasabacsetscansnesraseodsecees 11 Theory Of OPCratiON sscsscsssicesssessssessseiesesantsennsesssvenssaietesnsseassnpessdennsd 12 Using the GM8015 Polarization Controller seen 12 How to transfer control mode ss ssesseenenzznnznnsnnanznznazznnzznnnznnnanza 13 How to adjust the position of paddle 2 ss seenenzznnnzznzznnzzzni 13 How to continuously sweep all polarization states sen 13 Set the Scar TS 5 herriri ieoi ercacestsaususenacesuareseeemevecemaaneeorexe 13 10210004 R001 www ucinstruments com 4 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User2. Manual V2 11 Perform the Auto scan operation ss seseenenennznnnnnzzannzzznnti 14 How to reset the positions of paddles to zero 2 se eennennnnn 14 How to unlock the remote control status2 ss ss seseennsenezzznnznzzznzi 14 Polarization dependent loss measurement s0nessssnnnnnsonsnnnnenooenennnosesennnsoeeee 15 Claims and Repatkapiie ii iii ke i 16 Return Shipments to UC Instruments Corporation men 16 VEIL E NN ANICE ikkritikata tea je kkeia etika veri e a ke 16 UC INSTRUMENTS CORP CONTACT INFORMATION sssssnnsennoesnes 17 10210004 R001 www ucinstruments com 5 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 Summarize The UC INSTRUMENTS GM8015 Polarization Controller is a program motorized control polarization scrambler Its polarization controlled capabilitv enhances measurement speed accuracv and overall productivitv The continuous length of fiber enables high power and ultra low insertion loss This design offers a wide range of Auto Scan rates and high incremental angular resolution Four fiber loop design has proven to provide excellent control with ultra low power variations PDL This reliable design allows for a wide range of applications from component testing to PMD related activities Figure 1 GM8015 Polarization Controller Features Single fiber design Ultra low insertion loss PDL and back reflection Multi rate polarization scrambling A
3. measurement svstems can be created bv combining the UC Instruments GM8015 Polarization Controller GM8012 Power Meter GM83001E Optical Head The following figure shows how to configure the above described instruments for performing automatic single wavelength PDL measurements GM8015 LASER SOURCE Power Meter GM8015 PDL Controller ml e qi im slsimimisizizinia GM83001E DUT Optical Head ES we E 10210004 R001 www ucinstruments com 15 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 Claims and Repackaging If physical damage is evident or if the instrument does not meet specification when received notify the carrier and the UC Instruments Corp Maintenance Service Center The Maintenance Service Center will arrange for repair or replacement of the unit without waiting for settlement of the claim against the carrier Return Shipments to UC Instruments Corporation If the instrument is to be shipped to a UC Instruments Corp Maintenance Service Center attach a tag showing owner return address model number and full serial number and the type of service required The original shipping carton and packing material may be reusable but the UC Instruments Corp Maintenance Service Center will provide information and recommendation on materials to be used if the original packing is no longer available or reusable General instructions for repackaging are as follows e Wra
4. typical application configuration using the polarization controller is shown in the following figure POLA CONT RIZATION TROLLER LIGH TWAVE our TEST OPTICAL SOURCE DEVICE RECEIVER 10210004 R001 www ucinstruments com 11 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 Theorv of Operation 4 FIBER LOOP LIGHTWAVE OPTICAL INPUT OUTPUT The transmitted signal enters the polarization controller and passes through the internal four fiber loop assembly The dimensions of each loop are optimized to approximate a quarter wave retarder response over the polarization controller s specified wavelength range Complete and continuous polarization adjustability is achieved by independently adjusting each loop over an angular range of 180 This range is divided into 1600 equal steps 0000 1600 providing an adjustment resolution of 0 1125 Adjustments can be made manually using the front panel knobs or automatically using remote RS232 commands Using the GM8015 Polarization Controller Precise manual adjustment of the four paddles in the polarization controller can be made using the front panel knobs while watching the display Each paddle can rotate 180 in 1600 discrete steps of 0 1125 each The LCD displays the relative step count where zero corresponds to 0 and 1600 corresponds to 180 The instrument presets four available polarization scan rates to match the
5. GM8015 Polarization Controller User Manual UC INSTRUMENTS CORP fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 Notices This document contains UC INSTRUMENTS CORP proprietarv information that is protected by copyright All rights are reserved This document can t be reproduced in including electronic storage and retrieval or translation into a foreign language without prior agreement and written consent from UC Instruments Corp Subject Matter The material in this document is subject to change without notice UC Instruments Corp makes no warranty of any kind with regard to this printed material including but not limited to the implied warranties of merchantability and fitness for a particular purpose UC Instruments Corp shall not be liable for errors contained herein or for incidental or consequential damages in connection with the furnishing performance or use of this material Warranty This UC Instruments Corp product is warranted against defects in material and workmanship for a period of 12 months from date of shipment During the warranty period UC INSTRUMENTS CORP will at its option either repair or replace products that prove to be defective For warranty service or repair this product must be returned to a service facility designated by UC Instruments Corp Buyer shall prepay shipping charges to UC Instruments Corp and UC Instruments Corp shall pay shipping charges t
6. ernational safety standards the instrument has a three wire power cable 10210004 R001 www ucinstruments com 8 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 Communication Interface RS232 Serial Interface Port There is a RS232 serial interface port for communication on the rear panel of the GM8015 The GM8015 serial interface has fixed parameters The PC serial interface should be configured to match the instrument s fixed parameters Fixed Parameters These are Baud rate 115200 Data Bits 8 Paritv None Stop Bits 1 RS232 Connector The following figure shows the connector and pin assignments 2 Transmit data 3 Received data S Signal ground RS232 Connector Cable The connectors pin assignments on the cable for RS232 Communication DB9 CONNECTOR DB9 CONNECTOR PIN NOTES PIN NOTES 2 Received data 2 Transmit data 3 Transmit data 3 Received data 5 Signal ground 5 Signal ground NOTE For serial communication use the null modem cable provided with your 10210004 R001 www ucinstruments com 9 JUC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 instrument How to Modify the Display Initialization the Display Screen When the GM8015 is powered up the screen will show initial information such as the serial number hardware revision firmware revision of the GM8015 Figure 3 The detecting information for GM8015 Then the sys
7. id the possibility of injury or death you must observe the following precautions before switching on the instrument e Insert the power cable plug only into a socket outlet provided with a protective earth contact Do not negate this protective action by the using an extension cord without a protective conductor e Do not interrupt the protective earth connection intentionally e Do not remove protective covers Operating personnel must not remove instrument covers Component replacement and internal adjustments must be made only by qualified service personnel e Instruments that appear damaged or defective should be made inoperative and secured against unintended operation until they can be repaired by qualified service personnel e Defective damaged or malfunctioning laser sources must be returned to UC Instruments Corp Maintenance Service Center e Do not operate the instrument in the presence of flammable gases or fumes Operation of any electrical instrument in such an environment constitutes a definite safety hazard 10210004 R001 www ucinstruments com 3 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 CONTENT ke LL a VA A EESE E EE EE S A 6 FGM ES i iskeda ccddetasdansecestdedcaescasetdbscdeiadauivencdrsecedscestucnsabacdences 6 Specifications sss vas sess i ra see a e aa a 7 Description of the User Interface ssenesesenzzonnennnenennespensesoensesoennesonnznnennnenenn0 7 Push BUONA a en EEEE
8. o return the product to Buyer However Buyer shall pay all shipping charges duties and taxes for products returned to UC Instruments Corp from another country UC Instruments Corp warrants that its software and firmware designated by UC Instruments Corp for use with an instrument will execute its programming instructions when properly installed on that instrument UC Instruments Corp does not warrant that the operation of the instrument software or firmware will be uninterrupted or error free 10210004 R001 www ucinstruments com 1 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 Limitation of Warrantv The foregoing warrantv shall not applv to defects resulting from improper or inadequate maintenance by Buyer Buver supplied software or interfacing unauthorized modification or misuse operation outside of the environmental specifications for the product or improper site preparation or maintenance No other warrantv is expressed or implied UC Instruments Corp specificallv disclaims the implied warranties of Merchantabilitv and Fitness for a Particular Purpose Exclusive Remedies The remedies provided herein are Buver s sole and exclusive remedies UC Instruments Corp shall not be liable for anv direct indirect special incidental or consequential damages whether based on contract tort or any other legal theory Assistance Product maintenance agreements and other customer assistance agreement
9. on states Set the scan rate The module presets eight available polarization scan rates which are indicated with 1 2 3 AI 4 RI 5 RI 6 RI 7 8 Pressing Rate button transfers the scan rate 10210004 R001 www ucinstruments com 13 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 Perform the Auto scan operation Press Enter button the module begins to sweep all the polarization states with the selected scan rate The sweep can pause if you press the Cancel button and pressing Enter button again will continue How to reset the positions of paddles to zero Press RECALL SAVE button to reset the positions of the four paddles to zero If the instrument is performing the Auto scan before reset zero you must make the Auto scan operation pause by pressing the Cancel button How to unlock the remote control status Press RECALL SAVE button to reset the positions of the four paddles to zero If the instrument is performing the Auto scan before reset zero you must make the Auto scan operation pause by pressing the Cancel button When the polarization controller is under remote RS232 control all the manual buttons are locked except Local Press the Local button to exit from the remote control 10210004 R001 www ucinstruments com 14 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 Polarization dependent loss measurement Polarization dependent loss PDL
10. p instrument in heavy paper or plastic e Use strong shipping container e Use enough shock absorbing material 3 to 4 inch layer around all sides of the instrument to provide a firm cushion and prevent movement inside container Protect control panel with cardboard e Seal shipping container securely e Mark shipping container FRAGILE to encourage careful handling e n any correspondence refer to instrument by model number and serial number Maintenance e Avoid sharp vibration when operation e Keep the head face of sensor clean e Cover the channel adaptor on the front panel with the dust cap e Don t forcibly push or drag the connector out of the adaptor of GM8015 e Be careful for crash and fall off 10210004 R001 www ucinstruments com 16 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 UC INSTRUMENTS CORP CONTACT INFORMATION UC INSTRUMENTS CORPORATION Add 3652 Edison Wav Fremont CA 94538 USA Tel 4l 510 366 7353 Fax 1 510 353 1809 Email sales Qucinstruments com Website www ucistruments com 10210004 R001 www ucinstruments com 17
11. s are available for UC Instruments Corp products For any assistance contact the UC Instruments Corp Maintenance Service Center Safety Considerations The following general safety precautions must be observed during all phases of operation service and repair of this instrument Failure to comply with these precautions or with specific warnings elsewhere in this manual violates safety standards of design manufacture and intended use of the instrument UC Instruments Corp assumes no liability for the customer s failure to comply with these requirements 10210004 R001 www ucinstruments com 2 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 General This is a Safety Class 1 instrument provided with a protective earth terminal and has been manufactured and tested according to international safety standards Before operation you should review the instrument and manual for safety markings and instructions You must follow these to ensure safe operation and to maintain the instrument in safe condition WARNING To avoid hazardous electrical shock do not perform electrical tests when there are signs of shipping damage to any portion of the outer enclosure covers panels and so on Operating Environment WARNING The GM8015 polarization controller is not designed for outdoor use To prevent potential fire or shock hazard do not expose the instrument to rain or other excessive moisture WARNING To avo
12. speed of the application In Auto mode the instrument performs automatically scan all the polarization states with the selected scan rate until pressing the CANCEL button Remote interrogation of all instrument settings and remote control of all instrument functions are provided via RS232 Port 10210004 R001 www ucinstruments com 12 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 How to transfer control mode Press the MAN AUTO button if the LCD displays Status Manual on the top the module is in Manual mode You will control the paddles from the buttons on the front panel of the module Press the MAN AUTO button once again the LCD displays Status Auto the module is in Automatic mode How to adjust the position of paddle Precisely adjust the position of paddle via the and buttons in Manual mode Each of the four paddles can now be controlled independently Paddle positions are displayed on the LCD 0000 corresponds to 0 and 1600 corresponds to 180 Press the MAN AUTO to enter Manual mode Press the Select button continuously to select the desired paddle When a paddle is selected the font of position value increases and the background is focused Pressing Rate transfers the step value between 1 10 and 100 Press the and buttons to adjust the position value of the paddle in a step of rate value How to continuously sweep all polarizati
13. tem resets the position of fiber loop to zero during reset the LCD shows Restoration The Display Screen After start up this screen will show immediately the control mode of GM8015 and the positions of four paddles form left to right from one to four The default display shows the Automatic mode for the instrument Pressing MAN AUTO button will transfer the control mode between Automatic mode and Manual mode Auto mode Scan rate The position of paddle Figure 4 Display screen for Automatic mode 10210004 R001 www ucinstruments com 10 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 In the Manual mode when you select a fiber loop by pressing the Select button the position value for the selected paddle will be focused and the font is increased Manual mode Step value The position of paddle Figure 5 Display screen for Manual mode How to Use the GM8015 The GM8015 polarization controller provides Manual and Automatic polarization state adjustments over a wide wavelength range from 1200 nm to 1700 nm All possible states of polarization are achieved with extremely small optical insertion loss variations lt 0 01dB This feature can achieve measurement accuracy maximum for power sensitive measurements such as polarization dependent loss gain and optical electrical responsivity because the measurement uncertainty contributed by the polarization controller is minimized A
14. uto scan operation with a wide dynamic range of rotational speed RS 232 communication 10210004 R001 www ucinstruments com 6 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 Specifications Model GM8015 Extinction Loss 40 dB l Description of the User Interface LOD displav Push button fel UC Instruments sunsisrovuzznonconreona OOo Optical Output Optical I t Pea te Connector Connector Power key RS232 Port AC Power coupler Figure 2 User interface of the GM8015 10210004 R001 www ucinstruments com 7 fel UC INSTRUMENTS CORP GM8015 Polarization Controller User Manual V2 11 Push Buttons All the control to GM8015 is via the push buttons Optical input and output connectors G F The GM8015 has two FC PC connectors for optical input and output AC Line Power Supply Requirements Line Power Requirements The GM8015 polarization controller complies with over voltage category II and can operate from the single phase AC power source that supplies between 100V and 240V at a frequency in the range 50 to 60 Hz The AC power requirements are summarized on the rear panel of the instrument AC INPUT 100 240 V 50 60Hz AC Power Requirement Mark GM8015 The power key on the front panel of the GM8015 may turn on or turn off the power 4 l L m GM8015 Power Key Line Power Cable In accordance with int
Download Pdf Manuals
Related Search