User`s Manual for GM8012 V3.01
Contents
1. Check the highlighted fields moves to the digits of wavelength value right and left 7 Press the A and W pushbuttons Increment or Decrement the value of the highlighted digit 8 Press the MENU to confirm the new wavelength 10160004 R3 01 www ucinstruments com 32 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Testing Absolute Optical Power Value Press UNIT several times until dBm appears 2 Note the power reading of the power meter in the test record Testing Relative Optical Power Value Press UNIT several times until the power units is changed to dB 2 Press REF pushbutton 3 Note the power reading of the power meter in the test record The related equation is Prelative dB P absolute dBm PREF dBm The Module Performance Test ends here 10160004 R3 01 www ucinstruments com 33 e uc INSTRUMENTS CORP Test Record GM8012 Optical Power Meter User Manual V3 01 GM8012 Optical Power Meter Performance Test Date Serial No Ambient Temperature js Options Relative Humidity Firmware Rev Line Frequency Hz Test Facility Customer Performed by Report No Special Notes Test Equipment Used Description Model No Trace No Cal Due Date 1 Optical Fiber 2 Optical Head 3 4 5 6 Display Pushbutton Function Test of the CHAN pushbutton Test of the Cursor pushbutton Module Test2. Figure 5 Menu of GM8012 Power Meter How to Exit from the Menu Press the CHAN pushbutton to return to Previous menu Continuing to press CHAN pushbutton you exit from the menu system 10160004 R3 01 www ucinstruments com 11 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 How to Accept the New Value of a Parameter When you changed the value of a parameter Press the MENU pushbutton to accept this change How to Cancel the Editing If you make a mistake while you are editing a parameter you can cancel the editing and retain the previous value for the parameter by pressing the CHAN pushbutton How to Change the Value of a Parameter What follows is a description of the way of change the value of parameters Select a Parameter Press the MENU pushbutton to enter menu system and then move to the target parameter by pressing or P pushbutton Editing a Parameter To start editing a parameter Press the MENU twice to enter editing mode 2 The digit before decimal point of setting value will be highlighted first as shown in Figure 5 Figure 6 Editing a parameter 3 Enter the new value for the highlighted digit by using the A and V pushbuttons 10160004 R3 01 www ucinstruments com 12 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 4 Ifyou want to select another digit to edit use the 4 and P pushbuttons 5 Repeat steps 3 and 4 t
3. Test of Absolute Relative Value Value CHI CH2 Check the appropriate function Passed Failed Check the appropriate function Max Spec Passed Failed 0 000dB 0 000dB 10160004 R3 01 www ucinstruments com 34 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Software Installation If you use USB port to communication with PC before operating the GM8012 two software components must be installed first 1 First install the USB driver CP210x VCP Win2K XP S2K3 EXE For Windows 7 please use CP210x VCP Win7 EXE Please find the USB driver in UC Instruments CD Silicon Laboratories CP210x VCP Drivers f InstallShield Wizard Complete The InstallShield Wizard has successfully copied the Silicon Laboratories CP210x VCP Drivers for Windows 2000 XP 2003 Server Vista to your hard drive The driver installer listed below should y executed in order to install drivers or update an exi o Click Finish to complete the Silicon Laboratories CP210 VCP Drivers for Windows 2000 XP 2003 Server Vista setup Back Cancel 2 Now install the demonstration program for GM8012 following the procedures below a Double click GM8012 xxx setup exe i GH8012 Optical Power Meter Setup Welcome to the GM8012 Optical Power Meter Setup Wizard The Setup Wizard will install GM8012 Optical Power Meter on your computer Click Next to continue or Cancel to exit the Setup Wizard Cancel 101
4. te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 or 1 Select the Power Meter Channel using CHAN and press MENU 2 Move to 6 9 Pwr unit gt then press MENU 3 Press MENU again to enter editing mode 4 Move to lt dBm gt by using the 4 or gt pushbutton then press MENU 5 Press the CHAN to exit the menu Power Reference Level How to Set the Reference Level dB results are shown relative to a reference level The Reference parameter in menu sets the power reference level Setting or changing the reference only affects results that are displayed in dB The following equations are used to calculate the power level in dB Paisplay 4B P measurea dB REF dBm or P W 10 measured J P display 4B l0log REF W Where P isgiay is the displayed relative power Pineasured is the absolute power level REF is the reference level The units is dBm To set the reference level to 10 dBm Select the Power Meter Channel using CHAN and press MENU 2 Move to the 7 9 Reference by pressing gt pushbutton and press the MENU 3 Press MENU again to enter editing mode Figure 10 Set Reference Level 10160004 R3 01 www ucinstruments com 18 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 4 Enter 10 by using the cursor pushbuttons 5 Press MENU softkey to confirm the new reference level 6 Press the CHAN to exit the menu How t
5. UC INSTRUMENTS CORPORATION Add 37498 Glenmoor Dr Fremont CA 94536 USA Tel 1 510 366 7353 Fax 1 510 353 1809 Email sales ucinstruments com Website www ucistruments com MAINTENANCE SERVICE CENTER GUILIN CHINA Address No 16 Yi Feng south road GuiLin China Tel 86 773 5850657 Fax 86 773 5814532 Website www ucigl com 10160004 R3 01 www ucinstruments com 40
6. dB dBm 0 001 nW uW mW Compatibility The GM8012 mainframe supports all GM8300X Serial Optical Head Data Acquisitions Memory Selectable data averaging time Selectable total data averaging time 16M bits flash Depends on sensor module 20 ms to 23 59 59 h Environmental Storage temperature Operating temperature 30 C to 80 C 0 Cto 40 C Humidity lt 95 R H from 0 C to 45 C Power AC 100 240 V 48 66 Hz 230mA max Dimensions 270 mm X 200 mm X 120 mm LWH Interfaces RS232 Serial Port USB interface Port Number of Optical heads 2 Optical Heads 10160004 R3 01 www ucinstruments com 30 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 GM 8001B Performance Tests The GM8012 do not contain calibration data therefore they are not subject to re calibration Consequently these Performance Tests test the functionality of the instrument The GM8012 comprises a power supply a CPU multi keys panel and a display All tests can be performed without access to the interior of the instrument Equipment Required Equipment required for the performance test is listed in the table below Any equipment that satisfies the critical specifications given in the table may be substituted for recommended models in the round brackets Description Model Mainframe GM8012 Optical Head GM830010ptical Head GM83002 Single mode Fiber FC PC Te
7. esa ae sa aeiee sae o eoa Pa Pa oe Peu CS 27 Return Shipments to UC Instruments Corporation eee 28 UC Instruments Corp Maintenance Service Center eere 28 10160004 R3 01 www ucinstruments com 6 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Standard Equipes 5 7 2 9309 022508 3222 0229002 2 20 4060 2002 29 AiEIiEu JL 29 GM8012 Specification I GM8012 SpecificatiOhSsssssssssssssssissssssssssccsesssessesssssssssssssssssssssecsssssessssssoscssssssti osis 30 GM8001B Performance Tests e ssoseossessossssssssssssosssssessssseese I L Equipment Required p 31 gg c 31 Instruments Specifications usse dod triY eel Pre EeE P YEN THEE FEVER HE EEPR ERE NER UT T EUH MERCI Tue 31 Performance Test Enstructi ns ieeeon ein ctes inta sau ktnan tcn aoi ntn niea cina n ecu e uuo 32 Test Record 25e uuo o Dicta ep pco EFFERRE epa Rada ceuuCaVuRR VAT dB UC RE Kai D Software Installation cccccscscssscsssccscccccccccccssccscccscscscseses JD System Set Dj T dci P m 4 Jb rci n 38 Open Close Communication Compaort ee ee eee e ee eee eee ee eren nete tn nee na nne 38 Setting the Wavelenptli ince senes ecekc kt pe tukki vH a eU eR VP VEEFYEE FE EVP RE EKR
8. under 230V voltage Line Power Cable In accordance with international safety standards the instrument has a three wire power cable When connected to an appropriate AC power receptacle this cable earths the instrument cabinet ii E eh GM8012 Power Key The power key on the front panel of the GM8012 may turn on or turn off the power WARNING To avoid 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 The AC power requirements are summarized on the rear panel of the instrument AC INPUT 100 240V 48 66Hz 48 66Hz 230mA 115V 120mA 230V AC Power Requirement Mark GM8012 10160004 R3 01 www ucinstruments com 27 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 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 b
9. 2ms Sms 10ms 20ms 50ms 100ms 200ms 500ms 1000ms 2000ms 5000ms 10000ms For example set the averaging time to 500ms Selectthe Power Meter Channel and press MENU 2 Move to the lt 5 9 Averaging Time by using the P and press MENU Figure 16 Set Averaging Time 3 Press MENU again to enter editing mode 4 Move to lt 500ms gt by using the 4 or P pushbutton then press MENU 10160004 R3 01 www ucinstruments com 22 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 How to Choose the MinMax Mode MinMax mode measures the input power and displays the minimum value measured Min and the maximum value measured Max The difference between these values lt AP gt is displayed in place of P the power value This mode is intended principally for polarization dependent measurements but can be used for other types of measurement Figure 17 MinMax mode gt Continuous You can choose the modes of operation from the MinMax mode menu e Off mode which turns off MinMax mode and returns to continuous power measurement e Continuous mode which compares each new measured value with the maximum and minimum values so far and replaces them as necessary This mode is useful for measuring the Polarization Dependent Loss PDL of a component Run the application while sweeping the polarization of the source applied to the component To turn off MinMax mode and ret
10. 60004 R3 01 www ucinstruments com 35 fe UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 b Specify the installation directory then click Next button GH8012 Optical Power Meter Setup E E x Select Installation Folder This is the folder where GM8012 Optical Power Meter will be installed To install in this Folder click Next To install to a different Folder enter it below or click Browse Folder c Program Files UC INSTRUMENTS GM8012 Optical Power Meter Advanced Installer Cancel c Wait for the Finish button to appear then click it to complete the installation i GM8012 Optical Power Meter Setup Completing the GM8012 Optical Power Meter Setup Wizard Click the Finish button to exit the Setup Wizard 10160004 R3 01 www ucinstruments com 36 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 System Set Up 1 Power up the GM8012 2 Connect the PC to the GM8012 with the supplied USB cable the PC will prompt for installing the hardware automatically After completing the installation open the windows device manager and look for added comport under comport COM and LPT The PC assigns a com port number automatically 3 Youcan also use a RS232 cable supplied by UC Instruments Corp to Connect the PC to the GM8012 Assume you use a USB port in this section 4 Runthe demonstration program select the above comport COMA in this exa
11. Corp shall pay shipping charges to 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 10160004 R3 01 www ucinstruments com 1 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Limitation of Warranty The foregoing warranty shall not apply to defects resulting from improper or inadequate maintenance by Buyer Buyer 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 warranty is expressed or implied UC Instruments Corp specifically disclaims the implied warranties of Merchantability and Fitness for a Particular Purpose Exclusive Remedies The remedies provided herein are Buyer s sole and exclusive remedies UC Instruments Corp shall not be liable for any direct indirect special incidental or consequential damages whether based on contract tort or any other legal theory Assistance Product maintenance agreements and othe
12. ERE REEF EUER NU 38 Setting the Averaging Time essaie ades tem PER EHE HIVE HER EE REES HP EIL ri VERRE Pa TA RA 38 Setting the Reference L velsiesosebhnse tona hdeb i pO E POVEEF AEDEM KE DUX EO DK d t 38 Set the Reference Value to the Current Power Value e eeeeeeeeeee 38 Changing the Power Units sccscccccccovscsessesceccsiosvenavovsnvessonessdatusteentnesasaccuancaeenssccecace 38 Enable MinMax Mio e tes 39 Disable MinMax Mode C 39 Reset MinMax Buffer A 39 Performing pz v mer M S 39 UC INSTRUMENTS CORP CONTACT INFORMATION 10160004 R3 01 www ucinstruments com 7 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 GM8012 Optical Power Meter Mainframe The GM8012 Dual Channels Optical Power Meter is a high accuracy wide range optical power Measuring Instruments It uses new data collecting and processing method and features larger Signal Noise Ratio and Dynamic Range quick Response Speed The power measurement range is from 3 to 80dBm or from 23 to 60dBm optional The GM8012 Instruments do not need adjustment and is very easy to operate It is used for direct power measurement or power loss relative measurement The GM8012 is a base measurement instruments for Tele com and the characterization and feature evaluation of optical fiber and optical cable optical passive component This section will introduc
13. Figure 9 Set Averaging Time 4 Move to 2 by using the 4 or gt pushbutton and press MENU 5 Press the CHAN to exit the menu 10160004 R3 01 www ucinstruments com 16 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Optical Power Units Pressing the UNIT pushbutton allows you to select either nW dB or dBm as the units in which power is displayed What are the Optical Power Units Watts W 1s the SI unit for power measurement You can also measure power in dB or dBm Values displayed in these units are derived from measurement in Watts By selecting dBm the following calculation is made log npu W w P 3 1x 107 W dBm Where Papm is the power value displayed in dBm and Pinput is the input signal level in Watts Power in units of dBm is measured relative to 1 mW it is an absolute power measurement By selecting dB the following calculation is made P aO P Pap 10 log EEuL re Where Pag is the power value displayed in dB Pinput is the input signal level in Watts Pref is the chosen reference power value in Watts How to Set the Optical Power Units You can change the power unit on display screen or in menu system To set the power unit to dBm Select the Power Meter Channel using CHAN 2 Press the UNIT pushbutton 3 Theunit of power will be changed to nw or dB or dBm when you press UNIT 10160004 R3 01 www ucinstruments com 17
14. GM 012 Optical Power Meter User Manual Aug 2010 Qc E Fre Bt E I A ger Ie UC INSTRUMENTS CORP el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Notices This document contains UC INSTRUMENTS CORP proprietary 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 one year 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
15. a Bits 8 Parity None Stop Bits 1 RS232 Connector The following figure 19 shows the connector and pin assignments 2 Transmit data 3 Received data 5 Signal ground Figure 19 RS232 Connector 10160004 R3 01 www ucinstruments com 25 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Cable The connetors 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 instrument USB Port The USB Port is for connection to PC with PC software USB Connector This is a standard four core type B USB connector USB Cable The USB connection cable must not be extended beyond 5m For distance over 5m it is possible to use a third party USB extender Typically they extend USB up to 50m A 10160004 R3 01 www ucinstruments com 26 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 AC Line Power Supply Requirements Line Power Requirements The GM8012 Optical Power Meter complies with overvoltage category II and can operate from the single phase AC power source that supplies between 100V and 240V at a frequency in the range 48 to 66 Hz The maximum power consumption is 230mA under 115V voltage The maximum power consumption is 120mA
16. e e eren eerte nets aano 17 How to Set the Optical Power Units ecce eee eee e creen eerte ener en nee tnu 17 Power Reference Level m 18 How to Set the Reference Level a i rente casnccstisetdun si ceatecensectstiacdduseeeess 18 How to Set the Reference Value to the Current Power Value 19 How to Set the Wavelength ssscccscscssscscocsssesnosssssncoossoeavnsssenseessenssecaescterssascseaceeave 20 How to Perform a Zier c 21 How to Set the Averaging Time eesssesssesssesssecesooesoosssosssseessoossoosssossssssssoesssese 22 How to Choose the MinMax Mod e sssssscssscssssssssssssscsssssssssssssssssssssesseees 23 How to Reset MmMax B lfer ia eeeeeeics cine na eth pereo aep ani na cha Sena n raa TE a neES 24 Communication Interface ccccccccccccccccccccccccccccccccccscccsees DS RS232 Serial Interface POFLU a eae atu e oth bobina na etn ret E REID D FI rr N URS 25 Fixed Parameters o oue dM dM UNE UN D UG MEERMMM e M Ee 25 RS232 COMMCC BOR T E SE Eat 25 dc 26 USB POPE fe H 26 USB AO ATS ri PEN 26 USB Cable 26 Line Power Requirements o ceccceeocteseosks exse on6o tis tano va Yu bw UN 0e RE YEAR ENERO P REM QUEE GU ERE EA MAKE 27 Lane Power Cable ei eee fosa ee pp e eU e uo o CH eve VO ev 0o Fa Ta e poa
17. e 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 Wrap 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 UC Instruments Corp Maintenance Service Center Any adjustment maintenance or repair of GM8012 must be performed by qualified personnel Contact your customer engineer through UC Instruments Corp Maintenance Service Center Tel 0773 5850657 5803731 http www ucigl com 10160004 R3 01 www ucinstruments com 28 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Standard Equipments The GM8001B Lightwave Multimeter is available in various configurations for the best possible match to the m
18. e the features of GM8012 Optical Power Meter Here you will find a brief description of the instrument how to use the user interface and how to perform a simple sample session Figure 1 GM8012 Mainframe EE Hr AR SEG 10160004 R3 01 www ucinstruments com 8 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Description of the User Interface LCD display Push button fel UC Instruments GM80018 POWER METER Power key Channel 1 Channel 2 RS232 Port USB Port AC Power coupler Figure 2 User interface of the GM8012 Power Meter User Interface Features PushButtons All the control to GM8012 is via the push buttons Channel Number Each optical head is identified by a channel number the channel number represents the head s position in the mainframe from one to two from left to right for the GM8012 These numbers are displayed on the top of each optical head channel on the front panel Special Optical Head States If the channel is empty you will see EMPTY information shown instead of parameter or measurement values 10160004 R3 01 www ucinstruments com 9 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 How to Modify the Display Initialization The Display Screen When the GM8012 is powered up the screen will show initial information such as the serial number hardware revision firmware revision of the GM8012 and information about two channels Fi
19. en 100V and 240V at a frequency in the range 48 to 66 Hz The maximum power consumption is 220mA under 115V voltage The maximum power consumption is 120mA under 230V voltage 10160004 R3 01 www ucinstruments com 3 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Line Power Connection In accordance with international safety standards the instrument has a three wire power cable When connected to an appropriate AC power receptacle this cable earths the instrument cabinet WARNING To avoid 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 Op
20. enu 12er tentia narro IHE FEE taa eR E URA ER Uo E Rak RE EGER cus 11 How to Accept the New Value of a Parameter eeeeeeeeeeee eee eee eee 12 How to Cancel the Editing uoces sacivis e nE FCR pP EPRKEH Dv EVRRCOXY PHONE SUPE RE ORU PA IER NR 12 How to Change the Value of a Parameter eee eee e eerte ee eren nete 12 Select a Paramete teinarnir aD ee dNe RH NN RUNDE e MR NN eS 12 Editing a DAramelet socie pm ade ne PR Ei t Op REPRE Ep RID UR EE 12 How to Change a Discrete Parameter eeeeeee eese eese eres eee eren seen n netu 13 GM83001D Optical Head ssssssssssssssssssssessssssesosesosssssesssess 14 GM83001D Specuication ciscicsccccsccocsasessenscessoosenescovossesseesecesssvesessconssseisescousscsoacase 15 GM83002 SDOCHICAUDIL a eain kein rh EFFI GIDUDA reU EFE KE DUK H EE 9 sisses isiin 15 How to Measure the Power cc eeeeeeee eee eee e eossscssssss LO Optical Power Valte q ucecwseonesesdeckissuri sek eU I HE V REEUEERFEQVE IRE PREVIN MA FERAT S A BA DIE 16 10160004 R3 01 www ucinstruments com 5 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 How to Set the Number of Digits c eeeeee eee ee eee e reete eere eee tenet tenet ena 16 Optical Power Units ossaenese piti od ho ipd RUE DLERENTE E REPAS FO RUP ER POR TRIN sosi 17 What are the Optical Power Units e ecce eee esee e ees
21. eration of any electrical instrument in such an environment constitutes a definite safety hazard Storage and Shipment The instrument can be stored or shipped at temperatures between 30 C and 80 C The instrument should be protected from temperature extremes that may cause condensation within it 10160004 R3 01 www ucinstruments com 4 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Table of Contents GM8012 Optical Power Meter Mainframe 8 Description of the User Interface esee eese ee eee eee eene eren eterne ease tn nae 9 User Interface Features e 9 Fist Ofls E E te whan ANM EUER ERAI MA 9 Channel NUIBDEE austro ipta sia cq Pod ERN C DEN be rcu x E Ou o PR ERU E Ra RENE 9 Special Optical Head States ue rnnt rhet tos EE Ru RN PER NE Fn ERN PRO PE NH NEAR KUER 9 How to Modify the Display ee eeeee ee eee eee LO Initialization The Display Screen 4 ceres eee e enun eren ee eren nere ne ena se tnu 10 The Display SCreenn E 10 How to Use the Cursor Pushbutton csscssscssscsssesssscsssssssssssssssssossssssesees 11 How to Change the Channel eeeseeesosesssesssesssecesooesoosssosssssesssesesooesoosssossssesssese 11 How to Access the Menu e sseseesseesoesooeseesoesoossoesoesooesossoesooesoesseeeossosssoesoossessoesooe 11 How to Exit from the M
22. gure 3 Screen for Detecting the Optical Head in Channel 2 The Display Screen Figure 3 shows the screen profile of the GM8012 Power Meter This screen will show up immediately after start up The screen shows the wavelength and power measurement value of the power meter module Wavelength for Channel 1 Wavelength for Channel 2 Measured Power For Channel 1 Measured Power For Channel 2 Power Units For Channel 1 Power Units For Channel 2 Figure 4 GM8012 Display Screen 10160004 R3 01 www ucinstruments com 10 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 How to Use the Cursor Pushbutton In menu system you can move to the previous parameter by using 4 cursor pushbutton and move to the next parameter by gt Continuing to press P cycles through the last parameter after which the screen shows the first parameter and the cycle begins again Pressing the 4 pushbutton is in a similar way When editing a parameter the A and W pushbuttons can be used to increment and decrement the value of a digit and the and P pushbuttons can be used to move the highlighted digit left and right How to Change the Channel You can switch optical head channel by pressing the CHAN pushbutton How to Access the Menu Press the MENU pushbutton to access all the parameters and functions that apply to a module Figure 5 show the menu screen you should see for a power meter module
23. igure 12 Set the Wavelength by using X pushbutton 2 The highlight toggles the last digit of the wavelength value Press the A and V pushbuttons to modify the value of the highlighted digit Press the lt 4 and P to select another digit required to change until the current value is changed to 1545 3 Press MENU Or you can do this 1 Select the Power Meter Channel using CHAN and press MENU 2 Move to the lt 4 9 Wavelength gt and press the MENU 3 Press MENU again to enter editing mode Figure 13 Set the Wavelength in Menu System 4 Enter 1545 0 by using the cursor pushbuttons and press MENU 5 Press the CHAN to exit the menu 10160004 R3 01 www ucinstruments com 20 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 How to Perform a Zero Optical Power Meters measure optical power by converting optical power to electrical power and then measuring electrical power An electrical offset is electrical power that is always present even if there no optical power is input If electrical offsets are not removed they affect the accuracy of power measurement Performing a zero sets the zero power level to the average electrical offset level for the current environmental conditions NOTE The environmental conditions and the temperature of the instrument affect electrical offset For the best results you must e Allow the instrument time to perform a zero during operation per 1 ho
24. lf locked connect then pull the self locked connector out of the adaptor in horizontal direction 10160004 R3 01 www ucinstruments com 14 eluc INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 GM83001D Specification Sensor Element Power Range Resolution xW 0 01 lt 0 06 dB 1200 nm 1610 nm 0 60 dBm 0 40 C ge 23 60 dBm Resolution xW 0 01 dBm dB 0 001 0 01 0 1 optional Uncertainty i reference condi accuracy at 4 1200 nm 1610 nm on lt 0 06 dB 1200 nm 1610 nm 0 60 dBm Recalibration Period 10160004 R3 01 www ucinstruments com 15 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 How to Measure the Power Optical Power Value The screen displays the power measurement value in general In MinMax mode this power measurement value changes to lt AP gt the difference between minimum and maximum power and the power minimum value measured Min and the power maximum value measured Max see How to Choose the MinMax Mode How to Set the Number of Digits You can set the maximum number of digits that are used in optical power measurement This is the maximum number of digits after the decimal point To change the number of digits to two Select the Power Meter Channel using CHAN and press the MENU 2 Move to Number of Digits gt option and press MENU 3 Press MENU again to enter editing mode
25. mple baud rate is set to 115200 press open button to establish the communication between the PC and the GM8012 Operation When the GM8012 communicates with pc the interface is shown below 36 510 P Optical Power Meter V1 20 rOl UC Instruments ComPort COM4 Baudrate 115200 l CLOSE auto Refresh CH1 1565 0nm CH2 1545 0 nm 10 788 dB 61 403 dBm CH1 CH2 1565 0 WAVELENGTH MINMAXMODE ON 1545 0 WAVELENGTH MINMAXMODE ON 20 ms ATIME RESETMINMAX 110 ms v ATIME RESETMINMAX 32 9360 dBm REF DISP TO REF 32 9360 dBm DISP TO REF dBm wr ZERO dB E ZERO 10160004 R3 01 www ucinstruments com 37 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Display The wavelength and power measurement values for power meters in CH1 and CH2 are displayed on the middle of the screen Manual Mode Press Manual button to enter Manual Mode You must update the power measurement value and the parameters setting by means of clicking the Refresh button AUTO Mode Press AUTO button to enter AUTO Mode The screen continuously displays the current power measurement value and the parameters setting Open Close Communication Comport Click open or close button the communication comport will be enabled or disabled Setting the Wavelength Enter wavelength value on wavelength edit bo
26. o Set the Reference Value to the Current Power Value In addition to entering a new reference value you can change the reference value to the currently displayed power value by pressing the Ref pushbutton Pressing the Ref pushbutton takes the input power and stores it as the reference Setting the reference only affects results displayed in dB When you press the Ref the power units must be dBm or nW The power is stored as the reference that is REF P measured Where REF is the reference and Prmeasured 18 the absolute power level in Watts or dBm You can also set the reference value to the currently displayed power value in menu system Select the Power Meter Channel using CHAN and press MENU 2 Move to the 9 9 Disp to Ref gt by pressing P pushbutton and press the MENU 3 Press MENU again to enter editing mode Figure 11 Set Reference Level to the currently displayed power 4 Press MENU 5 Press the CHAN to exit the menu 10160004 R3 01 www ucinstruments com 19 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 How to Set the Wavelength This is the wavelength value The responsivity of the Power Meter varies with wavelength For accurate power measurement you need to set the wavelength of the optical input To set the wavelength to 1545 0nm 1 Select the Power Meter Channel required to change the wavelength value using the CHAN and press A pushbutton F
27. o continue editing the value 5 When you have finished editing the value press MENU The edited value becomes the new value of the parameter 6 But if you want to cancel the change press CHAN How to Change a Discrete Parameter For discrete parameters you may choose a particular value within a given range For example set the averaging time Press the MENU pushbutton 2 Move to the lt Averaging Time parameter and press MENU twice You see the screen in Figure 6 Figure 7 Set Averaging Time 3 Move to required value by using the lt 4 and P pushbuttons then press the MENU 10160004 R3 01 www ucinstruments com 13 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 GM 83001D Optical Head An Optical Head measures the power emitted from a connected single mode Fiber The wavelength and power range depend on the sensor element The GM8012 mainframe has two channel adaptors for connecting with optical heads Optical Fiber Interface Self locked Plug Figure 8 GM83001D Optical Head Put on an optical fiber adaptor to the GM83001D s Optical Head When you connect a GM83001D Optical Head to the GM8012 Mainframe make sure that the red dot on the Self locked Plug of GM83001D is align to the same one on the adaptor on the front panel of GM8012 then push the Self locked connector into the GM8012 s adaptor In order to remove the GM83001D from GM8012 first turn the se
28. ost common applications This appendix provides information about GM8012 s Standard Equipments Accessories Model Description RS232 Cable null modem cable USB Connection Cable standard four core type B USB cable AC Power Cable three wire power cable CD Includes GM8012 User manual and PC software Optical Head Interfaces Model Description GM83001D Single Channel Optical Head 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 GM83001D s self locked connector out of the adaptor of GM8012 e Clean the lens interface by rubbing the lens cleaning paper over the surface using a small circular movement e Be careful for crash and fall off 10160004 R3 01 www ucinstruments com 29 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 GM8012 Specification The GM8012 Optical Power Meter is produced to the ISO9001 international quality system standard UC Instruments Corp continually increases customer satisfaction through improved quality control Specifications describe the instruments warranted performance performance characteristics describe the instruments non warranted performance Supplementary typical GM8012 Specifications Display 192 X 64 points visible monochrome Display Resolution 0 001
29. r customer assistance agreements are available for UC Instruments Corp products For any assistance contact the UC Instruments Corp Maintenance Service Center 10160004 R3 01 www ucinstruments com 2 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 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 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 GM8012 Optical Power Meter is not designed for outdoor use To prevent potential fire or shock hazard do not expose the instrument to rain or other excessive moisture Line Power Requirements The GM8012 Optical Power Meter complies with overvoltage category II and can operate from the single phase AC power source that supplies betwe
30. st Failure If the GM8012 Optical Power Meter fail any Performance Test return the instrument to the UC Instruments Corp Maintenance Service Center for repair Instruments Specifications Any changes in the specifications due to manufacturing changes design or traceability to the National Institute of Standards and Technology will be covered in a manual change supplement or revised manual The specifications listed here supersede any previously published NOTE Make sure that all optical connections of the test setups given in the procedure are dry and clean DO NOT USE INDEX MATCHING OIL For cleaning use the cleaning instructions 10160004 R3 01 www ucinstruments com 31 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Figure 20 GM8012 Mainframe with two GM83001D optical heads Performance Test Instructions Setup Setup the test equipment as shown in Figure 20 Connect two GM83001 Optical Heads to CH1 and CH2 of GM8012 Connect a fiber with the Optical Head in CHI 2 Switch on the GM8012 and wait until it has booted Testing CHAN Pushbutton 3 Press CHAN pushbutton several times the highlighted field on the display should toggle between the two channels 4 Move the highlight to CHI Testing Cursor Pushbuttons and MENU Pushbutton 5 Press A Pushbutton to edit the wavelength Check the highlighted fields toggles the wavelength value 6 Press the 4 and P pushbuttons several times
31. ur e Allow the instrument time to warm up around 20 minutes e Make sure that the optical input is not receiving any light If you are using multi mode fiber optic cable you must disconnect the cable and cover the input to the Power Meter to perform a zero It is good practice to perform a zero before making any important measurements To remove electrical offsets 1 Cover the input to the Power Meter and make sure the optical input is not receiving any light 2 Select the Power Meter Channel 3 Press ZERO pushbutton to zero the current power measurement You will see texts for Zeroing in place of the displayed power value this appears for around 10 seconds while zeroing 1s performed Figure 14 Performing a Zeroing 10160004 R3 01 www ucinstruments com 21 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 1 Select the Power Meter Channel and press MENU 2 Move to the 6 9 Zero and press the MENU 3 Press MENU again to zero the current power measurement You will see the background for Zeroing is darken this appears for around 10 seconds while zeroing is performed Figure 15 Performing a Zeroing How to Set the Averaging Time This is the length of time over which a signal is averaged Longer averaging times increase the accuracy and improve the noise rejection Longer averaging times also decrease sensitivity The averaging time may be selected from 1ms
32. urn to continuous power measurement Select the Power Meter channel using SEL and press the MENU Move to the 7 9 MinMax Mode and press MENU Press MENU again to enter editing mode Move to lt Off gt by using the 4 or gt pushbutton and press MENU Press the CHAN to exit the menu nA A W N 10160004 R3 01 www ucinstruments com 23 te UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 How to Reset MinMax Buffer If the MinMax Mode is not set to Off mode a buffer will be used Reset the buffer the power minimum and maximum values are set to currently displayed power value To reset the MinMax buffer Select the Power Meter channel using SEL and press the MENU 2 Move to the 2 9 Reset MinMax gt and press MENU 3 Press MENU again to enter editing mode Set Reset MinMax Figure 18 Reset a MinMax Buffer 4 Press MENU to reset the buffer The system jumps to the display screen 10160004 R3 01 www ucinstruments com 24 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Communication Interface There are two communication interface ports on the rear panel of the GM8012 They are USB port and RS232 serial interface port RS232 Serial Interface Port The GM8012 serial interface has fixed parameters The PC serial interface should be configured to match the instrument s fixed parameters Fixed Parameters These are Baudrate 115200 Dat
33. x then click WAVELENGTH button the wavelength setting will be sent to module Setting the Averaging Time Select averaging time option on averaging time drop down box then click ATIME button the averaging time setting will be sent to module Setting the Reference Level Enter reference value on reference edit box then click REF button the reference level setting will be sent to module Set the Reference Value to the Current Power Value Click the DISP TO REF button the reference value is set to the current power measurement value Changing the Power Units Select units option on unit drop down box then click UNIT button the power unit will be changed 10160004 R3 01 www ucinstruments com 38 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 Enable MinMax Mode Click the MINMAXMODE ON button to enable the MinMax Mode Disable MinMax Mode Click the MINMAXMODE OFF button to disable the MinMax Mode and return to continuous power measurement Reset MinMax Buffer Click the RESET MINMAX button to reset the MinMax buffer Performing a zero Click the ZERO button to zero the current power measurement Notice Cover the input to the Power Meter and make sure the optical input is not receiving any light before performing a zero 10160004 R3 01 www ucinstruments com 39 el UC INSTRUMENTS CORP GM8012 Optical Power Meter User Manual V3 01 UC INSTRUMENTS CORP CONTACT INFORMATION
Download Pdf Manuals
Related Search