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HBK FS22SI, User Manual

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HBK FS22SI User Manual Download Page 36

FS22SI

MEASURING

36

Wavelength in nm

Power

Wavelength in nm

Wavelength in nm

Power

Power

Fiber cut

Initial

Broken Fiber

Fabry-Pèrot

Broken and

Missaligned

Fiber

Continuous

Fiber

Broken but

Aligned Fiber

Fig. 4.11

Cut fiber effect

4.4.5

Fuse Failure

Electrical shorts on the power supply may cause problems to the interrogators. The
Industrial BraggMETER SI on its Rack-Mountable format is directly connected to the

Summary of Contents for FS22SI

Page 1: ...FS22SI Industrial BraggMETER SI ENGLISH User Manual...

Page 2: ...elos Costa 277 4470 640 Maia Portugal Tel 351 229 613 010 Fax 351 229 613 020 info fs hbkworld com www hbm com fs Mat DVS A04249 10 E00 00 02 2022 Interrogator version v3 SW version 2 6 E Hottinger Br...

Page 3: ...ree of protection 9 2 4 The marking used in this document 9 3 Operation 11 3 1 Connectors 11 3 1 1 Standard 11 3 1 2 Rack Mountable 12 3 2 Setting Up 12 3 2 1 Power Supply 12 3 2 2 Optical Connectors...

Page 4: ...5 1 3 System Commands 42 5 1 4 Status Commands 43 5 1 5 Acquisition Commands 44 5 1 6 Memory Commands 56 6 BraggMONITOR SI Software Details 58 6 1 Software Version 58 6 2 Install and Uninstall Softwa...

Page 5: ...5 FS22SI TABLE OF CONTENTS 7 2 2 Numerical View 74 7 2 3 Spectral View 74 7 2 4 Configuration 81 7 2 5 SCPI Interface 86...

Page 6: ...sition The FS22 Industrial BraggMETER SI is particularly suitable for large scale sensing networks acquiring a large number of sensors simultaneously and providing 1 S s acquisition rates with sub pic...

Page 7: ...stributor that purchased the product HBK FiberSensing is a manufacturer registered in the ANREEE Associa o Nacional para o Registo de Equipamentos El ctricos e Electr nicos under number PT001434 HBK F...

Page 8: ...who uses a laser equipment should be aware of the risks The laser radiation is not visible to the human eye but it can seriously damage user s eye sight The laser is enabled when the interrogator is t...

Page 9: ...than 1 mm in diameter S For the Rack mountable format IP20 certification protection against the ingress of solids larger than 12 5 mm in diameter 2 4 The marking used in this document Important instr...

Page 10: ...TION CONSIDERATIONS 10 Significance Symbol Emphasis See Italics are used to emphasize and highlight text and identify references to sections diagrams or external documents and files u This marking ind...

Page 11: ...ectors 3 1 1 Standard Front view Back view Fig 3 1 Front and back views of FS22SI Standard The connectors and buttons on Fig 3 1 are 1 Optical Output Connectors 2 ON OFF Button 3 Power Connector 4 Eth...

Page 12: ...1 ON OFF Button 2 POWER and STATUS LEDs 3 Optical Output Connectors 4 Power Connector 5 Electric fuse 6 Safety Power Button 7 Fans 8 Ethernet Connector 3 2 Setting Up 3 2 1 Power Supply To start the...

Page 13: ...or the Standard version or Power Cable 1 KAB274 available with different plug formats can be ordered from HBK 3 2 2 Optical Connectors The FS22 Industrial BraggMETER SI can be purchased either with FC...

Page 14: ...ust from entering the device For that reason the interrogators should be kept on a controlled environment far or protected from major dust areas 3 3 3 Optical connectors Optical connectors of the inte...

Page 15: ...blink faster If this happens please contact HBK FiberSensing technical support 3 5 Switching OFF To avoid accidental shut down of the interrogator it is necessary to press the ON OFF button between 2...

Page 16: ...strial BraggMETER SI from a personal computer the PC net work properties should be set so that both elements are configured in the same subnet To configure your personal computer so that it is on the...

Page 17: ...17 FS22SI OPERATION Fig 3 6 Local Area Connection Status u Select the Internet Protocol TCP IP and click on the button Properties Fig 3 7...

Page 18: ...FS22SI OPERATION 18 Fig 3 7 Local Area connection properties...

Page 19: ...rrogator If for any chance there is the need to physically change the IP address of the interrogator there is a reset procedure that consists on pressing the ON OFF button for more than 10 seconds Whe...

Page 20: ...depending on whether or not a dedicated NTP server is being used Further information about NTP can be found at http www ntp org Measuring Systems Typology A measurement system can be as simple as a s...

Page 21: ...TP NTP Server Ethernet Switch Fig 3 11 Synchronizing interrogators with conventional technology Synchronization is again of extreme importance in such systems When an NTP server is running the Interro...

Page 22: ...1 ms very good S 2 ms good S 5 ms acceptable S 10ms poor S 10ms not acceptable A successful NTP Sync is achieved if the offset between the internal clock of the device and the NTP server is below 5ms...

Page 23: ...d and the corresponding configuration can be stored for further measurements The continuous acquisition state allows continuous wavelength acquisition over all optical channels and also performs conti...

Page 24: ...t Operational States In the error state the FS22 Industrial BraggMETER SI only replies to the commands IDENtification STATus In the ready state the FS22 Industrial BraggMETER SI replies to common comm...

Page 25: ...ARt ACQUisition WAVElength CONTinuous STARt ACQUisition SAVE CONTinuous STARt ACQUisition ENGIneering CONTinuous STARt ACQUisition SCHEdule STARt The FS22 Industrial BraggMETER SI interrogator runs on...

Page 26: ...ous STARt ACQUisition ENGIneering CONTinuous STARt ACQUisition WAVElength CONTinuous NTPSync STARt ACQUisition ENGIneering CONTinuous NTPSync STARt The continuous acquisition start commands can only b...

Page 27: ...s acquisition states the operational state is maintained once the power supply is reestablished with the stored acquisition settings If the power shortage occurs in the scheduled acquisition mode the...

Page 28: ...ing that the sensing network can have a large number of fiber Bragg grating sensors interro gated at the same time The employed technology allows multi functionality meaning that on the same branch it...

Page 29: ...the fiber Bragg grat ing reflection spectrum commonly referred as Bragg wavelength Fig 4 2 Power in dBm Wavelength in nm FBG reflection spectrum Wavelength Fig 4 2 Wavelength 4 2 2 Power The Power val...

Page 30: ...l In the conventional measuring approach the threshold level is defined in dB for each opti cal channel individually and it is defined from the maximum peak power of the channel refer to Fig 4 4 The t...

Page 31: ...eferenced to the highest peak of each range operating individually in every range Within each sensor range even though it happens either permanently or occasionally that multiple peaks overcome the th...

Page 32: ...nce and correction 4 4 1 Dirty Connector When an interrogator is repeatedly being plugged in and out with optical connectors it is very important that the connectors are cleaned prior to any connectio...

Page 33: ...e is a large amount of broad band light being reflected at the connection at both directions meaning that the dynamic range for measuring becomes smaller Wavelength in nm Power clean connector trace d...

Page 34: ...frequently used for telecom embedded in isopropyl alcohol Insert it in the opti cal adapter number 2 in Fig 4 8 and rotate the swab always on the same direction Fig 4 8 Cleaning connectors 4 4 2 Broke...

Page 35: ...will destroy the perfect geometry Fig 4 10 on the right and the light that is reflected at the surface will take random directions ending up outside the core ReflectiveFiber Ending Refractive Fiber E...

Page 36: ...Broken Fiber Fabry P rot Broken and Missaligned Fiber Continuous Fiber Broken but Aligned Fiber Fig 4 11 Cut fiber effect 4 4 5 Fuse Failure Electrical shorts on the power supply may cause problems t...

Page 37: ...ator s back side next to the power connector number 5 in Fig 3 2 To replace the fuses release the top and bottom springs of the fuses support Fig 4 12 and then remove the piece Fig 4 13 Fuse character...

Page 38: ...nterrogator is powered at 11 36 VDC which means that the electrical protection should be granted by the power source or the adapter If by any chance the power supply is overcome the interrogator might...

Page 39: ...Communication Process Commands for the Industrial BraggMETER SI are sent by port 3500 All commands except for Continuous Acquisition see page 49 are received via the same port Continu ous Acquisition...

Page 40: ...wave lengths FML Formula Polynomial Considering x as the wavelength shift in nm I IP subnet mask and gateway Integer S Number of samples Integer YYYY MM DD Date Integer YYYY year MM month DD day HH MM...

Page 41: ...Queries the FS22 Industrial BraggMETER SI interrogator type and firmware revision The return string is a list separated by consisting of Manufacturer Unit Name Revi sion Number of Channels Serial Numb...

Page 42: ...Sets the date of the real time clock of the FS22 The date is defined as YYYY MM DD Example Command SYST DATE 2011 08 19 Answer ACK SYSTem TIME Queries the date of the real time clock of the FS22 The...

Page 43: ...m IPADdress I I I I I I I I I I I I I I I I Sets the IP address the subnet mask and the gateway of the FS22 The default IP address subnet mask and gateway are 10 0 0 10 255 0 0 0 0 0 0 0 After this co...

Page 44: ...tection algorithm in the C channel of the FS22 The threshold is a value from 0 to 60 dB Note The threshold value returns to the last stored threshold when the interrogator restarts To change the curre...

Page 45: ...e actual limits of defined ranges on channel C The number of channels can be set A to retrieve all ranges in all channels simultaneously Example Command ACQU CONF RANG WAVE 3 Answer ACK 1534 13 1536 1...

Page 46: ...The variable x is used in the formulas to represent the wavelength variation of the sensor relatively to the central wavelength Example Command ACQU CONF RANG FORM 1 2 1512 1 96 2 x 2 104 8 x 30 15 2...

Page 47: ...th Conventional Method 1 Enabled Interrogator operating with Smart Peak Detection SPD Method Example Command ACQU CONF RANG STAT Answer ACK 1 ACQUisition ENGIneering CHANnel C When interrogator is ope...

Page 48: ...4 39 624 39 755 39 919 40 074 40 176 40 203 40 182 ACQUisition POWEr CHANnel C Acquires the power of the fiber Bragg grating sensors in the C channel of the FS22 Returns the power value of the fiber B...

Page 49: ...e value returned by the last 4 bytes of the stream The returned data represents the power values of the OSA traces for all optical chan nels with points from 1500 nm to 1600 nm sampled every 5 pm Exam...

Page 50: ...port 3500 and corresponding data is received through port 3365 The answer is a string starting with the timestamp with the format YYYY MM DD hh mm ss followed with the values in growing order of wave...

Page 51: ...4 bytes remaining header length 24 bytes payload length c 8 bytes timestamp i LWORD1 seconds since 1 1 1970 ii LWORD2 fraction of current second mapped to an integer range of 32 bit i e 0 5 s would c...

Page 52: ...FS22SI REMOTE COMMUNICATIONS 52 Example Command ACQU WAVE CONT NTPS STAR Answer Port 3500 ACK Port 3365 Fig 5 2 NTP answer scheme wavelength values...

Page 53: ...0 b 4 bytes remaining header length 24 bytes payload length c 8 bytes timestamp i LWORD1 seconds since 1 1 1970 ii LWORD2 fraction of current second mapped to an integer range of 32 bit i e 0 5 s wou...

Page 54: ...parate directory for each day The directory name is the date in the format YYYYMMDD Note Saving with different operating methods may be saved on the same data set if these two types of data recording...

Page 55: ...HE STAR Answer ACK ACQUisition SCHEdule PERIod Queries the set period for scheduled acquisitions on the FS22 The answer is a string with time in the following format HH MM SS Example Command ACQU SCHE...

Page 56: ...of samples is 1 and the maximum is 86399 Note the defined number of samples must never be higher than the number of sec onds available with the defined schedule period Example Command ACQU SCHE SAMP...

Page 57: ...command does not delete downloaded data This command is sent via port 3500 and corre sponding data is received through port 3365 Files larger than 100 MB must be downloaded using BraggMONITOR Example...

Page 58: ...4 Bit versions Home Professional or Ultimate edi tions or Windows 8 8 1 32 Bit and 64 Bit versions or Windows 10 32 Bit and 64 Bit versions S Main memory RAM at least 512 Mbyte for Windows XP at least...

Page 59: ...ng BraggMONITOR SI Software on a PC please follow the described steps u Insert the provided disk with software in the PC u Run Setup exe inside BraggMONITOR folder Information When the operating syste...

Page 60: ...hould be set so that both ele ments are configured in the same subnet To configure your personal computer so that it is on the same subnet as the default for the interrogator proceed as described on s...

Page 61: ...61 FS22SI BRAGGMONITOR SI SOFTWARE DETAILS Fig 6 2 Set Run as administrator automatically...

Page 62: ...uisition actions can be per formed This bar is always on although its buttons may be disabled due to the interroga tor status On the left general information is presented see Fig 7 2 S On the first li...

Page 63: ...nterrogator will be saved with this time stamp It is possible to change the BraggMONITOR SI Software time reference from UTC to the defined Local Time on your device To do so you should change the con...

Page 64: ...SER INTERFACE 64 Fig 7 5 Date and time window To adjust the time zone chose the Change time zone button Fig 7 5 Fig 7 6 Date and time settings time zone To adjust the Local Time chose the Change date...

Page 65: ...nterrogator and BraggMONITOR For that press the Connect button num ber 1 in Fig 7 8 Fig 7 8 Buttons on General Bar A popup window will appear to indicate select the IP Address of the interrogator to w...

Page 66: ...er 1 in Fig 7 8 changes to disconnect Fig 7 10 Fig 7 10 Connect Disconnect button status 7 1 3 Acquisition Start Acquisition Whenever the software is connected to an interrogator and the software is o...

Page 67: ...t is possible to obtain absolute values of temperature strain acceleration etc However a sensor configuration must be defined Saving Data To save data press the save button number 3 in Fig 7 8 The dat...

Page 68: ...icating how many samples were acquired per second The second row is a header containing the labels of each column Fig 7 14 Data file header 1 1st column UTC or Local Date according to what is configur...

Page 69: ...k proceed as follows Once Microsoft Excel is opened press From Text Data Get External Data see Fig 7 16 and select the data file Fig 7 16 Import data in Excel Then it is necessary to complete text imp...

Page 70: ...FS22SI BRAGGMONITOR SI USER INTERFACE 70 Fig 7 17 Select data file Fig 7 18 Text Import Wizard 1 3...

Page 71: ...71 FS22SI BRAGGMONITOR SI USER INTERFACE Fig 7 19 Text Import Wizard 2 3 Fig 7 20 Text Import Wizard 3 3...

Page 72: ...SI Software application press the Exit button number 5 in Fig 7 8 7 2 Graphical Area The graphical area is divided into five tabs S Graphical View S Numerical View S Spectral View S Configuration S S...

Page 73: ...m in section will be defined Once the desired Zoom In section is defined release the left mouse button The display will show the zoomed in section only In order to zoom back to full scale press the zo...

Page 74: ...efined by the sensor Formula in Configu ration tab number 1 in Fig 7 23 Next to the channel identifier the number of sensors detected in that channel is stated number 2 in Fig 7 23 Fig 7 23 Numerical...

Page 75: ...in Fig 7 24 the user may select which FBG sensor detection method will be used When ranges are ON see Fig 7 24 the spectral graph will display the range associated with each sensor that is listed in...

Page 76: ...d channel number 11 in Fig 7 24 Fig 7 25 Spectral View Conventional detection method When the Smart Peak Detection method is selected besides the Wavelengths table the Ranges table is also presented n...

Page 77: ...is updated every time the spectral view tab is selected Important Measurement settings can influence sensor readings When the ranges are OFF the threshold is defined for each chan nel and is the same...

Page 78: ...the case in which the ranges are ON besides the threshold level the autoscan procedure also takes into consideration the width of the ranges to detect the FBG sensors When performing the autoscan with...

Page 79: ...ut The Zoom In tool is available every time the cursor is on the graph area Zooming In is only possible over the horizontal axis By pressing the left mouse while moving the mouse to the left or right...

Page 80: ...to define the folder where data is stored and define the file name Data sets will be recorded in txt format for a single sweep see Fig 7 30 The save button will auto matically return to its default s...

Page 81: ...operation will discard all previous configurations of all channels Add Edit and Delete Sensor s In order to Add a sensor to a configuration the user is required to fill the fields Name Central wavelen...

Page 82: ...method is active ranges ON Formula Function defining the correlation between the wavelength shift x and the engineering values Here it is possible to set a formula manually although it is also possibl...

Page 83: ...ours or 6 Hours Save and Load configuration The configuration is stored in the interrogator and updated while starting the BraggMONI TOR SI Any defined configuration can be saved in txt extension file...

Page 84: ...ed by the user by pressing the Load button num ber 8 in Fig 7 31 and selecting the file containing the desired configuration see Fig 7 34 Fig 7 34 Loading a configuration Change IP Address To change t...

Page 85: ...ocess is complete the connection will be established with the new IP Internal Memory Management The data files created during scheduled acquisitions are saved into the internal memory of the interroga...

Page 86: ...ands are inserted on the command field number 2 in Fig 7 37 and sent by press ing Enter on the keyboard or the send cmd button number 3 in Fig 7 37 The interroga tor s answers appear on the Reply fiel...

Page 87: ...sing the clear button number 4 in Fig 7 37 Firmware Update It is possible to upgrade downgrade the firmware version of the FS22SI by pressing the upload firmware button number 5 in Fig 7 37 u Download...

Page 88: ...FS22SI BRAGGMONITOR SI USER INTERFACE 88 Fig 7 40 Update info window...

Page 89: ...89 FS22SI BRAGGMONITOR SI USER INTERFACE...

Page 90: ...HBK Hottinger Br el Kjaer www hbkworld com info hbkworld com A04249 10 E00 00...

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