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1. 4 5 6 7 8 9 space to choose letter La Press to select lloc csv BACK Sequence space Pattern bro SAVE CANCEL Figure 40 TREND Name Log File 2 Select the first character of the file name by turning the Selec tion knob and then pressing the ENTER SET button when the desired letter or number is highlighted The character will appear in the blank box immediately below the screen heading To delete a character use the BACKSPACE soft key 3 Repeat step 2 until the entire file name appears in the box 4 Press the SAVE soft key to save the new file name and display the TREND screen The new file name will appear on the bottom left of the TREND screen just above the START soft key 61 LabMax TOP User Manual Soft Keys There are five soft keys on this screen BACKSPACE Pattern Sequence SAVE and CANCEL BACKSPACE This soft key backspaces one editable field and deletes the character that was there Pattern Pressing this soft key appends the current date to the file name This feature is a useful way to manage logged data The date is appended to any name you entered in the Name File dialog box For example if today is February 2 2008 and you name a file loc test csv pressing the Pattern soft key will change the file name to Mloc test02 04 08 csv Note that pressing this soft key also changes the soft key name from Pattern to
2. Figure 52 SETUP Speedup Available values ON factory default and OFF Speedup can be turned ON or OFF for the following features Tune Measure Analog Out and Data Store To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Speedup 2 Press the ENTER SET button to Display the SETUP Speedup screen Figure 52 75 LabMax TOP User Manual Area Correction 3 Press the ENTER SET button to highlight the value of the feature you want to change 4 Turn the Selection knob to change the value 5 Press the ENTER SET button to lock in the current value and move the highlight to the next editable field Pressing the ENTER SET button after highlighting Data Store or pressing the EXIT soft key at any time will save all the locked in values exit Speedup mode and return to the main SETUP screen Area Correction allows the measurement value to be displayed in terms of a unit area The measured value in watts or joules is divided by the area entered here This mode is most commonly used in processes where the energy density fluence or power density rather than the absolute energy or power is of paramount importance Typically in these applications the sensor aperture is completely flooded by laser light and the sensor aperture is entered here SETUP 11 11 AM Turn knob to select item Press ENTER to edit Area correction ON 0
3. Figure 29 STATS Setup Pyroelectric Sensors Energy Soft Keys Operation There are four soft keys on this screen lt lt gt gt Previous Next directional arrows SAVE and CANCEL lt lt and gt gt directional arrows Parameters on this screen are changed by using one of the following procedures The procedure that should be used depends on the type of parameter you want to modify Single Parameters This type of parameter Display units for example has only one modifiable field To change a value for this type of parameter 1 Press the ENTER SET button until the parameter you want to change is highlighted Turn the Selection knob to change the parameter value Press the ENTER SET button to move to the next parameter Continue this process until the values for all the parameters are correct Once the values for all the parameters are correct press the SAVE soft key to save the parameters and display the STATS screen 47 LabMax TOP User Manual c Multiple Parameters Muluple Farameters This type of parameter Duration for example contains several fields that can be modified To change a value for this type of param eter 1 Press the ENTER SET button until the parameter you want to change is highlighted 2 Turn the Selection knob to change the parameter value 3 Press either of the directional arrows soft keys lt lt or gt gt to
4. Turn knob to select item Press ENTER to edit Wavelength correction 1064 nm Wavelength table edit Power measure units Watts Resolution 3 digits Analog output 2V Trigger Internal Communications USB Date time 07 10 07 SAVE MANAGE CONFIG CONFIGS Figure 66 SETUP Date Time Available values See the following table Table 8 Date Time Ranges and Factory Defaults SETTING RANGE FACTORY DEFAULT Date Format mm dd yy mm dd yy dd mm yy Limits of Data function Initially set during Factory testing hr min 24 hour format Initially set during Factory testing To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Date Time Figure 66 90 Operation 2 Press the ENTER SET button to Display the SETUP Date screen Figure 67 SETUP Date 11 11 AM Turn knob to change value and press ENTER Date Format mm dd yy Date 2007 10 07 Time 11 11 EXIT Figure 67 SETUP Date Time Changing the Values 3 Turn the Selection knob to change a value 4 Press the ENTER SET button to lock in the value and move to the next editable field 5 Continue the process until all the values on the screen are correct 6 Press the EXIT soft key to save the values and exit Date mode Pres
5. Invalid parameter The command or query parameter is invalid 200 Directory does not exist The specified directory does not exist o File does not exist The specified file does not exist 130 Host Interface Table 14 Error Codes and Description Strings Sheet 2 of 2 The specified directory is not empty File query is not possible The file query is not possible because the file is not opened File to open not named The file open is not possible because the named file has not been named Error 350 is raised when the error queue becomes full Non Queue gt overflow errors are replaced by Queue overflow errors when there is exactly one available storage location available in the error queue No additional errors are added to the error queue if the error queue is full Error 321 is raised when there is an internal memory allocation error This error typically happens when malloc calloc or strdup fails and usually leads to an unrecoverable meter firmware condition Error 310 is raised when the meter firmware detects an unexpected or unrecoverable error This error condition includes unrecoverable hardware faults Error 254 is raised when an attempt to write a trend data file to the local or USB mass storage volumes exceeds the storage limit of the volume When a mass storage volume becomes full the growing file that caused the error is immediately closed and error 254
6. Joules Value Ready Pulse Start Figure 15 Pulsed Thermopile Joules Mode Power Curve Collecting Pulsed To collect pulsed thermopile joules data Thermopile Joules Data Over a Host Port 1 Set the mode to Joules by using either the UNITS soft key on the meter or the CONFigure MEASure host command 2 Query the host for measurement data by using the FETCh NRECords query for detailed information refer to Data Query on page 161 The type of data that will be collected depends entirely on which mode is currently selected Joules mode will collect only joules data and Watts mode will collect only watts data Thermopile Sensors Connecting a thermopile sensor to the meter and switching to Joules Long Pulse Joules mode displays the screen shown below This mode measures the energy of single pulses between 1 millisecond and 10 seconds in 33 LabMax TOP User Manual length and with energies from 5 mJ to hundreds of joules Measuring long mJ pulses requires more sensitive thermopiles such as a PS10Q When measuring energy with a thermopile sensor the energy range is sensor dependent and is automatically determined by the meter The range value cannot be manually changed MEASURE ENERGY 5 2 mW Wavelength 1 064 um Gain OFF TRIGGER UNITS Low Joules Figure 16 MEASURE ENERGY Thermopile Sensors Long Pulse Joules Display Smoothing and Speedup are n
7. Mean Max CREATE FILE VIEW FILE MANAGER Scroll Figure 35 TREND Pyroelectric Sensors The indicator in the upper left corner Duration displays the factory default batch size setting If this setting is acceptable press the START soft key to begin data collection To change the duration E Press the TREND SETUP soft key on the TREND screen to display the TREND Setup menu Use the left arrow and right arrow soft keys to advance through the individual duration fields days hours minutes or seconds a When a specific field is highlighted turn the Selection knob to change the value of that field 55 LabMax TOP User Manual Press the SAVE soft key to save the new duration and display the TREND screen E Press the START soft key to begin data collection To save the data locally do one of the following Use the CREATE FILE soft key to create and name a file before starting data collection refer to Name Log File on page 60 Use the SAVE DATA soft key which appears in place of the CREATE FILE soft key once data collection is complete to save a file after data collection This is useful if you decide you want to keep the data after collecting it and viewing it on the trend chart For more information refer to TREND Screen After Data Collection on page 58 Soft Keys There are five soft keys on the main TREND screen START C
8. SETUP Contrast Turn knob to change value and press ENTER Contrast E7 lt lt gt gt EXIT Figure 71 SETUP Screen Contrast Changing the Values 3 Turn the Selection knob to change the contrast value The directional arrow soft keys lt lt and gt gt can be used to move the highlight to a different digit before using the Selection knob to change the value 4 Press the EXIT soft key to save the value and exit Contrast mode 95 LabMax TOP User Manual Serial Number This field displays the instrument serial number Turn knob to select item Press ENTER to edit Analog output 2V Trigger Internal Communications USB Date time 07 10 07 Energy savings Screen contrast Serial No 123456789 Version 1 1 Jul 1 2007 SAVE MANAGE CONFIG CONFIGS Figure 72 SETUP Serial No Version This field displays the version number of the installed firmware SETUP 11 11 AM Turn knob to select item Press ENTER to edit Analog output 2V Trigger Internal Communications USB Date time 07 10 07 Energy savings Screen contrast Serial No 123456789 Version 1 1 Jul 1 2007 SAVE MANAGE CONFIG CONFIGS Figure 73 SETUP Ve
9. 3 Internal External 2 20 Positive Negative 0 1000 Host Guest Independent 0 0 1 0 189 FACTORY DEFAULT 00 01 00 Independent parameter is not included when restoring the configuration from the last sensor used LabMax TOP User Manual 190 Appendix B Errors APPENDIX B ERRORS Measurement Errors WHEN THE METER DETECTS MEASUREMENT VALUES ARE REPLACED BY A sensor saturation condition optical sensor only SATURATED Pressing the HELP button when an error is displayed will explain what caused the error and what to do about it Meter and Sensor Errors Table 22 Meter and Sensor Errors Sheet 1 of 2 SYMPTOM CAUSE CORRECTIVE ACTION Sensor over temp The sensor has overheated Turn the laser off immedi ately and let the sensor cool down NVRAM communica A failure occurred while reading the Contact a Coherent Service tion failure internal EEPROM Center Sensor checksum error The sensor internal EEPROM Contact a Coherent Service checksum check failed causing the Center meter to give non calibrated readings Sensor communica Sensor and or meter communication has Disconnect and reconnect tion failure failed the sensor If problem persists contact a Coherent Service Center Sensor firmware The meter does not recognize the Contact a Coherent Service mismatch EEPROM format of the sensor Center for a firmware upgrade Sensor NVRAM The sensor EEPROM is corrupted Contact a
10. Contrast Fetch Next Available Statistics Record s The query gets the next unread available statistics data record s at the time of the query More than one data record may be queried using the optional lt record count gt parameter which must be an integer value If lt record count gt is not specified a single statistics data record is returned No reply is transmitted if there are no statis tics data records available Command none Query STATistics FETCh NEXT lt record count gt Reply lt next available record s gt Fetch All Available Statistics Records This query gets all unread available statistics data records at the time of the query No reply is transmitted if there are no statistics data records available Command none Query STATistics FETCh ALL Reply lt all available records gt Fetch Missing Statistics Data Count This query is the missing record count due to a statistics data trans mission queue full condition Command none Query STATistics FETCh MISSing Reply lt integer count of missing statistics records gt This command sets the display contrast between no contrast and maximum contrast as displayed The parameter ranges in value from 0 00 to 1 00 0 00 indicates no contrast and 1 00 indicates maximum contrast On input the contrast value is rounded to two decimal places Command DISPlay CONTrast DEFault 0 00 1 00 Default 0 50 Query DISPlay CONTrast Reply lt contra
11. 106 States and the trigger annunciator 40 TUNE Bar charts 53 Button 51 Strip charts 51 U U S export control laws compliance xi Updates Firmware xi Publication xi USB flash drive connector 20 Vv Version firmware 96 W Warranty Extended 182 Limitations 183 Limited 182 Waste electrical and electronic equipment WEEE 2002 2 Wavelength Adding 82 Correction 80 Deleting 83 Table edit 81 Z ZERO button 71 LabMax TOP User Manual 200 LabMax TOP User Manual O Coherent Inc 3 2009 RoHS Printed in the U S A Part No 1143715 Rev AC
12. 167 168 168 168 168 INFormation PROBe DIAMeter Commands and Queries SCPI Common Commands The SCPI Standard specifies a standard set of IEEE 488 2 common commands All common commands and queries start with an asterisk 122 IEEE 488 2 Common Commands System Options Local Control Lockout Host Interface To maintain compatibility with the USB and RS 232 communica tion channels of the meter only those commands which are common to all channels are supported Identification Query Queries the meter identification string such as model name firm ware version and firmware date Query IDN Reply Coherent Inc LabMax lt version gt lt firmware date gt The dash sign separates all fields within the reply string The first field is always Coherent Inc The second field is the product name LabMax The third field is the version number having the format V lt major gt lt minor gt lt optional qualifier characters gt The fourth field is the firmware date having the form lt 3 character month name gt lt day of the month gt lt year gt The reply string 1s not quoted For example a typical identification string looks like Coherent Inc LabMax V1 3 Jul 05 2006 note that the quotes are not transmitted The system commands control functionality that is exclusive of the meter measurement functions These commands can be sent at any ti
13. 41 5 Sensor Resolution AA aoutescatiezseasentuece a thmeasninved cecsincastunguccatatiauess 84 6 Trigger Range and Factory Defaults a dia 86 7 Communication Values and Factory Defaults oooooccnncninccnoncconcnnonnconncconocono nono ncnn nono nocnnno 88 8 Date Time Ranges and Factory Defaults ooonooncinonnnncconncoonnnonnconccconocona nono noo coco nocancnnnnnos 90 9 Energy Savings Ranges and Factory Defaults eocesiin acordados iii eddie decidas 92 10 Custom Configuration File Meter Settings ssssssssesssssesseesreseesseesresresseesesresseesseserssesse 97 11 IEEE 488 1 Interface Functions A ae eee 110 12 Host Command Quick Reference At 113 13 Status Bip Definitions a ta das 124 14 Error Codes and Description Strings vercion accent ida 130 55 Display Mode Header A 134 16 Measurement Data Value Sclecnions das 155 17 FELEAG Bit De FiOS rire e e a a E A A e eRe 156 18 Coherent Service Centet Senioris innn E E E ad ae E E E 184 19 Specifications SA AA ds 185 20e A A ti ateallal alan a 187 21 Persistent Parameters das 187 22 Meter and Sens r UI Sas 191 23 Onscreen Indicators e e dota Cae ha a adn 193 vii LabMax TOP User Manual E Po SS BRA RBRWWWHWWWWHWWWNNNNNNNNNNEE RPE Eee eee NO TE a oe en Ye a ee ne a Ya ee ee eee a ee LIST OF FIGURES Waste Electrical and Electronic Equipment Label ooooonnccnncccnocccniococonaconanonononnncconocannconnnons 2 Quick Start Measuring Power With a Thermop
14. Displays beam position with LM model sensors Supports 5 digit resolution with thermopile and optical sensors user selectable Pyroelectric Measures energy to 10000 pps and captures every pulse to 1000 pps with J model and EnergyMax sensors Streams data over USB to 1000 Hz Also measures rep rate and calculates average power LabMax is not compatible with the legacy LM P model energy sensors Large graphical display with backlight Ergonomic interface with easily accessible buttons for all features and modes Flex ible positioning of the display allows viewing from many angles Digital tuning indicators horizontal bar and trend chart formats with peak indicators Onboard statistics mean minimum maximum standard devi ation range three stability parameters dose and missed pulses Display up to six user selectable statistical parameters at a time Data logging can be performed directly to a USB flash drive or up to 400 000 points can be retained onboard the meter The meter has a file management system that allows naming and renaming files auto increments file names for repetitive logging events supports folder creation and renaming and transfers files and folders from onboard memory to USB flash drive USB RS 232 and GPIB LabMax TOP w GPIB model only computer interfaces with full host control and drivers for both VisualBasic and LabVIEW programmers Plug and play applications software is also suppl
15. Thermopile Sensors PM models 2V Optical Sensors 20 mA Pyroelectric Sensors 16V Minimum Sensor Input Thermopile Sensors LM models Thermopile Sensors PM models Optical Sensors Pyroelectric Sensors Noise Thermopile Sensors LM models Thermopile Sensors PM models Optical Sensors Pyroelectric Sensors Uncertainty Instrument 1 of reading System meter sensor Analog Out 2 Display 112 x 78 mm backlight graphic LCD 480 x 320 pixels Adjustable contrast and viewing angle 185 LabMax TOP User Manual Table 19 Specifications Sheet 2 of 2 Measurement Analysis Min max mean range standard deviation energy dose and stability Trend charting tuning positional display and analysis of beam stability Computer Interface USB RS 232 and GPIB LabMax TOP w GPIB model only Analog Output VDC 0 to 1 2 or 4 VDC selectable Analog Output Update Rate 10 Hz for thermopile and optical Up to 1 000 Hz for pyroelectric Instrument AC Power Adapter incl 100 to 240 VAC 50 60 Hz Output 12 VDC center positive 1 25A 15W max Battery Life 4400 mAH 8 hr backlight off 7 hr backlight on Temperature Operating 5 to 40 C 41 to 104 F Storage 20 to 70 C 4 to 158 F Regulations Met Instrument CE RoHS WEEE AC Adapter and Cord PSE and UL a Meter supplied with 4400 mAH Li ion battery AC power adapter power cord 6 ft USB cable RS 232 adapter 2 GB USB flash drive 3 RCA to BNC adapt
16. a valid reply might be 10012321 392323 filel csv ASC 1250 file2 csv ASC 3250 The reply string indicates the following g 10012321 bytes of storage allocated for trend files are in use 392323 bytes of storage allocated for trend files are available for new trend data file storage There are two files in the current working directory filel csv and file2 csv filel csv is an ASCII file containing 1250 bytes file2 csv is an ASCII file containing 3250 bytes Note that the length of the meter response is limited to the maximum message size Command None Query MMEMory CATalog Reply lt bytes used gt lt bytes available gt lt comma separated list of file entries gt Change Directory This command sets the current working directory The command argument is a quoted string indicating the directory An attempt to set the current working directory to a non existent directory will raise error 200 The query gets the quoted current working directory The current working directory is the root directory of the internal data storage directory tree after a power off on cycle Command MMEMory CDIRectory lt quoted directory name gt Default not applicable Query MMEMory CDIRectory Reply lt quoted current working directory name gt 148 Host Interface Create Director This command creates a new directory The command argument is a quoted string indicating the directory An attempt to create an exi
17. any is transmitted This command selects the interface for host communication Command SYSTem COMMunicate INTerface DEFault RS232 GPIB USB Default USB Query SYSTem COMMunicate INTerface Reply RS232 GPIB USB 127 LabMax TOP User Manual Message Handshaking Serial Port Specific This command selects the state of SCPI message round trip hand shaking Command SYSTem COMMunicate HANDshaking ON OFF Reply OK if ON is selected otherwise no reply is sent Query SYSTem COMMunicate HANDshaking Reply ONJOFF If handshaking is ON Empty commands commands with only whitespace charac ters reply with OK r n Valid commands with valid data reply with OK r n Valid queries with valid data reply as explicitly defined else where in this section followed by OK r n Valid commands or queries which result in an error reply with ERR lt n gt r n where lt n gt is the error code number Available data is either measurement data records see Sample Measurement Data Collection on page 160 or error records see Error Record Reporting and Collection on page 130 e Unrecognized commands or queries reply with ERR100 r n Error queuing occurs as explicitly defined elsewhere in this section If handshaking is OFF E All command and query response behavior is explicitly defined elsewhere in this section Baud Rate This command selects the transmit and receive b
18. data logging has been initialized Sample Data Record Format The following information is available with each data record Measurement value in 3E format when pyroelectric sensors are connected and 4E format for any other sensor type Quad Sensor X distance in MM in 1f format data is 0 if quad sensor is not used Quad Sensor Y distance in MM in 1f format data is 0 if quad sensor is not used g Coded format ID indicating the exact format string used for meter measurement display refer to Table 16 Measurement Data Value Selections on page 155 for coded format ID defi nitions Coded engineering units scale multiplier ID refer to Table 16 Measurement Data Value Selections on page 155 for coded scale multipler ID definitions Encoded Units ID byte Bit 7 indicates the measurement value units SET indi cates Watts CLEAR indicates Joules Bit 6 indicates if units represent area SET indicates units are in CM CLEAR indicates no area Bits 5 0 represent the following units 153 LabMax TOP User Manual Femto Pico Nano Micro Milli Fundamental Kilo Mega Giga Flags defined in Table 17 FLAG Bit Definitions on page 156 Pulse period in microseconds valid if a pyroelectric sensor is attached Sequence number The meter internally generates a data record according to the following rules With every pulse w
19. 10 entries One or more display items may be selected but only the first six list items are displayed The query returns all selected tokens including non displayed tokens following the order stated in the reply list below Command CONFigure STATistics DISPlay DEFaultIMEAN MIN MAX STDV 1SIG 2SIG3SIGRANGe DO SE MISSed Default MEAN MIN MAX STDV Query CONFigure STATistics DISPlay Reply MEAN MIN MAX STDV 1SIG2SIG3SIGRANGe DOSE MISSe d 140 Host Interface Batch Size Pulses This command sets the statistics batch size which takes effect at the end of the current statistical batch The batch size units are pulses rounded to the nearest integer This command applies only under one of the following conditions a pyroelectric sensor is attached a thermopile sensor is attached and Joules mode is selected Command CONFigure STATistics BSIZe PULSe DEFault 2 99999 Default 100 Query CONFigure STATistics BSIZe PULSe Reply 2 99999 Time This command sets the statistics batch size which takes effect at the end of the current statistical batch The batch size includes 0 to 999 days and is expressed in units of days hours minutes seconds Each numeric component of hours minutes seconds must be an integer Days must range from 0 to 999 Hours must range from 0 to 24 Minutes must range from 0 to 59 Seconds must range from 0 to 59 This command applies only when a thermopile or optical sensor is attached in Watt
20. 12 Host Command Quick Reference Sheet 7 of 10 MMEMory CATalog MMEMory CDIRectory MMEMory CDIRectory MMEMory MDIRectory MMEMory DELete MMEMory RDIRectory MMEMory REName MMEMory COPY MMEMory STORe MMEMory NAME MMEMory OPEN MMEMory FETCh NRECords MMEMory FETCh NEXT MMEMory FETCh ALL MMEMory CLOSE Measurement Data Format CONFigure TRENd RATE FREQuency Queries the trend sampling rate 147 Queries trend data file mass storage information and a list of trend data files stored in the current working directory E 9 Copies a source file to a destination 50 Stores data generated from the last completed and 150 unnamed trend cycle to a trend data file in mass storage Sets the name of the file that will apply when the 151 next open command is sent Opens the previously named file for transmission 151 by placing all data records contained in the file in the record transmit queue Queries the number of unread data records avail able from the data stream of the currently open trend data file Queries the next unread and available data record s of the currently open trend data file Queries all unread and available data records of the currently open trend data file Closes the currently open file 1 1 152 52 52 CONFigure READings SEND Selects which values are sent when sample data 155 records are reported over the host interface CONFigure READings SEND Queries which
21. AMET ES Sd 133 Measurement Setup and Control A a rates aon 133 Measurement Mode Sel canine tyke austen 133 Power Measurement Units Sele Ct iic sseeccancccued cand cecasanzesshesasseenta sete idas 133 Display Mode Sel a as dle 00 133 Area COMEN litio is 135 Analog Output Full Scale Voltage oooooccnoconooonoocnnoncconccconoconnnnancconocconocnnnos 136 A A A deste a a 136 Display Data Smoothing E Ao ais SAA 137 Wavelength Correction A teed wanes 137 Gain a A sais tewumtuge on aaaseeowaeeatouas 138 Probe Z CEOs ined A aks Cacia asta a vee a ae aaa dt Sates 139 RANGED CISCL areon niaaa e E ER n aae aa Aaaa aAa sean 139 Statistics Modo Control oninia ias 140 Position Stability Mode Controls sos 143 MEMOS Contool Seren aa IA e a sates A a a a AE 144 Trend Mode Controla as 144 Measurement Data Estat tan n ei a is 153 Trigger Parameters A A a Ei 158 Numeric Display Resol as 159 Sample Measurement Data Collection ooonconocccinccnnnccoonoconoconnconnnconcccono conc cnnncconnnnos 160 Data o a o a a a amt eee eg 160 A A ow say nL 161 Statistics Data Collect aii is 162 Statistics Data Cam zas 162 Statistics Data QUA AAA AAA 163 O sR Slee R a cs el oa Nu eso a lar Rt Ne acta ds 164 A saves ucledatee sues a ea a S aS 164 Display e Ra hay had 165 TEC iaxiadaen eo alee AAEE aS E i sae 165 Meter and Sensor Device InformatiONM ooooccnnocononoconnnonnnonnonnnoconocnnn nono nonnnoconocnnncnnnnoon 165 A A O A O NR 165 O O E es a EES 167
22. Host Interface ls ado 168 ActiveX Control Interface O Udine 170 DOcumMent Overview meirinne aian A asics a a a a tesla 170 A E E E E E E 170 A A A 170 LabMax Low Level Control Rio ames eels 171 OLTA AAE A OR E A EEE E NE 171 Quick RETETE Cenar an a a a a aa a a a a 172 Detailed Reference ninio naini n a a a a saat Paes er clnoeas 172 vi Table of Contents Calibration and Warranty oococoococcocicocoonnoiononononononnonrcnornnnn cono roo rnnrrnnrrrnrrrnnansos 181 A A A E miata me cheme een ae 181 Coherent Calibration Facilities and Capabilities oooooonnccnnccinocinonacononancconcccono conc nnnnnconncnno 181 Limited Wanna 182 Exte d d WAI p R de dandaxqu vkte deny OE A E EERE 182 A ita a ek ae an E rate ne Oe acl ala ts 183 CITAN SEL VIC ad A se Baas vs Seatac a Gd aoe Pontes Seas aS ab de 183 Product Shipping list cs tsvedtasseveuvee genes eal as pees eee scien 184 Appendix A Specifications ccc ccsssssssesssessssessesssecsseesseesseesseessessees 185 RS 232 O 187 P rsistent Parametros lapa 187 Appendix B EFTOES 600 an densnt Gone a eae 191 Measurement Brom cio AAA A AAA A 191 Meter and Sensor A O 191 Appendix C Onscreen INdicatorS oocoooioniicniiniinnioninnnrmrcrcrrrsss 193 Inde eena a a E 197 LIST OF TABLES 1 Battery Life ICM As 22 2 Batteries Contained in this Product adi A dai 25 3 Joules ADO Watts Units A as 27 4 Approximate Pulse Sampling Based on the Number of Incoming PulsesS
23. Hours must range from 0 to 24 Minutes must range from 0 to 59 Seconds must range from 0 to 59 This command applies only when a quad thermopile sensor is attached in one of the position stability display modes Command CONFigure PSTability DURation DEFault 00 00 01 24 00 00 Default 00 01 00 Query CONFigure PSTability DURation Reply 00 00 01 24 00 00 Cycle Initiation and Termination Start a New Cycle This command terminates the current position stability display cycle and starts a new one Command CONFigure PSTability STARt Query None The command is ignored if position stability display mode is not active Stop a Cycle This command terminates the current position stability display cycle if a position stability display cycle is in progress Command CONFigure PSTability STOP 143 LabMax TOP User Manual Tune Mode Control Trend Mode Control Query None The command is ignored if position stability display mode is not active or a position stability display cycle is not in progress Zoom Level Strip Chart Vertical This command sets the vertical zoom mode when the tune strip chart display mode is active The vertical zoom mode value is unit less Command CONFigure TUNE SCHart ZOOM VERTical DEFault AUTO 1 2 5 10 20 Default AUTO Query CONFigure TUNE SCHart ZOOM VERTical Reply AUTO 1 2 5 10 20 Horizontal This command sets the horizontal zoom mode when the tune strip chart disp
24. Once the values for all the parameters are correct press the SAVE soft key to save the parameters and display the STATS screen SAVE Pressing the SAVE soft key saves whatever changes were made since the last SAVE and displays the TREND screen CANCEL Pressing the CANCEL soft key discards all changes that were made since the last SAVE and displays the TREND screen thermopile and optical sensors only Pressing the ZERO button sets the current sensor input voltage as the zero baseline voltage ZERO is not func tional when the meter is in HELP mode If zeroing is unsuccessful which means that the power input is too large to null re zero in a more stable environment or select a different range The meter always zeros all available ranges for the attached sensor When a zero procedure is in process no other button events are queued or activated until the procedure ends The zero procedure immediately terminates if the sensor is disconnected or if an error is encountered Normally you should press ZERO while the laser is turned off or while the laser beam is blocked If a finite power level is present at the sensor the instrument will attempt to null it out 71 LabMax TOP User Manual SETUP The meter is only able to zero a finite level of offset When zeroing on a selected range is unsuccessful the text Zeroing 1s replaced with the following error dialog Bad zero The power input is too large to null Re ze
25. Pattern Date Sequence The Sequence soft key toggles between Auto and None factory default Auto Appends a sequentially incrementing identification number to the file name As files are created by pressing the START and STOP soft keys on the TREND screen the iden tification number in the file name automatically increments This is useful if you are creating several similar log files and want to prevent accidental overwriting of one of the data files It is also useful in identifying the order in which data files were created The Pattern and Sequence functions can be used together None Does not append an identification number to the file name SAVE Pressing the SAVE soft key saves whatever changes were made since the last SAVE and displays the TREND screen CANCEL Pressing the CANCEL soft key discards all changes that were made since the last SAVE and displays the TREND screen 62 Operation File Manager This screen allows the user to modify or delete current files and directories or create a new folder Figure 41 shows an example of the TREND File Manager screen which is available by pressing the FILE MANAGER soft key on the main TREND screen TREND File Manager Aoc Name Size bytes O 10 COPY CREATE MOVE DELETE RENAME FOLDER EXIT Figure 41 TREND File Manager To navigate to a specific directory 1 Turn
26. SendCommandOrQuer in SHORT iMeterIndex in BSTR iCommandOrQuery out retval SHORT oResult Inputs iMeterIndex valid parameter values depend on the communica tion mode For more information refer to Detailed Reference on page 172 iCommandOrQuery contains a user specified SCPI command or query string Outputs oResult the method returns a 1 if the string is successfully trans mitted and the validation of the command query from the meter is received before the timeout period A 0 is returned if the timeout 176 Host Interface expires the command query is invalid an invalid meter is specified as an input parameter or the CommunicationMode property is not set GetNextString The GetNextString method allows the caller to retrieve the next available string in the string queue of the addressed meter This queue is filled according to the specific command query sent to the meter in the SendCommandOrQuery method Refer to the Send CommandOrQuary heading above for more information HRESULT GetNextString in SHORT iMeterIndex out retval BSTR oString Inputs iMeterIndex valid parameter values depend on the communica tion mode For more information refer to Detailed Reference on page 172 Outputs oString the method returns the next available string in the string queue of the addressed meter An empty string is returned if there is no string available in the queue if a
27. a rien Dentarg ll Ls ei dm a ed AAC Mr rr Pda AA aa EIA O E 8 aj Vou al ei po ome ds Compl as pe mie u A pow raped ls riai hinisna nes hd deen E coe po Click Restart to reboot your computer havc a Vest le sea pous Compaen balan aang ary of Hh This completes the installation procedure LabMax TOP User Manual Quick Start QUICK START This section presents mini tutorials that explain how to connect a sensor to your LabMax meter begin taking measurements within minutes and save your data for later viewing Measuring power with a thermopile or optical sensor page 10 Measuring energy with a pyroelectric sensor page 11 Saving data to a file on the local drive page 12 Moving a file to the USB flash drive page 13 For detailed information about each step of the procedures intro duced in this section refer to Operation on page 27 Follow all laser safety procedures The laser must be blocked or switched OFF before beginning any of the procedures described in this section Power to the LabMax meter must be OFF before beginning any of the procedures described in this section Do not exceed the power energy density limits of the sensor LabMax TOP User Manual Measur ing The tutorial describes how to take a power measurement using a Power With a thermopile or optical sensor Thermopile or Optical Sensor Connect a thermopile or optical sensor to the 25 pin
28. and gt gt can be used to move the highlight to a different digit before using the Selection knob to change the value 6 Press the ENTER SET button to save the value and exit Area Correction mode Pressing the EXIT soft key at any time while in SETUP will leave the SETUP program To change the unit of measurement 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Area Correction 77 LabMax TOP User Manual Gain Compensation Press the ENTER SET button to highlight the first field and set Area Correction to ON Press the ENTER SET button to move the highlight to the Area Correction value field This action will display the Unit soft key next to EXIT at the bottom of the LCD 2 Toggle the Unit soft key to select either cm or mm as the unit of measurement Press the ENTER SET button to save the value If there is a diameter in the sensor EEPROM it is used as the default when the meter powers up otherwise the last entered value is used Gain Compensation lets the user adjust the measured values based upon the gain factor entered here Measurement values are multi plied by the gain factor Gain compensation has several uses Accounting for filters or other optical attenuators upstream in the beam path Measuring a small pick off beam from a beamsplitter and wanting to calibrate the meter to display the power or energy of the main beam 78 Operation Sel
29. be created within a folder 67 LabMax TOP User Manual Pressing the CREATE FOLDER soft key displays the screen shown in Figure 45 TREND Create New Folder lt x lt N o N Rotate Knob to chi letter 4 5 6 7 8 9 space Dee Press to select BACK SPACE SAVE CANCEL TREND Setup Figure 45 TREND Create New Folder Soft Keys There are three soft keys on this screen BACKSPACE SAVE and CANCEL BACKSPACE This soft key backspaces one editable field at a time and deletes the character that was there SAVE Pressing the SAVE soft key saves whatever changes were made since the last SAVE CANCEL Pressing the CANCEL soft key discards all changes that were made since the last SAVE and returns to the TREND File Manager screen EXIT Pressing the EXIT soft key in the File Manager screen displays the main TREND screen Use Trend Setup to select the batch duration and sampling rate For thermopiles and optical sensors the duration is in terms of time 68 Operation For pyroelectric sensors the duration is in terms of measured laser pulses The factory default and maximum sampling rate for both thermo pile and optical sensors is 10 samples per second The factory default sampling rate for pyroelectric sensors is one sample per measured pulse The ability to specify both a durati
30. confir mation box will appear on the screen To delete a file 1 Turn the Selection knob to highlight the file name 2 Press the DELETE soft key The following confirmation message will appear Confirm deletion of file file name Press knob to finish selection Delete Cancel Figure 42 TREND File Manager File Deletion Confirmation 3 Turn the Selection knob to highlight Delete in the Delete File Confirmation window 4 Press the ENTER SET button to delete the file and display the TREND File Manager screen To delete a folder 1 Turn the Selection knob to highlight the name of the folder you want to delete 65 LabMax TOP User Manual Press the DELETE soft key The following confirmation message will appear Confirm deletion of folder and all contents folder name Press knob to finish selection Delete Cancel Figure 43 TREND File Manager Folder Deletion Confirmation 3 Turn the Selection knob to highlight Delete 4 Press the ENTER SET button to delete the folder and display the TREND File Manager screen RENAME Use this function to rename a file or folder 1 On the TREND File Manager screen turn the Selection knob to highlight the name of the file or folder you want to rename Press the RENAME soft key to display a screen similar to the one shown in Figure 44 Hoc file or folder name csv TREND Rename Fil
31. desired value appears press the RANGE soft key or the ENTER SET button to lock in the RANGE value UNITS Pressing the UNITS soft key toggles the measurement units between Watts and Joules TRIG LEV el for internal trigger source Available values 2 factory default to 20 To adjust the level 1 Press the TRIG LEV soft key 2 Tum the Selection knob to change the value The result of the adjustment can be seen in the live measurement display Adjust the trigger threshold as low as possible to avoid noise triggers while the laser is not firing 3 When the desired value appears either press the TRIG LEV soft key or press the ENTER SET button to lock in the value TRIG DLY delay for external trigger source Available values 0 factory default to 1000 To adjust the level 1 Press the TRIG DLY soft key 37 LabMax TOP User Manual 2 Turn the Selection knob to change the value When the desired value appears either press the TRIG DLY soft key or press the ENTER SET button to lock in the value Trigger Delay can also be adjusted on the Trigger screen in SETUP For more information refer to Trigger on page 85 STATS Refer to Statistics on page 42 for information about the STATS menu Pyroelectric Watts Mode Using an attached pyroelectric sensor LabMax TOP can measure average power from a series of pulses By pressing the UNITS soft key the instrument toggles between displaying energy and
32. displaying average power Average power is calculated by measuring the energy of the pulses and dividing by the periods between them and thus requires at least two pulses to make a power measurement Each subsequent pulse defines the period for the previous pulse until the last pulse see Figure 20 below The last pulse in a pulse burst will not yield a power measurement since the period after the last pulse is indeter minate This method allows more accurate tracking of initial average power transients for pulsed lasers Figure 20 Average Power Diagram When measuring the average power of a laser burst or continuous pulse train the frequency of the pulses must be greater than or equal to 1 Hz and less than or equal to the maximum repetition rate capa 38 Triggering Internal Triggering Mode Operation bility of a compatible pyroelectric sensor Multiple bursts separated by one second or less are treated as a single burst and accordingly the gap between bursts appears as a lower power Short bursts with rep rates greater than 1 kHz may not yield a measurement LabMax must trigger reliably for each laser pulse LabMax may be triggered externally via the Ext Trig connector see Ext Trig Connector on page 22 This is particularly useful in a noisy environment LabMax can be set to synchronize with either the positive or negative transition of this external signal Without a reliable external trigger set LabMa
33. in the file in the record transmit queue An attempt to open a file that has not been named will raise error 206 An attempt to open a file that does not exist will raise error 201 An attempt to open a file being populated by the currently active trend cycle will raise error 101 151 LabMax TOP User Manual Command MMEMory OPEN Query None File Record Count Query This query gets the number of unread data records available from the data stream of the currently open trend data file An attempt to issue this query while a file is not open will raise error 205 Command None Query MMEMory FETCh NRECords Reply lt count of records available gt Fetch Next Available Record s The query gets the next unread and available data record s of the currently open trend data file An attempt to issue this query while a file is not open will raise error 205 An attempt to fetch more data records than are available will result in the exact number of data records available being transmitted As the meter transmits each data record The data record is permanently removed from the record transmit queue The queued data record count decrements by one Command None Query MMEMory FETCh NEXT lt record count gt Reply lt next available record s gt Fetch All Available Records This query gets all unread and available data records of the currently open trend data file After the completion of the reply transmission Th
34. just above the graph update as the data is collected Soft Keys There are four soft keys on this screen START VIEW CHANGE DURATION and EXIT START Pressing the START soft key starts data collection and toggles the soft key to STOP When data collection completes either by pressing the STOP button or as determined by the previously set duration the button toggles to START again Pressing START when there is already data on screen clears that data and starts data collection over 49 LabMax TOP User Manual VIEW The VIEW soft key toggles between Scroll and Fit Fit Fits the entire duration on the X axis in one screen Scroll Pages the data every minute CHANGE DURATION Pressing the CHANGE DURATION soft key accesses the Duration field in the upper left corner of the screen as shown here POSITION STABILITY Duration 00 00 0 Elapsed 00 00 X 0 2mm Y 0 5 mm CHANGE DURATION Figure 31 POSITION STABILITY Duration To change the duration 1 Use the left and right arrow soft keys to highlight an individual duration field hours minutes or seconds 2 Turn the Selection knob to change the value of the currently highlighted field 3 Repeat steps 1 and 2 until the desired duration has been entered 4 To save the duration either press the ENTER SET button which will display the POSITION STABILITY s
35. key which appears in place of the START key during data collection ends data collection RANGE Available values thermopile and optical sensors Auto factory default and the allowable ranges for the attached sensor e Available values pyroelectric sensors Sensor dependent To adjust the range 1 Press the RANGE soft key 2 Tum the Selection knob to change the range value 3 When the desired value appears press the RANGE soft key or the ENTER SET button to lock in the RANGE value 43 LabMax TOP User Manual RESTART The RESTART soft key on the STATS screen toggles between Manual factory default mode and Auto mode STATS Duration 00 10 Elapsed 00 10 Live 22 2 Ww 22 2 W Max 22 2 W 22 2 W Std Dev 6 74 mw Wavelength 514 nm Gain OFF Smoothing ON RANGE RESTART STATS CHANGE Auto Manual SETUP STATS START Figure 25 STATS Statistics Readout Manual Mode In Manual mode pressing the START soft key begins data collec tion Data collection ends by Pressing the STOP soft key which appears in place of the START key during data collection Reaching the time duration that was set for data collection see STATS SETUP Description on page 45 for information about setting the time duration Auto Mode Auto mode acts similar to Manual mode except that once data collection reaches the time duration the batch automatica
36. move the highlight to another value within the same parameter 4 Repeat steps 2 and 3 until all values for that parameter are correct 5 Press the ENTER SET button to move to the next parameter 6 Once the values for all the parameters are correct press the SAVE soft key to save the parameters and display the STATS screen SAVE Pressing the SAVE soft key saves whatever changes were made since the last SAVE and displays the STATS screen CANCEL Pressing the CANCEL soft key discards all changes that were made since the last SAVE and displays the STATS screen 48 Detailed Procedures POSITION STABILITY Operation This section provides in depth information about specific topics that were briefly discussed earlier When a quad thermopile sensor is attached to the meter pressing the POSITION STABILITY soft key on the MEASURE POWER screen will display a screen similar to the following POSITION STABILITY Duration 01 00 Elapsed 00 00 X 0 2mm Y 0 5 mm VIEW CHANGE Scroll DURATION Figure 30 MEASURE POWER POSITION STABILITY The X axis of the graph is time and the Y axis is based on the diam eter of the sensor active area The Duration indicator in the upper left shows how long the meter will collect data The Elapsed indicator in the upper right corner begins its count when the START soft key is pressed The actual X and Y values
37. number of the sensor Command none Query SYSTem INFormation PROBe SNUMber Reply lt sensor serial number gt An empty string is returned if a valid sensor is not attached 167 LabMax TOP User Manual Host Interface Glossary Responsivity This query gets the currently connected sensor calibration respon sivity Responsivity units depend on the sensor type Query SYSTem INFormation PROBe RESPonsivity Reply lt responsivity gt 0 0 is returned if a valid sensor is not attached Calibration Date This query gets the calibration date of the sensor Command none Query SYSTem INFormation PROBe CDATe Reply lt probe calibration date gt The date is expressed using the ASCII string format of lt 3 character month name gt lt day of the month gt lt year gt An empty string is returned if a valid sensor is not attached Head Temperature This query gets the head temperature of the sensor Command none Query SYSTem INFormation PROBe TEMPerature Reply lt sensor head temperature in degrees Celsius in integer format gt The literal string NA quotes not included is returned if a valid sensor is not attached or the attached sensor does not have a temper ature measurement device Diameter This query gets the sensor diameter Command none Query SYSTem INFormation PROBe DIAMeter Reply lt probe diameter in mm gt The literal string NA quotes not included is returned if a valid s
38. pack 25 Resolution 84 RoHS compliance xi RS 232 Connector 20 Pinouts 187 S Safety 1 Declaration of conformity 3 Waste electrical and electronic equipment WEEE 2002 2 Sampling pulse 41 Save current config 97 Saving data to a file on the local drive Quick Start 12 SCPI common commands 122 Screen contrast 94 Selection knob 19 Sensor Connector 21 Over temperature condition 29 Sensors Optical 31 Pyroelectric 36 Thermopile 28 Thermopile quad 30 Serial number 96 Service 183 SETUP Analog output 85 Area correction 76 Button 72 198 Communications 88 Date time 90 Detailed procedures 97 Manage configs 99 Save current config 97 Display smoothing 73 Energy savings 92 Gain compensation 78 Power measure units 83 Resolution 84 Screen contrast 94 Serial number 96 Soft keys 96 Speedup 75 Trigger 85 Version 96 Wavelength Correction 80 Table edit 81 Side panel 20 Mini USB connector 20 Power jack connector 21 RS 232 connector 20 Sensor connector 21 USB flash drive connector 20 Soft keys 19 Software installation 5 Specifications 185 Speedup 75 Statistics softkey 42 Strip charts 51 Symbols used in this document xii System options 123 T Thermopile Quad sensors 30 sensors 28 TREND After data collection 58 Button 54 199 Index Detailed procedures 60 File manager 63 Name log file 60 TREND setup 68 During data collection 57 Trigger 85 Boosting source current of triggering device 107 External circuit 105
39. power and energy meters and sensors products Products to the original purchaser the Customer that the product is free from defects in materials and workmanship and complies with all specifications active at the time of purchase for a period of twelve 12 months Coherent Inc will at its option repair or replace any product or component found to be defective during the warranty period This warranty applies only to the original purchaser and is not transfer able Coherent Inc the Company offers original purchasers the Customer purchasing laser power and energy meters and sensors products Products an extended twelve 12 month warranty program which includes all parts and labor In order to qualify for this warranty a Customer must return the Product to the Company for recalibration and recertification The Company will recertify the Product provide software upgrades and perform any needed repairs and recalibrate the Product for a fixed service fee as estab lished by the Company from time to time and in effect at the time of service If the product cannot be recertified due to damage beyond repair parts obsolescence or other reasons the Customer may be informed that an Extended Warranty program is not available for the Product If the Product fails and is returned to the Company within one year following the date of recalibration and recertification service the Company will at its
40. qualified Coherent service personnel Do not use battery power when installing a firmware update A power loss during the installation process will damage the meter which must then be returned to Coherent for repair Waste Electrical The European Waste Electrical and Electronic Equipment WEEE Directive 2002 96 EC is represented by a crossed out garbage and Electronic container label see Figure 1 below The purpose of this directive Equipm ent is to minimize the disposal of WEEE as unsorted municipal waste WE EE 200 2 and to facilitate its separate collection Figure 1 Waste Electrical and Electronic Equipment Label Safety Declaration of Conformity 11133013 Eevaa AB Declaration of Conformity We Coherent Inc 7470 SW Bridgeport Road Portland Oregon USA 97224 declare under sole responsibility that the LabMax meets the intent of Directive 2004 108 EC for Electromagnetic Compatibility Compliance was demonstrated per testing to EN61326 1998 Electromagnetic Compatibility Product Family Standard for Measurement Control and Laboratory Equipment to include the following test specifications as of September 2007 EN61326 1998 Class A Radiated Emissions EN61326 1998 Class A Conducted Emissions EN61000 4 2 2006 Powerline Harmonics EN61000 4 3 2005 Powerline Voltage Fluctuation and Flicker EN61000 4 2 2001 04 Electrostatic Discharge Performance Criteria A EN61000 4 3 2006 Radiated Immunity Performan
41. range The maximum measurement expected Statistics mode display output selec Comma separated list of Mean Min Mean Min Max Stdv tion Max Stdv 1sig 2sig 3sig Range Dose Missed Statistics mode batch size for pulses 2 99999 Statistics mode batch size for time 00 00 01 24 00 00 00 00 10 Statistics mode sample rate for 1 99999 pulses 188 N N N N N 9 i FF 0 UTO Numeric display smoothing window OFF AUTO 1 60 AUTO size for time 3 FF 0 0 N Appendix A Specifications Table 21 Persistent Parameters Sheet 3 of 3 PARAMETER DESCRIPTION Statistics mode sample rate for time Statistics mode restart mode Position stability mode duration Tune mode strip chart view vertical zoom level Tune mode strip chart view hori zontal zoom level Tune mode bar chart view zoom level Trend mode scroll view vertical zoom level Trend mode batch size for pulses Trend mode batch size for time Trend mode sample rate for pulses Trend mode sample rate for time Numeric display resolution for ther mopile sensors Numeric display resolution for optical sensors Numeric display resolution for pyro electric sensors Trigger source Trigger level Trigger slope Trigger delay Trigger bus direction Display contrast DATA ARGUMENT RANGE 1 157E 5 1 0E1 Manual Automatic 00 00 01 24 00 00 AUTO 1 2 5 10 20 2 99999 00 00 01 24 00 00 1 99999 1 157E 5 1 0E1 3 4 5
42. results of smoothing the setting to be observed on the live measurement during setup Continue to step 5 SETUP Turn knob to change value and press ENTER Display Smoothing Manual of secs 22 0w lt lt gt gt EXIT Figure 50 SETUP Display Smoothing Thermopile and Optical Sensors Manual Mode SETUP Turn knob to change value and press ENTER Display Smoothing Manual 082 pulses TRIGGER 5 060mw lt lt gt gt EXIT Figure 51 SETUP Display Smoothing Pyroelectric Sensors Manual Mode 74 Speedup Operation Turn the Selection knob to change the number of seconds thermo pile and optical sensors or pulses pyroelectric sensors The direc tional arrow soft keys lt lt and gt gt can be used to move the highlight to a different digit before using the Selection knob to change the value 5 Press the ENTER SET button or the EXIT soft key to save the value and exit Display Smoothing mode Press the EXIT soft key at any time to save all current values and return to the main SETUP screen thermopile sensors only This command selects the speedup mode for the host interface data output SETUP Speedup Turn knob to change value and press ENTER Tune ON Measure ON Analog Out ON Data Store ON EXIT
43. returns a 0 Events Meter Added The MeterAdded event fires when a meter establishes a connection If the communication mode is RS 232 or GPIB this event occurs after a successful call to ConnectToMeter If the communication mode is USB and a meter is already plugged in a USB port this event will occur immediately after setting the control in communi cation mode to USB Ifthe communication mode is USB and a meter is plugged in after the communication mode is configured this event will occur when the plug in is detected For USB the iMeterIndex is assigned by the control and should be used in further calls to methods and properties relating to this device For RS 232 and GPIB the iMeterIndex is the index that is sent in the ConnectToM eter function call void MeterAdded in SHORT iMeterIndex Inputs iMeterIndex valid parameter values depend on the communica tion mode For more information refer to Detailed Reference on page 172 178 Host Interface MeterRemoved The MeterRemoved event fires when the connection with the config ured meter is broker If the communication mode is RS 232 or GPIB this event occurs after a successful call to DisconnectToMeter If the communication mode is USB this event occurs when a meter is unplugged from the USB port void MeterRemoved in SHORT iMeterIndex Inputs iMeterIndex valid parameter values depend on the communica tion mode For more information r
44. the obligations imposed by U S law clarification should be obtained from Coherent or an appropriate U S Government agency The batteries used in this product are in compliance with the EU Directive 2006 66 EC EU Battery Directive For more informa tion refer to Battery Directive on page 25 To view information that may have been added or changed since this publication went to print connect to www Coherent com To obtain the latest version of LabMax firmware 1 Connect to www Coherent com 2 Download the firmware to a USB flash drive To install the update 1 Plug LabMax into an AC power source and then turn the meter ON xi LabMax TOP User Manual Symbols Used in This Document Do not use battery power when installing a firmware update A power loss during the installation process will damage the meter which must then be returned to Coherent for repair 2 Connect the flash drive to the USB flash drive connector on the side panel of LabMax 3 When the menu appears on the LCD turn the Selection knob to highlight the firmware name and then press the Enter Set button Selection knob to begin the installation 4 When prompted on the installation menu remove the flash drive and press the Exit soft key to reboot LabMax This symbol is intended to alert the operator to the presence of exposure to hazardous visible and invisible laser radiation This symbol is intended to alert the operator to t
45. the Selection knob to highlight the name of the folder you want to access 2 Press the ENTER SET button If the folder is closed pressing the ENTER SET button will open and expand its contents Likewise pressing this button will close an open folder Opening a folder displays all the subfolders and files within that particular folder To display a list of files and directories stored on a USB flash drive that is attached to the meter turn the Selection knob to highlight the top line of the names that appear on the TREND File Manager screen and then press the ENTER SET button The USB flash drive will be shown in the list of drives The LOC local drive is flash memory onboard the meter Files saved to the local drive are retained after powering down the meter Soft Keys There are five soft keys on this screen COPY MOVE DELETE RENAME CREATE FOLDER and EXIT 63 LabMax TOP User Manual COPY MOVE To copy a file to another location while retaining the file in its orig inal location l Turn the Selection knob to highlight the name of the file you want to copy Press the COPY MOVE soft key on the TREND File Manager screen Pressing this soft key changes the name of the first soft key to COPY and the second soft key to MOVE Use the Selection knob to navigate to the location where you want to copy the file Note that you can create a new folder during this process by pressing the Create Folder soft ke
46. time Display smoothing uses a rolling box car average to smooth the displayed measurement This can be useful if individual measure ment values are too noisy Smoothing is applied to all displayed measurements on all screens In the case of quadrant posi tion sensing thermopile sensors display smoothing is applied to the position indicator within the bulls eye Turn knob to select item Press ENTER to edit SETUP 11 11 AM Display smoothing Speedup Area correction Gain compensation Wavelength correction Wavelength table edit Power measure units Resolution OFF OFF 1064 nm Watts 3 digits MANAGE CONFIGS Figure 49 SETUP Display Smoothing Available values AUTO factory default MANUAL and OFF To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Display smoothing 2 Press the ENTER SET button to highlight the editable field Figure 49 3 Turn the Selection knob to change the value 73 LabMax TOP User Manual 4 Press the ENTER SET button to save the value and return to the main SETUP screen If you select Manual as the Display Smoothing value pressing the ENTER SET button will display either the screen shown in Figure 50 for thermopile and optical sensors or the screen shown in Figure 51 for pyroelectric sensors This allows the
47. to increase the filtering Pressing the TRIGGER soft key cycles through the three values UNITS Pressing the UNITS soft key toggles the measurement units back to Watts and displays the MEASURE POWER screen STATS Pressing the STATS soft key displays the STATS screen For details on the STATS screen refer to information under Statistics on page 42 Pressing the MEASURE button when a pyroelectric sensor is attached to the meter will display a screen similar to the one shown below The unit that appends to the live reading is determined by the type of measurement selected with the UNITS soft key Joules or Watts MEASURE ENERGY 20 TRIGGER Wavelength 1 064 um Gain OFF Smoothing OFF RANGE UNITS TRIG LEV 300 yJ Joules 02 STATS Figure 19 MEASURE ENERGY Pyroelectric Sensors 36 Operation This screen contains the live reading and the rep rate It also shows the following indicators Wavelength Gain and Smoothing A summary of indicator behavior is provided in Appendix C Onscreen Indicators on page 193 Soft Keys There are four soft keys on this screen RANGE UNITS TRIG LEV el for internal trigger source or TRIG DLY delay for external trigger source and STATS RANGE Available values Sensor dependent To adjust the range 1 Press the RANGE soft key 2 Tum the Selection knob to change the range value 3 When the
48. tokens following the order stated in the reply list below Command CONFigure READings SEND DEFault PRI QUAD FMT UNIT PER FLAGSEQ Default PRI Query CONFigure READings SEND Reply PRLQUAD FMT UNIT PER FLAGSEQ The FLAG data item may be used so that accompanying qualifica tion information is reported with each data record Qualification information includes various error conditions The flag word is reported in the ASCII form of an 8 bit uppercase hexadecimal number Each bit has a qualification meaning as described in Table 17 Table 17 FLAG Bit Definitions COM CECI CO E Sample included in TREND Unspecified bits are reserved and will be 0 The appropriate data error string indicated above will replace the PRI measurement value if a data record is generated with a data error In situations where more than one flag condition is set the lowest bit position condition will be indicated in the PRI measure ment value 156 Host Interface As an example indicating to send PRI and FLAG the host interface could send the following data records PRI 1 449E 03 FLAG 00 this record shows a data value of 1 449 mJ and no flag bits set PRI OVR FLAG 02 this record shows an invalid data value with the overrange bit set Statistics Data Record Format If statistics mode is active the following data is available in a single data record at the completion of collection of a batch AVG mean ofall pulses in batch forma
49. value on the SETUP Energy Savings screen will display an editable field next to that value as shown in Figure 69 Continue to step 4 4 Press the ENTER SET button to move the highlight to the next editable field 5 Turn the Selection knob to change the value The directional arrow soft keys lt lt and gt gt can be used to move the highlight to a different digit before using the Selection knob to change the value 6 Press the ENTER SET button to move the highlight to the next field 7 Continue that process until all values are correct 93 LabMax TOP User Manual 8 Press the EXIT soft key to save the values and exit Energy Savings mode Pressing the EXIT soft key at any time will save the current values and return to the main SETUP screen Screen Contrast SETUP 11 11 AM Turn knob to select item Press ENTER to edit Analog output 2V Trigger Internal Communications USB Date time 07 10 07 Energy savings Screen contrast Serial No 123456789 Version 1 1 Jul 1 2007 SAVE MANAGE CONFIG CONFIGS Figure 70 SETUP Screen Contrast Available values 1 to 99 To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Screen Contrast Figure 70 94 Operation 2 Press the ENTER SET button to Display the SETUP Contrast screen Figure 71
50. warranty agreement between Coherent and the buyer Operating a Coherent product with any of its interlocks defeated is always at the operator s risk Table of Contents TABLE OF CONTENTS IPG ACS A ds to cae Nad ott xi ROHS Compuesta e aa xi U S Export Control Laws Compliance ssssssssesseseesseesseseessressesstssesseessessrssosseesessresseesee xi Battery Compliance zsiros tnae A A ia xi P blication A ae e iai a EEE A a xi RM Ware Upd tes a a o e al xi Symbols Used in TD Oia xii SAL CGY i e cana T R ed cal eu a a 1 Waste Electrical and Electronic Equipment WEEE 2002 oococcnncciccoconoconcnonnconnoconccnncconnnos 2 Declaration of Condori 3 AICA essssecsssecessecssnecesneessscesnecesnecesneeesneesseesnneesneeeeneeees 5 Quick Starte no o a AA ORA 9 Measuring Power With a Thermopile or Optical SenSOT oooooonnccnnccnnncccooncnoncconocnnnconncconncnnns 10 Measuring Energy With a Pyroelectric Sensor siii 11 Saving Data to a File on the Local Drives sscctictssicctscisesavicesincashsasstoaksdacthandenasssaviacancdsyonaasens 12 Moving a File to the USB Flash Drive ais 13 Descriptions a A AE EE A 15 Prod ctOVerVie Wem roniicnsipodii ss 15 PLONE CAM A A A a A aa a a i aaa 16 ME EAU A o E danssaxaseee 17 Front atte A A tne Mata Saaet 18 BUS a OS 18 POE LAEE vac cca easy AE E EEEE E ec ations eos ok E AE 19 Power Owv OTRO 19 Selection Kad 19 Side Pt A A a deo aad eau aa 20 USB Flash Drive COMES O a nia ww eels 20 DAT TP TS BOT C
51. 0 00 cm e Display smoothing Auto Speedup Gain compensation OFF Wavelength correction 1064 nm Wavelength table edit Power measure units Resolution lt lt Figure 53 SETUP Area Correction Available values ON and OFF factory default Available range 0 01 to 500 00 em or 0 1 to 250 mm 76 Operation Available units cm and mm The area can be entered in terms of area in square centimeters or in terms of the diameter of the active area in millimeters When entering the active area in terms of the diameter the active area must be circular Most Coherent sensors utilize circular apertures so the ability to enter the active area in terms of the diameter in millimeters is often an easier process than calculating the area yourself To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Area Correction 2 Press the ENTER SET button to highlight the editable field Figure 53 3 Turn the Selection knob to change the value 4 Press the ENTER SET button to save the value If you select ON as the Area Correction value pressing the ENTER SET button will display the range field shown as 001 00 in Figure 53 above and the unit of measurement cm in Figure 53 Continue to step 5 5 Turn the Selection knob to change the range value The directional arrow soft keys lt lt
52. 03 22 25 103 C Calibration Charts Bar 53 Strip 51 Coherent calibration facilities and capabilities Commands and queries host 122 Communications 88 127 Compliance RoHS xi U S export control laws Connectors Analog out Ext trig 22 Mini USB 20 Powerjack 21 RS 232 20 Sensor 21 USB flash drive Context sensitive help Correction area 76 D Date time 90 Declaration of conformity 3 Deleting a wavelength 83 Display 181 181 xi 22 20 102 Index INDEX 197 Host interface command 164 Smoothing 73 E Energy savings 92 Errors Measurement 191 Record reporting and collection 130 Ext trig connector 22 Extended warranty 182 F Features product 16 Firmware Updates xi Version 96 Flash drive USB 20 Front panel 18 Buttons 18 Power on off button 19 Selection knob 19 Soft keys 19 G Gain compensation 78 General help 103 H HELP Button 102 Context sensitive 102 General 103 Host command quick reference 113 Host interface Commands and queries 122 Communications 127 Display 164 Error record reporting and collection 130 Measurement data collection 160 Measurement setup and control 133 Meter and sensor device information 165 SCPI common commands 122 System options 123 Glossary 168 Host command quick reference 113 Notation conventions 111 Persistent parameters 187 RS 232 interface using 110 Special considerations 109 Syntax 111 LabMax TOP User Manual USB interface using 111 I Indica
53. 105 Understanding the External Trigger CCU ai 105 Hostintertaces ia si a ai dee edo 109 Special CON o e dao ea 109 Message Terna das 109 Messages Received by the Mei ai tia 109 Messages Sent by the Meter asnos 109 Using the RS 232 Interface aia 110 Data Flow Control oidos 110 SECS RES bid oars A O acura a e cds 110 Usina the GPIBIntttatena O S ER E O 110 IEEE 488 1 Interface Capablanca 110 Service REQUENA A a A A a A EN 111 Usine The USB T terface sgeun a a a a a aa adati 111 Service REUS 111 Binary Streaming Dita i T i a 111 e R e e a vasatieeee 111 SYMA n a EAA E OO A T A E AN ER 111 Host Command Quick Reference ia aaa 113 EEEREN E D ET E EAEE e o e e E 122 SCPI Common Commanderin eier r AEE Aa Ra aea Ea E AAS 122 IEEE 488 2 Common Commands ad ra 123 A a a a e iaa aa a s 123 Local Control Loco a e n a i a E A RE EA 123 System SS CATS iiaea i eE E E E TTR RE RER 124 Back Wt C Om RO iS 125 Power AMO A dette Suelo atlases dae ages 125 Meter Configuration Management iii 126 e A ON 127 Interface Sclech ct toe Batten ARIS AIN 127 Message Handshaking odia 128 Serial Porte peca 128 IEEE 488 1 GPIB Por PR la dose 129 LabMax TOP User Manual USB Porto peceras ii islas 130 Error Record Reporting and Collection ooonoocnnocnnocnnoncconccoonoconoconn nono nonnnoconocanononnnoon 130 A acs wee eecte a shat alate tak ot alan eed Saal ta Sl a elaine dna a 131 TOE AUS A EE AET ae oe cae We ee RH dn OI 132 ATLETOLOUEN A id 132
54. 7 info_service Coherent com Product Shipping Instructions To prepare the product for shipping to Coherent 1 Contact Coherent Customer Service refer to Table 18 above for a Return Material Authorization number Attach a tag to the product that includes the name and address of the owner the person to contact the serial number and the RMA number you received from Coherent Customer Service Wrap the product with polyethylene sheeting or equivalent material If the original packing material and carton are not available obtain a corrugated cardboard shipping carton with inside dimensions that are at least 6 in 15 cm taller wider and deeper than the product The shipping carton must be constructed of cardboard with a minimum of 375 lb 170 kg test strength Cushion the instrument in the shipping carton with packing material or urethane foam on all sides between the carton and the product Allow 3 in 7 5 cm on all sides top and bottom Seat the shipping carton with shipping tape or an industrial stapler Ship the product to Coherent Inc 27650 SW 95th Ave Wilsonville OR 97070 Attn RMA add the RMA number you received from Coherent Customer Service 184 Appendix A Specifications APPENDIX A SPECIFICATIONS This appendix lists specifications for the LabMax meter Table 19 Specifications Sheet 1 of 2 PARAMETER DESCRIPTION Maximum Sensor Input Thermopile Sensors LM models 2V
55. Coherent Service corrupt Center 191 LabMax TOP User Manual Table 22 Meter and Sensor Errors Sheet 2 of 2 SYMPTOM CAUSE CORRECTIVE ACTION Unrecognized sensor The meter does not recognize this sensor The sensor is either incom patible or does not have a functioning EEPROM Ifthe problem persists contact a Coherent Service Center Fatal initialization Contact a Coherent Service error Center 192 Appendix C Onscreen Indicators APPENDIX C ONSCREEN INDICATORS This section presents a summary of all the onscreen indicators Table 23 Onscreen Indicators Sheet 1 of 3 Battery Life Appears on Onscreen location Onscreen label Range of values Behavior Edited in Wavelength Appears on Onscreen location Onscreen label Range of values Behavior Edited in Appears on Onscreen location Onscreen label Range of values Behavior Edited in Display Smoothing Appears on Onscreen location Onscreen label Range of values Behavior Edited in All screens when meter is running on battery Upper left corner Icon 5 bars 81to 100 of remaining battery life 4 bars 61 to 80 3 bars 41 to 60 2 bars 21 to 40 1 bar 11 20 0 bars 0 to 10 Displays currently remaining battery life Updates as battery life decreases Blinks when remaining battery life is 10 or less N A All MEASURE screens Lower left corner Wavelength Sensor dependent Displays curre
56. D File Manager Aoc Name Size bytes Tmp Data Save SAVE CREATE AS FOLDER CANCEL Figure 38 TREND File Manager Save Data There are three soft keys on this screen SAVE AS CREATE FOLDER and CANCEL Pressing the SAVE AS soft key will display the TREND Save Tmp As screen TREND Save Tmp As Rotate Knob 4lslel7l8lol space to choose letter T Press to select BACK SPACE SAVE CANCEL Figure 39 TREND Save Tmp As To create a file 1 Select the first character of the file name by turning the Selec tion knob and then pressing the ENTER SET button when the 59 LabMax TOP User Manual Detailed Procedures Name Log File desired letter or number is highlighted The character will appear in the blank box immediately below the screen heading To delete a character use the BACKSPACE soft key 2 Repeatstep 1 until the entire new file name appears in the box 3 Press the SAVE soft key which will display a file management dialog screen confirming the file is being copied 4 Once copying is complete as indicated by the bar on the dialog screen displaying the text 00 press the ENTER SET button to dismiss the dialog box Pressing the CREATE FOLDER soft key on the TREND File Manager screen displays the TREND Create
57. E soft key 8 Create a file name on the TREND Name Log File screen COMET Laser Power Energy meter PPMX TOP e O O Press the SAVE soft key ee Press the START soft key 40 O P if le When data collection is complete press the RESET soft key Data is now saved in the file created in step 8 Figure 4 Quick Start Saving Data to a File on the Local Drive Quick Start Movin ga File to This tutorial shows how to move a file from the local drive loc to the USB Flash the USB flash drive usb connected to LabMax Drive Attach a USB flash drive to the connector on the side panel Laser Power Energy Meter Press the TREND button O Press the FILE MANAGER soft key and navigate to the loc drive Note The drive loc or usb that opens in FILE MANAGER defaults LabMax_TOP to the last drive accessed during the previous session or to the loc drive if no USB flash drive is attached to the meter Highlight the file you want to move O Press the COPY MOVE soft key Selection Knob Navigate to a folder using the sy Selection knob if you wish and then press the MOVE soft key Q Press the ENTER Set button to dismiss the confirmation dialog box The file selected in step 4 has been moved to the usb drive and removed from the loc drive Figure 5 Quick Start Moving a File to the USB Flash Drive 13
58. LP All Topics MEASURE Power Statistics SETUP Display Smoothing Saving a Config File Loading a Config File Managing Config Files TUNE Figure 79 HELP All Topics Turn the Selection knob to highlight an item and then press the ENTER SET button to view the Help for that specific topic Soft Keys There is one soft key on this screen EXIT EXIT Pressing this soft key will exit SETUP and display the screen last viewed prior to entering SETUP mode BACKLIGHT Press this button to turn the LCD backlight ON or OFF 103 LabMax TOP User Manual 104 Analog Output Understanding the External Trigger Circuit Ext Trigger RCA Jack 2 to 7V 25 mA Continuous 50 mA Peak Special Topics SPECIAL TOPICS This section discusses e Analog output this page Understanding the external trigger circuit this page When power is on the Analog Out connector outputs a voltage proportional to the current laser measurement The output voltage is zero 0 volts when the measured energy or power is zero 0 or less The output voltage is the full scale output voltage when the measured energy or power is full scale or overranged The full scale output voltage 1 2 or 4V is selected via the meter or the host inter face Factory default full scale output voltage is 2V To prevent ground loop noise from interfering with accurate measurement the extern
59. LabMax TOP User Manual Product Overview Description DESCRIPTION Thank you for purchasing the LabMax TOP Laser Power Energy Meter a versatile easy to use single channel power energy meter designed for anyone who needs to measure and analyze laser output This section discusses Product overview this page Product features page 16 A Menu layout page 17 Front panel page 18 Side panel page 20 Rear panel page 21 Battery indicators page 22 Dip Switch OEM mode page 24 a Battery pack replacement page 25 la AC adapter page 26 The LabMax TOP Laser Power Energy Meter meets your needs in new ways via onboard data logging as well as support for logging data directly to a USB flash drive It also offers enhanced data anal ysis and statistics and a form factor that allows flexible positioning and viewing angles so it can be used in areas with limited bench space LabMax is directly compatible with most Coherent thermal pyroelectric and semiconductor sensors with no need for adapters and displays beam position for quick and accurate setup Perfor mance is enhanced in the form of low noise pulse energy measure ment and high resolution power measurement 15 LabMax TOP User Manual Product Features Specific features of your LabMax meter include Compatible with LM PM and PS model thermopile sensors and OP 2 and LM 2 model optical sensors No adapters required
60. N STABILITY reisene do 49 TUN E A E E E EIEE 51 STIP CA RRR 51 A A a a cha nda aaa meas 53 ARRA ANI ci E E E De 54 TREND Screen During Data Collections wows a enkek wen 57 TREND Screen After Data Collection cccsscssscesscesstscsensssccsnscssencssesseacesnasenanenees 58 Detailed Procedures ni A AAA Ad 60 Name Log Bleu ii A 60 File Maagt niinen cach vad canada ic as a acdsee ela aa dace a aa 63 TREND SCC esas Les oe hak a o ak Led acl a da 68 PMR 5s ha cao EE A AE E tin orn eden econ he i a ETE 71 a o 72 Display Smoothing ta asa 73 A 75 Areg Correction iia 76 Gain Compensation Ancn las 78 Ms OM cennin a E E E SRR 80 Wavelength Table Editos tiene A E 81 Adding a Wav OA a a i 82 Deletins a Wave annn ia a a ia 83 Power Measure Units td AN a A tata da 83 RE o o ee a 84 E caste Gon cate sue ccat Goma d ba N E E A a AE E 85 THUG GO OS 85 COMMUNICATIONS ii Aa 88 Dat TIM ad 90 E ergy Sa Ma ies e ae do Teo le o e aa anata ete eg 92 Table of Contents SOLES CON iA K TS AT tt tota 94 Seral Number A A O A urate ans ater eat 96 A et o ed Seta ale ad Sit lu E lalah cy 96 POO SVG acces Seca gress a A Sens esate sae 96 Detailed Procedure sisss cictsssauzetsaaheectycsdecaetoatedan ian aa a a ite Nake 97 Save Current CONS das 97 Manas 6 Configs 23 2526 A A rein A 99 HELP era a ale a aha Gen ha Sh i at a NR a Te edie ae Oe 102 COMER SENS o cal 102 General ENED E accel ey 103 BACK GH a ii do ads 103 Spectal TO pres tds 105 O O
61. ND ZOOM Pressing the ZOOM soft key zooms in and out on the Y axis presented in the TUNE chart Zooming in on the displayed data is useful if you are trying to resolve small changes in laser output that cannot be easily seen in the full scale non zoomed state Zooming does not disturb data collection Available zoom levels are 1 2 5 10 and 20X To change the ZOOM level 1 Press the ZOOM soft key 2 Tum the Selection knob to change the ZOOM value 3 When the desired value appears press the ZOOM soft key or the ENTER SET button to lock in the ZOOM value RESET Pressing this soft key resets the Max value Trend is the mode in which data can be logged to a file onboard the meter or to a USB flash drive Additionally the trend history of the data is displayed as it is logged Versatile data logging in trend mode is supported by a File Management function that provides file naming including auto sequencing of file names folder creation as well as saving moving and deleting files and folders 54 Operation Depending upon the sensor and display units in use pressing the TREND button on the front panel displays one of the following screens Duration 00 10 Elapsed 00 00 Live 22 2 w Std Dev zex 00 10 CREATE FILE VIEW FILE MANAGER Scroll Figure 34 TREND Thermopile and Optical Sensors TREND Duration 10 Elapsed 0 Live 17 uJ TRIGGER Std Dev
62. New Folder screen refer to CREATE FOLDER on page 67 Pressing the CANCEL soft key displays the main TREND screen ZOOM The ZOOM soft key zooms in or out on the Y axis presented in the TREND chart Zooming does not disturb data collection To change the zoom 1 Press the ZOOM soft key 2 Turn the Selection knob to select a new zoom level 3 When the desired value appears press the ZOOM soft key or the ENTER SET button to lock in the ZOOM value VIEW The VIEW soft key toggles between Fit and Scroll Fit Fits the entire duration on the X axis in one screen Scroll Pages the data every minute This section provides in depth information about specific topics that were briefly discussed earlier Use this screen to create a file before starting data collection The log file is saved to the location previously navigated in File Manager For example if you use File Manager to navigate to a USB flash 60 Operation drive that is attached to the meter and then subsequently create a named log file the file will be saved to the folder in the USB flash drive you had previously navigated to If you did not previously navigated to a specific location in File Manager the file is saved to the local drive in the meter To create a file 1 Press the CREATE FILE soft key on the TREND screen to display the TREND Name Log File screen Figure 40 TREND Name Log File Rotate Knob
63. OMMunicate SERial PACE SYSTem COMMunicate SERial PACE SYSTem COMMunicate SERial SERVice SYSTem COMMunicate SERial SERVice Selects the transmit and receive baud rates together Queries the transmit and receive baud rates together Selects the parity bit setting 1 1 1 Queries the parity bit setting Selects the number of stop bits used Queries the number of stop bits used Selects the flow control method for meter to host communication Queries the flow control method for meter to host communication Selects the state of the service request marker feature Queries the state of the service request marker feature 1 1 1 1 1 128 28 28 28 29 29 29 29 29 29 1 114 Host Interface Table 12 Host Command Quick Reference Sheet 3 of 10 IEEE 4888 1 GPIB Port Specific SYSTem COMMunicate GPIB ADDRess Selects the GPIB bus address of the meter 129 SYSTem COMMunicate GPIB ADDRess Queries the GPIB bus address of the meter 129 USB Port Specific SYSTem COMMunicate USB STREam Enables the transmission of binary streaming data 130 on the USB interface SYSTem COMMunicate USB STREam Queries the transmission of binary streaming data 130 on the USB interface ERROR RECORD REPORTING AND COLLECTION COMMAND DESCRIPTION PAGE Error Count Query SYSTem ERRor COUNT Queries the number of error records in the error 131 queue Error Query SYSTem ERRor NEXT Queries the next error recor
64. Query None The position stability display mode command CONF DISP PST is ignored if an LM sensor is not attached 133 LabMax TOP User Manual The command header that follows CONFigure DISPlay has the function shown in Table 15 Table 15 Display Mode Headers HEADER DISPLAY MODE PSTability Position stability Display View Mode Select Position Stability View Mode This command sets the position stability view mode to be used when position stability display mode is active Command CONFigure PSTability VMOde DEFault SCRoll FTSCreen Default SCRoll Query CONFigure PSTability VMOde Reply SCR FTSC Tune View Mode This command sets the tune view mode to be used when tune display mode is active Command CONFigure TUNE VMOde DEFault SCHart BCHart Default SCHart Query CONFigure TUNE VMOde Reply SCH BCH Trend Chart View Mode This command sets the trend chart view mode to be used when trend display mode and trend chart display sub mode are active Command CONFigure TREND VMOde DEFault SCRoll FTSCreen Default SCRoll Query CONFigure TREND VMOde Reply SCR FTSC 134 Area Correction Host Interface Enable Disable State This command enables or disables area correction Command CONFigure AREA CORRection DEFault ON OFF Default OFF Query CONFigure AREA CORRection Reply ON OFF Aperture Area This command sets the aperture area expressed in square centimeters 2
65. REATE FILE FILE MANAGER TREND SETUP and VIEW START Pressing the START soft key on the main TREND screen starts data collection CREATE FILE Refer to Name Log File on page 60 FILE MANAGER The FILE MANAGER screen is discussed in detail under File Manager on page 63 TREND SETUP The TREND SETUP screen is discussed in detail under TREND Setup on page 68 VIEW The VIEW soft key on the main TREND screen toggles between Scroll and Fit Fit Fits the entire duration on the X axis in one screen e Scroll Pages the data every minute 56 TREND Screen During Data Collection Operation Figure 36 shows an example of how the TREND screen looks during data collection Duration 00 10 Elapsed 00 07 Lie 22 2 w Std Dev 2 63 mW Min 10 4 W Mean 14 3 W Max 21 5 W ar MN Figure 36 TREND During Data Collection Soft Keys There are four soft key on this screen STOP RESET ZOOM and VIEW STOP Pressing the STOP soft key immediately stops batch collection and displays the soft keys described under the heading TREND Screen After Data Collection on page 58 RESET Pressing the RESET soft key stops batch collection clears the screen and displays the soft keys described under the heading TREND on page 54 ZOOM The ZOOM soft key zooms in or out on the Y axis presented in the TREND chart Zooming does not disturb data collec
66. SED IN Primary data value includes Watts or Scientific notation for example 2 88E 3 Joules QUAD Quad distance X Y data in mm valid Two floating point values in X Y order for example only when an LM sensor is attached 1 2 1 5 Primary data value display format Coded print format ID followed by a followed by a coded engineering units scale multiplier for example 5 3 represents a 6 2f print format string and a 1 0E 9 engi neering units scake multipler Coded IDs are as follows Coded Print Format IDs 4 0f 95 11 95 2 6 11 6 21 96 3 7 21 97 31 7 AL 8 3 8 4 8 51 Coded Scale Multiplier IDs 1 0E 15 1 0E 12 1 0E 9 1 0E 6 1 0E 3 1 0 1 0E 3 1 0E 6 1 0E 9 1 0E 12 1 0E 15 ak nineteen par 155 AAA Oy Pe es E a GOON Oe aN o LabMax TOP User Manual The data argument is a comma separated list of one or more tokens shown below and in Table 16 At least one token must be specified The tokens may be specified in any order Duplicated tokens will be ignored Error 101 will be raised if the list length exceeds 7 entries The presentation of the data items in a data record is PRI QUAD FMT UNIT PER FLAG then SEQ order depending on which tokens were specified The labels in the former list also serve as data header strings see Data Value Headers on page 158 The query returns all selected
67. This command enables statistical data collection It automatically resets the statistics data buffer to empty and clears the missing data count This command is ignored if statistics data collection is already enabled Note that this command only enables queuing of statistical results for transmission to the host it does not enable statistics mode on the meter Command STATistics INITiate Query none Statistics Abort Command This command disables statistics data collection This command is ignored if statistics data collection is disabled Note that this command disables queuing of statistical results for transmission to the host it does not disable statistics mode on the meter Command STATistics ABORt Query none The host must query for statistics data in two steps First query for the number of statistics data records available N and second query N statistics data records See Statistics Data Record Format on page 157 for detailed information on the definition of statistics data records Statistics data record queries are destructive reads The statistics data record count automatically decrements by one as the host reads each data record Fetch Available Statistics Record Count This query gets the number of unread statistics data records avail able at the time of the query Command none Query STATistics FETCh NRECords Reply lt count of records available gt 163 LabMax TOP User Manual Display
68. Tion PO Wer AOFF Sets the power auto off timeout when the meter is 125 under battery power SYSTem OPTion POWer AOFF Queries the power auto off timeout when the 125 meter is under battery power 113 LabMax TOP User Manual Table 12 Host Command Quick Reference Sheet 2 of 10 Meter Configuration Management MEMory STATe CATalog MEMory STATe SAVE MEMory STATe RECall MEMory STATe DELete MEMory STATe REName Queries the list of stored configuration files that 126 was saved by the user Stores the current configuration to the named 126 configuration file Loads and activates the configuration held in the 127 named configuration file Deletes the named configuration file 127 Renames the named configuration file 127 COMMUNICATIONS COMMAND DESCRIPTION PAGE Interface Select SYSTem COMMunicate INTerface SYSTem COMMunicate INTerface 1 Selects the interface for host communication Queries the interface for host communication 27 27 Message Handshaking SYSTem COMMunicate HANDshaking SYSTem COMMunicate HANDshaking Selects the state of SCPI message round trip hand 128 shaking Queries the state of SCPI message round trip 128 handshaking Serial Port Specific SYSTem COMMunicate SERial BAUD SYSTem COMMunicate SERial BAUD SYSTem COMMunicate SERial PARity SYSTem COMMunicate SERial PARity SYSTem COMMunicate SERial SBITs SYSTem COMMunicate SERial SBITs SYSTem C
69. UE gpa act cause ant sae tects an ce cate AS oia 20 RS 232 COMME as o ah Sacha 20 SENSO CONNECTOR asses atarsa tatoo ras 21 Power Jack COMET nm is 21 PRG AT Ped PR A A E 21 Ext Irie Connector A seas aw ae ech ae need eave i Cee es 22 Analog Out Connecti ad 22 A o a a A R O owes wedacune a ea eae 22 Battery Indicators A a a A aan oe ee a a 22 Battery Charging Proce di 23 Dip Switch OEM Mod ide 24 Battery Pack Replac ment ts ados 25 ISAIA TPE CU VC E A O E yar 25 AC Adapt r arerio A E 26 iii LabMax TOP User Manual Operation ua laa 27 A EE A ET A tts ne hoe aren een 27 MEASURE ta A dia E 27 Measurement Display and Range Selection ooooonoccnnoccnoccconncconoconnnonononnncconocnnnconncns 28 Measure POWER tit A ia 28 The rmopile EAS e a Tait e a a e 28 PO AAA A A 30 Optical Sensors sinirin e a E asd soca ee E OE AEE EE 31 Meas re Enei Y earnan en A o 32 Pulsed Thermopile Joules Mode voii it ii iio 32 Collecting Pulsed Thermopile Joules Data Over a Host POlt ooooconccinoniccincc 33 Thermopile Sensors Long Pulse Joules ooonnconiconinccinccnoococonocononononcnnncconocnnos 33 Pyroel ctric SENSORS slats cso ce cates de e da a eb or e od 36 STS SNS a Ee aca shale te aso acta Carsten dca eda essen cesta E 39 Internal Triggering Modest 39 Trigger States and the Trigger Annunciator sessesseesssseseesesseserseseesesseesessesee 40 Pulse Sampling S 41 A e Rie aes id 42 Detailed Procedures teca 49 POSITIO
70. User Manual LabMax TOP Laser Power Energy Meter COHERENT User Manual LabMax TOP Laser Power Energy Meter COHERENT 27650 SW 95th Ave Wilsonville OR 97070 LabMax TOP User Manual This document is copyrighted with all rights reserved Under the copyright laws this document may not be copied in whole or in part or reproduced in any other media without the express written permission of Coherent Inc Permitted copies must carry the same proprietary and copyright notices as were affixed to the original This exception does not allow copies to be made for others whether or not sold but all the material purchased may be sold given or loaned to another person Under the law copying includes translation into another language Coherent and the Coherent Logo are registered trademarks of Coherent Inc LabMax is a trademark of Coherent Inc Windows XP Windows 2000 and Windows Vista are trademarks of Microsoft Corporation Every effort has been made to ensure that the data given in this document is accurate The information figures tables specifications and schematics contained herein are subject to change without notice Coherent makes no warranty or representation either expressed or implied with respect to this document In no event will Coherent be liable for any direct indirect special incidental or consequential damages resulting from any defects in its documentation Technical Support In the U S S
71. Z and RESET VIEW Pressing the VIEW soft key at the bottom of the TUNE screen toggles between the Strip chart and the Bar chart for more informa tion about Bar charts refer to Bar Chart on page 53 51 LabMax TOP User Manual RANGE Available values thermopile and optical sensors Auto factory default and the allowable ranges for the attached sensor e Available values pyroelectric sensors Sensor dependent To adjust the range 1 Press the RANGE soft key 2 Tum the Selection knob to change the range value 3 When the desired value appears press the RANGE soft key or the ENTER SET button to lock in the RANGE value VERT Pressing the VERT soft key zooms in and out on the Y axis presented in the TUNE chart Zooming does not disturb data collec tion Available zoom levels are 1 2 5 10 and 20X To change the VERT level 1 Press the VERT soft key 2 Turn the Selection knob to change the VERT value 3 When the desired value appears press the VERT soft key or the ENTER SET button to lock in the VERT value HORIZ Pressing the HORIZ soft key zooms in and out on the X axis presented in the TUNE chart Zooming does not disturb data collec tion Available zoom levels are 1 2 5 10 and 20X To change the HORIZ level 1 Press the HORIZ soft key 2 Turn the Selection knob to change the HORIZ value 3 When the desired value appears press the HORIZ soft key or the ENTER SET butt
72. _SerialNumber In LabVIEW the property appears under the Methods menu as SerialNumber Methods Initialize You must call the nitialize method before calling any other methods This is equivalent to a C constructor and is used to initialize the control variables 175 LabMax TOP User Manual HRESULT Initialize out retval SHORT oResult Outputs oResult the method returns 1 if the initialization was successful otherwise 0 Delnitialize You must call the De nitialize method when communication with the control is no longer needed This is equivalent to a C destructor It ensures that all meters are properly disconnected and allocated memory is freed If you use this method as opposed to DisconnectFromMeter to handle disconnecting from all connected meters the MeterRemoved event will not be fired HRESULT Delnitialize out retval SHORT oResult Outputs oResult the method returns 1 if the initialization was successful otherwise 0 SendCommandOrQuery The SendCommandOrQuery method allows the container to send a specified SCPI command or query to the addressed meter specified by the parameter iMeterIndex This method waits for a response from the meter to state whether the command query is valid or not The timeout value for this response is 3 seconds After issuing the command query it is expected that you call GetNextString to retrieve the string s in response to this action HRESULT
73. abMax software before physically connecting the meter to the computer For information about installing the soft ware refer to Software Installation on page 5 RS 232 Connector This is an RS 232 female miniature 6 pin DIN For a list of pin assignments refer to Table 20 on page 187 20 Sensor Connector Power Jack Connector Rear Panel Description To connect the RS 232 cable to the meter 1 Hold the cable locking sheath in the open position OPEN Cable Locking Sheath 2 Slide the cable into the RS 232 connector on the side of the meter 3 Release the cable locking sheath to lock the cable in place Use this connection to attach a Coherent thermopile optical or pyroelectric sensor to LabMax Connect the power cord shipped with the meter to this connector The following figure shows the location of the LabMax connectors on the rear panel Each of these connectors is discussed below EXT ANALOG TRIG OUT Cw o Ext Trig Analog Out GPIB LabMax TOP w GPIB model only Figure 9 Rear Panel Connectors 21 LabMax TOP User Manual Ext Trig Connector Analog Out Connector GPIB Connector Battery Indicators Trigger In Attach an external trigger source to this connection This source is used if external triggering is specified For more infor mation about trigger settings refer to Trigger on page 85 When power is on the Analog Out connector outputs a volta
74. al trigger input is optically isolated from the LabMax internal ground by an optoisolator The following figure shows a simplified schematic of the external trigger input circuitry l l To Trigger l Processing l Circuitry Ctr 25 Typical Figure 80 External Trigger Input Circuitry 105 LabMax TOP User Manual Figure 81 shows the minimum pulse width required by the external trigger pulse Pyro Pulse Amplitude C m Ext Trigger Pulse Active High 0 VDC gt A Le Min Pulse Width High Amplitude C Ext Trigger Pulse Active Low 1 B L Min Pulse Width Low C 2VDC C 5VDC Min Width A 2 5 US 350 nS Min Width B 350 nS 2 5 uS Figure 81 External Trigger Minimum Pulse Width 106 Special Topics To turn on the optoisolator LED the external trigger source must be capable of sourcing at least 5 mA at a minimum of 2 VDC into the external trigger input If the trigger source is not capable of sourcing these minimum values the trigger source will need to be buffered One possible buffer circuit is shown in Figure 82 LabMax 5V pa A Buffer Circuit ee ip 2 Trigger In rigger Signal M gt anc I I l l l PARAR VENE ET J i V Common ERE ee Figure 82 Boosting Source Current of Triggering Device The external trigger signal can be either a rising or a falling edge Trigger polarity is se
75. ame A file or directory may be specified as a relative name non absolute path starting with the conventional and relative symbols or a fully qualified absolute name in command arguments Relative names are relative to the current working directory see Change Directory on page 148 Files and directories returned in replies are absolute names Directory and File Manipulation Directory List Note SCPI specifies using the term catalog in lieu of the term directory as the header to request a list of files contained in a direc tory In that context catalog and directory are synonymous 147 LabMax TOP User Manual This query gets trend data file mass storage information and a list of trend data files stored in the current working directory The reply to the query returns data in comma separated list format The first list item is the estimated number of allocated trend data storage bytes used on the current volume The second list item is the estimated number of allocated trend data storage bytes remaining for new trend data storage All remaining list items are file entries Each file entry is a trio of data items Each trio is identified by position only The first item in a file entry trio is the quoted file name The second item is the file type with ASC always representing ASCII file type The third item is the file size in bytes an estimated value in the case of active open files For example
76. ators Sheet 3 of 3 Ready Calculating for Thermopile Joules Appears on Onscreen location Onscreen label Range of values Behavior Edited in Old Data Appears on Onscreen location Onscreen label Range of values Behavior Edited in Zero for Optical Sensors Appears on Onscreen location Onscreen label Range of values Behavior Edited in MEASURE STATS TREND Whenever a thermopile is in use and Joules is selected Upper left above measurement value but below stats and trend Remaining indicator READY CALCULATING N A CALCULATING appears when a pulse is received and is replaced by READY when the measurement value appears N A MEASURE STATS TREND Whenever Joules is selected Just to the upper right of the measurement value OLD N A Appears when the measurement value is stale Appears simultaneously with READY for thermopile sensors and TRIGGER for pyroelectric sensors N A MEASURE screen when optical sensor is in use Just to the upper right of the measurement value ZERO N A Appears when you press the ZERO button while using an optical sensor N A 195 LabMax TOP User Manual 196 A AC adapter 26 Adding a wavelength 82 Analog Out connector Output 85 Area correction 76 B BACKLIGHT button Bar charts 53 Battery Charge indicator Pack replacement Buttons 18 BACKLIGHT HELP 102 MEASURE 27 SETUP 72 TREND 54 TUNE 51 ZERO 71 22 1
77. aud rates together Command SYSTem COMMunicate SERial BAUD DEFault 9600 19200 38400 57600 115200 Default 19200 Query SYSTem COMMunicate SERial BAUD Reply 9600 19200 38400 57600 115200 Parity This command selects the parity bit setting Command SYSTem COMMunicate SERial PARity DEFault EVEN ODD NONE Default NONE 128 IEEE 488 1 GPIB Port Specific Host Interface Query SYSTem COMMunicate SERial PARity Reply EVEN ODD NONE Stop Bits This command selects the number of stop bits used Command SYSTem COMMunicate SERial SBITs DEFault 1 2 Default 1 Query SYSTem COMMunicate SERial SBITs Reply 1 2 Flow Control This command selects the flow control method for meter to host communication XON represents the XON XOFF pacing method see Data Flow Control on page 110 Command SYSTem COMMunicate SERial PACE DEFault XON NONE Default NONE Query SYSTem COMMunicate SERial PACE Reply XON NONE Service Request This command selects the state of the service request marker feature see Service Request on page 110 Command SYSTem COMMunicate SERial SERVice DEFault OFF ON Default OFF Query SYSTem COMMunicate SERial SERVice Reply OFFION IEEE 488 1 is available only on the LabMax TOP w GPIB model Device Address This command selects the GPIB bus address of the meter The address value must be an integer value Command SYSTem COMMunicate GPIB ADDRess DEFault 1 30 Defaul
78. ault OFF ON Default OFF Query CONFigure GAIN COMPensation Reply OFFION Factor This command sets the gain compensation factor The gain compen sation factor has no units Command CONFigure GAIN FACTor DEFault 0 001 100000 0 Default 1 0 Query CONFigure GAIN FACTor Reply lt gain compensation factor gt This command sets the current sensor input voltage as the zero base line voltage Using command will result in no internal action taken if a pyroelectric sensor is attached or if a valid sensor is not attached Command CONFigure ZERO The zero query returns the offset in Watts used to generate the zeroed output if a valid thermopile or optical sensor is attached Otherwise 0 is returned Query CONFigure ZERO Reply lt zero offset in Watts gt Range Value Select This command selects the meter measurement range expressed in the units defined under the current measurement mode Joules or Watts The measurement range is selected by expressing the maximum expected measurement which must be greater than 0 0 The lt granted full scale range gt value is the lowest available full scale range that can measure the lt maximum expected measure ment gt For example if the list of available ranges is 3 mW 30 mW and 300 mW and the maximum expected measure ment is 10 mW the granted range is 30 mW The lt granted full scale range gt is the top range available if the lt maximum expected measurement gt exceeds
79. ble Table 7 Communication Values and Factory Defaults SETTING LABEL VALUES FACTORY DEFAULT RS 232 Baud Rate 9600 19200 38400 57600 115200 19200 RS 232 Flow Control To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Communications Figure 64 88 Operation 2 Press the ENTER SET button to Display the SETUP Commu nications screen Figure 65 SETUP Communications Turn knob to change value and press ENTER Host RS 232 RS 232 Baud rate 19200 RS 232 Stop bits 1 RS 232 Parity None RS 232 Flow control None GPIB ld EXIT Figure 65 SETUP Communications Changing the Values 3 Turn the Selection knob to change a value Selecting RS 232 or GPIB as the Host value will display the edit able fields shown in Figure 65 Continue to step 4 4 Press the ENTER SET button to lock in the value and move the highlight to the next editable field except for USB which does not have other editable fields 5 Continue the process until all the values on the screen are correct 6 Press the EXIT soft key to save the values and exit Communi cations mode 89 LabMax TOP User Manual Date Time Enter the date and time here Date time is only used for naming files and for date and time information within the Microsoft Windows operating system file manager SETUP 11 11 AM
80. ce Criteria A EN61000 4 4 2004 Electrical Fast Transient Immunity Performance Criteria B EN61000 4 5 2005 Electrical Slow Transient Immunity Performance Criteria B EN61000 4 6 2006 Conducted RF Immunity Performance Criteria A EN61000 4 11 2004 Power Line Dropout Performance Criteria B A 00 Date 2 25 fo E Di of Engineering La A g i i Date _ 25 4 j Director LMC Coherent Ine Page ofl LabMax TOP User Manual Software Installation SOFTWARE INSTALLATION This section explains how to install the LabMax software on Windows xP Windows 2000 and Windows Vista 32 bit only Install the LabMax software before physically connecting the meter to the computer Installation procedure starts on next page LabMax TOP User Manual Insert the LabMax CD into your CD ROM drive If Autorun is enabled on your system SSS ie installation will start automatically otherwise meu lao cones bases brie Windows XP and Windows 2000 Gi a Select Run from the Start menu and then type a a a a misaa U D setup exe substitute the appropriate letter Langa DP I es ia of your CD ROM drive for D _ gt a E Windows Vista Double click the LabMax setup exe file in the folder that appears on the desktop 2 Click Next on the Welcome page to H miem afte m tee samt foetal eterno y continue Select the default destination folders by clicking Next hara Area a tat more he boe
81. cm Command CONFigure AREA APERture DEFault 0 01 500 00 Default 1 0 Query CONFigure AREA APERture Reply 0 01 500 00 135 LabMax TOP User Manual Analog Output Full Scale Voltage Speedup This command selects the full scale output voltage at the analog output connector Command CONFigure AOUT FSCale DEFault 1 2 44 Default 2 Query CONFigure AOUT FSCale Reply 1 2 4 Host Data Output This command selects the speedup mode for the host interface data output Command CONFigure SPEedup HOST DEFault OFF ON Default ON Query CONFigure SPEedup HOST Reply OFFION Analog Output This command selects the speedup mode for the analog output Command CONFigure SPEedup AOUT DEFault OFF ON Default ON Query CONFigure SPEedup AOUT Reply OFFION Panel Numeric Display This command selects the speedup mode for the panel numeric display Command CONFigure SPEedup DISPlay DEFault OFF ON Default ON Query CONFigure SPEedup DISPlay Reply OFFION Tune Display This command selects the speedup mode for the panel tune display Command CONFigure SPEedup TUNE DEFault OFF ON Default ON 136 Display Data Smoothing Wavelength Correction Host Interface Query CONFigure SPEedup TUNE Reply OFFION Display data smoothing is controlled differently depending on the type of sensor attached Pulses This command sets the display data smoothing window size expressed in nu
82. cnocononccconoconcconnconnnonnncconoconcconnnoos 46 STATS Setup Pyroelectric Sensors POWET coooocconionencnnnncnnncnnnconaninnnconan n aca co cano n nca ns 46 STATS Setup Pyroelectrio Sensors Ener Oy i scsi ais vase dosahs salar soa cdactaladnnsantiaeweeaeretaaes 47 MEASURE POWER POSITION STABILITY cccccessssscseeeeeeeceeeeceeeeeceeeeeeeaeeaeeeeens 49 POSITION STABILITY Dur 50 TUNE Strip Chart Thermopile and Optical Sensors cescescceseceteeneeeeeeeeeeeeeaeeneeeaee 51 TUNE Bar Chart Thermopile and Optical Sensors cceccseesseesteeeeeeeteeesseceeeeeeeeensees 53 TREND Thermopile and Optical Sensors o ooonocononocinocnncnnnncnnncnnacononnnon nono nonnconncnnncn canon 55 TREND Pyroclectric SensOrs asics ccd cadciavsyaatecivsh cxinsgases arta 55 TREND Dune Data Collection o a a 57 TREND After DA o da daa cise sierra 58 TREND File Manager Save Dat A 59 TRENDS SEAS aaa 59 TREND Name Los File oda A E E E RS 61 TREND File Madagere ni oi 63 TREND File Manager File Deletion Confirmation cooonocnncninnnocononononcnnnnnncnnnonncnnccnnccnnos 65 TREND File Manager Folder Deletion Confirmation ceceseeseeseereeeeeeeeeeeeeeeeaes 66 EREND Rename Lilo Folder e a ae 66 Vili 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 T2 73 74 75 76 71 78 79 80 81 82 Table of Conten
83. configuration file is overwritten if the configuration name matches an existing configuration file An attempt to save to the Factory Settings configuration raises error 101 Command MEMory STATe SAVE lt quoted configuration name gt Default not applicable Query None 126 Communications Interface Select Host Interface Recall This command loads and activates the configuration held in the named configuration file An attempt to recall a non existent config uration raises error 101 Command MEMory STATe RECall lt quoted configuration name gt Default not applicable Query None Delete This command deletes the named configuration file An attempt to delete a non existent configuration raises error 101 An attempt to delete the Factory Settings configuration raises error 101 Command MEMory STATe DELete lt quoted configuration name gt Default not applicable Query None Rename This command renames the named configuration file Error 101 is raised if the source configuration does not exist This Error 101 is raised if the destination configuration exists Command MEMory STATe REName lt quoted source configura tion name gt lt quoted destination configuration name gt Default not applicable Query None Communications parameters may be changed remotely Any changes to the communications settings take effect immediately after the command is processed and the handshaking response if
84. connector and turn the meter ON Note Contact Coherent if the sensor has a BNC plug and did not ship with a 25 pin adapter refer to the Calibration and Warranty section of this manual for contact information PA Press the MEASURE button Press the RANGE soft key and then turn the Selection knob to select the range 3 Select Auto if you want OT ron nr OMAK IOP the meter to select the best measurement range for you Selection Knob Block the beam and then press the ZERO button to set the baseline for the new 4 measurement Unblock the beam take the measurement and observe the result on the display Figure 2 Quick Start Measuring Power With a Thermopile or Optical Sensor Quick Start Measur ing This tutorial shows how to take an energy measurement using a Energy With a pyroelectric sensor Pyroelectric Sensor Connect a pyroelectric sensor to the 25 pin connector and turn the meter ON Note Contact Coherent if the sensor has a BNC plug and did not ship with a 25 pin adapter refer to the Calibration and Warranty section for contact information PA Press the MEASURE button If Watts mode is currently selected toggle the UNITS soft key to select Joules mode TOP Laser Power Energy Meter PMAX Press the RANGE soft key and then turn the Selection knob to select the range Note Auto range is not availabl
85. creen or press the EXIT soft key which will exit POSITION STABILITY mode and display the MEASURE POWER screen EXIT Pressing the EXIT soft key displays the MEASURE POWER screen 50 TUNE Strip Chart Operation Pressing the TUNE button on the front panel ofthe meter will enter the TUNE mode This mode is used in place of an analog needle to monitor the laser output while tuning or tweaking the laser Typically the laser output is being maximized during the process and both tuning screens Strip chart and Bar chart contain peak indicators and display the maximum measured value since the laser Reset event Details of the strip chart and bar chart are discussed next Figure 32 shows an example Strip chart screen for both thermopile and optical sensors Press the RESET soft key to reset the peak indi cator maximum measured value and vertical scale When the Vertical scale factor is set to 1X pressing the RESET soft key will also clear the display When in a higher scale factor the screen is not cleared but the factors are reset and the plot is centered on the live reading TUNE Live 22 3 Max 22 4 25 Wavelength 532 nm Gain OFF Smoothing OFF VIEW Strip RANGE VERT HORIZ Chart Auto 1X 1X Figure 32 TUNE Strip Chart Thermopile and Optical Sensors Soft Keys There are five soft keys on this screen VIEW RANGE VERT HORI
86. d This command enables measurement data collection It automati cally resets the measurement data buffer to empty and clears the missing data count This command is ignored if data collection is enabled Command INITiate Query none Abort Command This command disables measurement data collection This command is ignored if data collection is disabled Command ABORt Query none The host must query for measurement data in two steps First query for the number of data records available N and second query N times for the data records see Measurement Data Format on page 153 and Pulsed Thermopile Joules Mode on page 32 Data record queries are destructive reads The data record count decrements by one automatically as the host reads each data record Fetch Available Record Count This query gets the number of unread data records available at the time of the query Command none Query FETCh NRECords Reply lt count of records available gt Fetch Next Available Record s The query gets the next unread available measurement data record s at the time of the query More than one data record may be queried using the optional lt record count gt parameter which must be an 161 LabMax TOP User Manual Statistics Data Collection Statistics Data Gating integer value If lt record count gt is not specified a single data record is returned No reply is transmitted if there are no measurement data
87. d s in the error queue 132 All Error Query SYSTem ERRor ALL Queries all error records in the error queue 132 All Error Clear SYSTem ERRor CLEar Clears all error records in the error queue 133 MEASUREMENT SETUP AND CONTROL COMMAND DESCRIPTION PAGE Measurement Mode Select Power Measurement Units Select CONFigure PUNits Sets the display measurement units for power measurements CONFigure PUNits Queries the display measurement units for power measurements Display Mode Select CONFigure DISPlay PRImary Sets the display mode CONFigure DISPlay STATistics CONFigure DISPlay PSTability CONFigure DISPlay TUNE CONFigure DISPlay TRENd 115 LabMax TOP User Manual Table 12 Host Command Quick Reference Sheet 4 of 10 CONFigure PSTability VMOde Sets the position stability view mode to be used when position stability display mode is active CONFigure PSTability VMOde Queries the position stability view mode 134 CONFigure TUNE VMOde Sets the tune view mode to be used when tune 134 display mode is active C ONFigure TREND VMOde Sets the trend chart view mode to be used when 134 trend display mode and trend chart display sub mode are active CONFigure TREND VMOde Queries the trend chart view mode 134 Area Correction Analog Output Full Scale Voltage CONFigure AOUT FSCale Selects the full scale output voltage at the analog 136 output connector CONFigure AOUT FSCale Queries voltage at the anal
88. de Outputs oCommunicationMode value in the enumerated type LabMax CommunicationMode specified above 173 LabMax TOP User Manual RS232Settings The RS232Settings property specifies the serial port settings of the addressed meter It uses the same specification format as the MSCOMM32 control settings property Basically it is a string composed of four settings and has the following format B P D S where B is the baud rate P is the parity D is the number of data bits and S is the number of stop bits The default value is 19200 N 8 1 Valid baud rates are 9600 19200 default 38400 57600 and 115200 Valid parity values are E even N none default and O odd Valid data bit value is 8 default Valid stop bits values are 1 default and 2 HRESULT RS232Settings in SHORT iMeterIndex out retval BSTR oRS232Settings Inputs iMeterIndex valid parameter values depend on the communica tion mode For more information refer to Detailed Reference on page 172 Outputs 0R5S232Settings a BSTR holding the serial port settings string as defined above HRESULT RS232Settings in SHORT iMeterIndex in BSTR iRS232Settings Inputs iMeterIndex valid parameter values depend on the communica tion mode For more information refer to Detailed Reference on page 172 iRS232Settings a BSTR holding the serial port settings string as defined above Because th
89. describes both types Pressing this front panel button at any time will access information specific to the current screen For example pressing the HELP button while viewing the TUNE screen will display help specific to TUNE HELP TUNE This screen displays the live measurement as well as Wavelength Gain and Smoothing settings Soft keys VIEW Toggles between two types of data charts Strip and Bar RANGE To adjust the range sensor specific Press the RANGE soft key Change the value by turning the Selection knob When the desired value appears press either RANGE or ENTER SET to lock in the range value VERT To change the vertical zoom level Strip chart view only Press VERT to highlight the current value VIEW ALL TOPICS EXIT Figure 78 HELP Context Sensitive If the Help information is more than one screen long turn the Selec tion knob to scroll Soft Keys There are two soft keys on this screen VIEW ALL TOPICS and EXIT VIEW ALL TOPICS Pressing this soft key will access a list of all available Help topics refer to General Help below EXIT Pressing this soft key will exit SETUP and display the screen last viewed prior to entering SETUP mode 102 Operation General Help Pressing the VIEW ALL TOPICS soft key at the bottom of any context sensitive Help screen will access a list of all available Help topics HE
90. e file or folder name 3 o D 2 n gt E lt x lt N o En N wo Rotate Knob 415 617 819 space to choose letter Press to select BACK SPACE SAVE CANCEL Figure 44 TREND Rename File or Folder 66 Operation 3 Using the BACKSPACE soft key delete the current name To delete a character at any time use the BACKSPACE soft key 4 Select the first character of the new name by turning the Selec tion knob and then pressing the ENTER SET button when the desired letter or number is highlighted The character will appear in the blank box immediately below the screen heading 5 Repeat step 4 until the entire name appears in the box 6 Press the SAVE soft key to save the new name and display the TREND File Manager screen Soft Keys There are three soft keys on the TREND Rename File screen BACKSPACE SAVE and CANCEL BACKSPACE This soft key backspaces one editable field at a time and deletes the character that was there SAVE Pressing the SAVE soft key saves whatever changes were made since the last SAVE CANCEL Pressing the CANCEL soft key discards all changes that were made since the last SAVE and returns to the TREND File Manager screen CREATE FOLDER Use this function on the TREND File Manager screen to create a folder on the local drive or USB flash drive Subfolders can
91. e The Charging indicator signals that the battery is currently being charged It only appears on the screen 4 when the meter is running on AC power and the installed battery has less than 100 charge Once the battery is completely charged the Charging indicator disappears The Charging Malfunction indicator only appears when e there is something wrong with the battery charging process To attempt to solve the problem begin by removing the battery and then re attaching it Then unplug the AC power source from the meter and then plug it back in If this does not clear the error fully drain the battery and recharge it refer to Battery Charging Procedure below for information about discharging and recharging the battery If the Charging Malfunction indicator continues to display call Coherent for assis tance refer to Table 18 Coherent Service Centers on page 184 for contact information To achieve greater battery fuel gauge accuracy complete the following procedure This procedure must be repeated whenever a new battery pack is installed including when you first receive the meter and can be repeated at any time to reset the fuel gauge registers 1 Install the battery pack into LabMax in the case of a new meter the battery pack comes already installed Refer to Battery Pack Replacement on page 25 to see how to attach the battery connector to the meter 2 Fully charge the battery pack by running the m
92. e Requests are issued to provide a means of asyn chronous communication over the IEEE 488 bus The meter asserts the Service Request hardware line SRQ to indicate that data or error information is available to be read specifically when either the measurement data or error queues transition from empty to non empty Available data is either measurement data records or statistics data records see Sample Measurement Data Collection on page 160 or error records see Error Record Reporting and Collection on page 130 When the host senses the assertion of SRQ it uses a serial poll of the Status Byte Register STB for each device on the bus to determine the device requesting the service The currently polled device is requesting service if bit 6 of the STB register is set When the host discovers that the meter is requesting service it issues the appro priate commands to determine the type of records that are available to be read The meter signals the host that data is available to read specifi cally when either the measurement data or error queues transition from empty to non empty The host waits for the attention message which will indicate that data is available Available data is either measurement data records or statistics data records see Sample Measurement Data Collection on page 160 or error records see Error Record Reporting and Collection on page 130 The atten tion message is not sent when the m
93. e desired value 4 Press the ENTER SET button to save the value and exit Reso lution mode 84 Analog Output Trigger Operation SETUP 11 11 AM Turn knob to select item Press ENTER to edit Wavelength correction 1064 nm Wavelength table edit Power measure units Watts Resolution 3 digits Trigger Communications Date time Analog output SAVE CONFIG MANAGE CONFIGS Figure 61 SETUP Analog Output Available values 1 2 factory default and 4V To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Analog Output Press the ENTER SET button to display a dropdown list of available voltages similar to the list shown in Figure 61 above Turn the Selection knob to highlight the desired value Press the ENTER SET button to save the value and exit Analog Output mode pyroelectric sensors only This is where the trigger source either internal or external is defined If the laser has a trigger output use external triggering to provide the most accurate readings Since the meter is not looking for trigger events itself the measured value will be an actual laser pulse Using external trigger also allows moni toring the missed pulses in Statistics mode which can be useful when diagnosing laser problems 85 LabMax TOP User Man
94. e files and destination file names not destination directories An attempt to copy a file that does not exist will raise error 201 An attempt to copy a file to a destination file that already exists will raise error 202 or 203 depending if the destination is a directory or a file An attempt to copy a file when the storage media is full will raise error 254 An attempt to copy a source file that is currently in use will raise error 101 Note that file copies may be lengthy operations and for this reason they are performed in the background The result code returned by this command represents a good faith effort at predicting the results of the subsequent copy operation If the background copy ultimately fails error 200 is raised after the initial reply to this command has been returned The system status word contains a bit to indicate that a host file copy is in progress The host may check this bit to see if any copies are in progress Command MMEMory COPY lt quoted source gt lt quoted destination gt Default not applicable Query None Store Data to File This command stores data generated from the last completed and unnamed trend cycle since the last power off on cycle to a trend data file in mass storage This command is ignored if a trend cycle is in 150 Host Interface progress This command is ignored if no trend cycle has completed since the last power off on cycle An attempt to operate on a file being popu
95. e for this type of sensor Selection Knob Press the TRIG LEV soft key and then turn the Selection knob to adjust the trigger threshold Make sure the trigger threshold is set below 5 the energy level you plan to measure and above the level at which the system triggers on noise 6 Take the measurement and observe the result on the display Figure 3 Quick Start Measuring Energy With a Pyroelectric Sensor 11 LabMax TOP User Manual S aving Datato a inthis tutorial you will learn how to create and save data to a file that s stored on the local drive loc The tutorial on page 13 shows File on the Local how to move a file to the USB flash drive You can also save data Drive Press the TREND button directly to the USB flash drive by navigating to the USB drive in Step 2 in the following illustration Press the FILE MANAGER soft key and navigate to the loc drive Note The drive loc or usb that opens in FILE MANAGER defaults TE os powers y Meter aBMax_TOP O O A C ueasune to the last drive accessed during Line the previous session or to the TREND loc drive if no USB flash drive is attached to the meter ES Press the EXIT soft key C zero y Press the TREND SETUP soft key Press the CREATE Set the Duration value to the sample size you FILE soft key want to save to file y Press the SAV
96. e record transmit queue will be empty The queued data record count will be zero Command None Query MMEMory FETCh ALL Reply lt all available records gt Close Named File This command closes the currently open file This command is ignored if a file is not open Command MMEMory CLOSE Query None 152 Measurement Data Format Host Interface The data format commands are used to configure the form in which the meter sends measurement data and statistical data to the host Data records are sent to the host in ASCII text form A data record is a set of one or more comma delimited data values generated at the same instant ending in lt CR gt lt LF gt The selected meter measurement mode controls the type of measure ment data that is sent over the host interface The user receives energy readings from the host interface if the measurement mode is J The user receives power readings from the host interface if the measurement mode is W Watts or Joules are expressed as units per square centimeter if area correction is active Two types of data records are available to the host Sample and Statistics Sample data records that represent data from a single measurement pulse or sample are available anytime the meter has acquired data and sample data logging has been initialized Statistic data records are available when statistics mode is active and when one or more statistical batches have been completed and statistics
97. ect item Press ENTER to edit Display smoothing Auto Speedup Area correction OFF Gain compensation OFF Wavelength correction 1064 nm Wavelength table edit Power measure units Resolution SAVE MANAGE CONFIG CONFIGS Figure 56 SETUP Wavelength Table Edit Available values All available pre set wavelengths To access the Edit Wavelength Table screen 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Wavelength Table Edit Figure 56 2 Press the ENTER SET button to display the SETUP Edit Wavelength Table screen From this screen you can add or delete a wavelength as explained next On this screen wavelengths below 1000 nm display in terms of nanometers and wavelengths above 1000 nm display in terms of microns 81 LabMax TOP User Manual Adding a Wavelength Note current operating wavelength SETUP Edit Wavelength Table Turn knob to select wavelength 193 nm 248 nm 266 nm Current Sensor Min 248 nm is not editable 532 nm Op 1 064 um 10 600 um 1 064 um Cal 514 nm 7 Max 10 600 um Figure 57 SETUP Edit Wavelength Table From the SETUP Edit Wavelength Table screen Figure 57 1 Press the ADD soft key 2 Turm the Selection knob to display a new wavelength The wave
98. ects any USB devices either when the communication mode is set to COM MODE USB or when a device is plugged in The iMeter Index is assigned by the control and is sent to the MeterAdded event Thereafter this parameter should be used in the calls to the methods and properties of the control 172 Host Interface GPIB CommunicationMode Valid inputs are 1 to 31 Address O is reserved for the GPIB controller in charge board The assigned number must match what ever is currently set in the meter hardware RS232 CommunicationMode Valid inputs are 1 to 9 depending on which COM port the meter is connected Properties CommunicationMode The CommunicationMode property defines the single mode of communication for this instance of the ActiveX control If a commu nication channel is connected and you try to reset this mode the call is ignored The control is inactive until this property is set The prop erty is defined by the enumerated type LabMaxCommunication Mode defined as follows typedef enum COM MODE NONE 110 COM_MODE USB 1 1 COM_MODE GPIB 112 COM_MODE_RS2322 113 LabMaxCommunicationMode The initial value for the property is COM MODE NONE HRESULT CommunicationMode in LabMaxCommunicationMode iCommunicationMode Inputs iCommunicationMode value in the enumerated type LabMax CommunicationMode specified above HRESULT CommunicationMode out retval LabMaxCommunicationMode oCommunicationMo
99. een Indica tors on page 193 31 LabMax TOP User Manual Measure Energy Pulsed Thermopile Joules Mode Soft Keys There are two soft keys on this screen RANGE and STATS RANGE Available values thermopile and optical sensors Auto factory default and the allowable ranges for the attached sensor e Available values pyroelectric sensors Sensor dependent To adjust the range 1 Press the RANGE soft key 2 Tum the Selection knob to change the range value 3 When the desired value appears press the RANGE soft key or the ENTER SET button to lock in the RANGE value STATS Refer to Statistics on page 42 for information about the STATS menu for long pulsed lasers only When a thermopile sensor is attached the meter has the capability of measuring energy from a finite dura tion laser pulse or from a series of finite duration laser pulses Thermopile sensors are typically used to measure laser power and have an extremely slow response time relative to the pulse width of the laser used to generate the power signal 32 Operation The power curve shown below is integrated from the pulse start to infinity The final energy value is algorithmically calculated shortly after peak power is attained The trigger is not determined by the power threshold but by the slope of the change in power Peak Power Trigger Algorithm integrates this area Power _ __ gt
100. een Indicators on page 193 Soft Keys There are five soft keys on this screen TARGET RANGE UNITS POSITION STABILITY and STATS TARGET Available values Small and Large To adjust the size of the target toggle the TARGET soft key RANGE Available values thermopile and optical sensors Auto factory default and the allowable ranges for the attached sensor e Available values pyroelectric sensors Sensor dependent 30 Optical Sensors Operation To adjust the range 1 Press the RANGE soft key 2 Tum the Selection knob to change the range value 3 When the desired value appears press the RANGE soft key or the ENTER SET button to lock in the RANGE value UNITS Pressing the UNITS soft key toggles the measurement units between Watts and Joules POSITION STABILITY Refer to POSITION STABILITY on page 49 STATS Refer to Statistics on page 42 for information about the STATS menu Figure 14 shows an example of how the MEASURE POWER screen looks when an optical sensor is connected to the meter MEASURE POWER 21 ww Wavelength 532 nm Offset Gain OFF Smoothing OFF RANGE Auto STATS Figure 14 MEASURE POWER Optical Sensors This screen contains the live reading and also shows the following indicators Wavelength Offset Gain and Smoothing A summary of indicator behavior is provided in Appendix C Onscr
101. efer to Detailed Reference on page 172 AsynchronousNotification The AsynchronousNotification event fires when an asynchronous event is received from the meter The communication mode deter mines when this event happens For USB it occurs when an atten tion packet is transmitted For GPIB it occurs when a service request is generated For RS 232 it occurs when a service request is transmitted void AsynchronousNotification in SHORT iMeterIndex Inputs iMeterIndex valid parameter values depend on the communica tion mode For more information refer to Detailed Reference on page 172 USBStreamingPacket The USBStreamingPacket event fires when a streaming measure ment data packet is generated by the meter This event only occurs if the communication mode is USB void USBStreamingPacket in SHORT iMeterIndex in VARIANT iStreamingPacket Inputs iMeterIndex valid parameter values depend on the communica tion mode For more information refer to Detailed Reference on page 172 iStreamingPacket the VARIANT data type is an array of VARI ANTS Each array element is a VARIANT and maps to the data type and value of each structure element 179 LabMax TOP User Manual The C data structure is typedef struct LMHostMsg float measurement float quadDistanceMMX float quadDistanceMMY unsigned char displayFormatld unsigned char scaleMultiplierld unsigned char unitsId unsigned cha
102. efer to Selection Knob on page 19 If a sensor is connected to the meter when it is turned on the meter defaults to the last mode MEASURE TUNE TREND or SETUP used with that specific type of sensor thermopile optical or pyroelectric If the wave length of the new sensor is out of range of the previously selected wavelength for the sensor typed attached the meter automatically switches to the calibration wavelength for that sensor A Searching for sensor error message will appear on the LCD if the meter is turned on without a sensor connected to it See Meter and Sensor Errors on page 191 for a complete listing and descrip tion of all error messages To change a value first turn the Selection knob to select a specific value and then press the Selection knob E which also functions as an Enter Set button when pressed rather than turned to save the value 19 LabMax TOP User Manual Side Panel Figure 8 shows the location of the LabMax connectors on the side panel Each of these connectors is discussed below USB Flash Drive Power Jack Mini USB PC Interface RS 232 Sensor Figure 8 Side Panel Connectors USB Flash Drive This is an input connector for a USB FAT16 flash drive Connector Mini USB Attaching the cable shipped with the meter to this mini USB Connector connector allows communication between LabMax and a computer that has a USB interface Install the L
103. ength MA Ximum MINimum Reply 1 99999 Using the optional MAX and MIN parameters results in the maximum or minimum wavelengths that can be used for the currently connected sensor If there is no sensor attached the maximum is 99999 nm and the minimum is 1 nm The numerically specified wavelength must be one of the wave lengths in the wavelength table for the attached sensor type Error 101 is raised if the numerically specified wavelength is not one of the wavelengths in the wavelength table for the attached sensor type If no sensor is attached any numerically specified wavelength within the range stated above is accepted Wavelength Table Definition This command sets the wavelength table entries for the meter The old list is replaced by the list of wavelengths specified in the command Each wavelength is expressed in units of nm rounded to the nearest integer Each wavelength ranges from 1 to 99999 Error 101 is raised if the list length exceeds 100 entries Note that the list returned by the query will always include the calibration wavelength of the current sensor Command CONFigure WAVElength LIST lt comma separated list of wavelengths gt Default not applicable Query CONFigure WAVElength LIST Reply lt comma separated list of wavelengths gt Enable Disable State This command enables or disables gain compensation 138 Probe Zero Range Select Host Interface Command CONFigure GAIN COMPensation DEF
104. ensor is not attached or the attached sensor diameter value is not known Power off on cycle The action of turning off the meter using the panel Power button and then turning it back on again using the same button The state of the meter electronics is sleep mode at a signifi 168 Host Interface cantly reduced level of power consumption between the power off and power on events The power off on cycle transitions across this sleep mode Valid probe A sensor attached to the meter with all of the following characteristics Either a fully functional Molectron PowerMAX sensor Molectron SmartProbe or Coherent LM sensor all having an EEPROM for sensor calibration data storage Valid EEPROM checksum s that validates the data stored within Front panel idle period The period of time during which neither front panel button press release events or data wheel movement events have happened The following events are not included as events that will end a front panel idle period Sensor attach and remove events USB flash drive attach and remove events Host port cable attach and remove events Host interface commands and queries a Any data measurement events Dose The sum of pulse energies of all pulses contained within a batch of pulses Minimum baseline error A pulse measurement error condition during which the meter and sensor system is in a state which is driving the analog to digital converter to a voltage
105. ent Config a a a a a n a ON 98 SETUP Mans Configs is A A A AAA 99 SETUP Manage Configs File Deletion Confirmation ocoonconncnnonincnnonanccconanoncnanonnnonnnnns 100 SETUP REM COM EO ooeec cd catas 101 HELP CoOntext Sensitive ecs 05 nats a eas 102 HELP CAML Topic uni bandustevazedeas atoazesbheretentenantiass 103 External Trigger Input CECI 105 External Trigger Minimum Pulse Width tai dildo dos 106 Boosting Source Current of Triggering Device ooooooconocccocccononcnonoconoconnnonnncnnncnn cono cconnnns 107 LabMax TOP User Manual Preface RoHS Compliance U S Export Control Laws Compliance Battery Compliance Publication Updates Firmware Updates Preface This manual contains user information for the LabMax TOP Laser Power Energy Meter This Coherent product is RoHS compliant It is the policy of Coherent to comply strictly with U S export control laws Export and re export of lasers manufactured by Coherent are subject to U S Export Administration Regulations which are administered by the Commerce Department In addition shipments of certain components are regulated by the State Department under the Inter national Traffic in Arms Regulations The applicable restrictions vary depending on the specific product involved and its destination In some cases U S law requires that U S Government approval be obtained prior to resale export or re export of certain articles When there is uncertainty about
106. eries the next unread available statistics data 1 record s 64 Queries all unread available statistics data records 164 64 Queries the missing record count due to a statistics 1 data transmission queue full condition DISPLAY DESCRIPTION PAGE Sets the display contrast Queries the contrast value Sets the display text in the measurement display 165 area Clears the display text and enables measurement 165 data to be displayed live 121 LabMax TOP User Manual Table 12 Host Command Quick Reference Sheet 10 of 10 METER AND SENSOR DEVICE INFORMATION Meter COMMAND DESCRIPTION SY STem TIME SY STem TIME SYSTem DATE SY STem DATE SY STem DATE FORMat SYSTem DATE FORMat SYSTem INFormation INSTrument SNUMber SYSTem I SYSTem SYSTem Sensor Sets the panel display date format used by the meter Queries the panel display date format used by the meter 166 NFormation INSTrument CDATe INFormation INSTrument T Y PE 166 166 166 166 66 INFormation INSTrument TY PE 1 SYSTem SYSTem SYSTem INFormation PROBe SNUMber SYSTem SYSTem INFormation PROBe CDATe SYSTem SYSTem INFormation PROBe TYPE Queries the currently connected sensor type Queries the currently connected sensor model INFormation PROBe MODel Queries the serial number of the sensor tion responsivity INFormation PROBe RESPonsivity INFormation PROBe TEMPerature 167 167
107. ers user manual software and driver CD soft carrying case and certificate of calibration A GPIB cable is provided with the LabMax TOP w GPIB model b User selectable display resolution 3 4 or 5 digits 186 Appendix A Specifications RS 232 Pinouts Table 20 shows the LabMax RS 232 connector pinouts Table 20 RS 232 Pinouts ASSIGNMENT Receive from computer to LabMax Transmit from LabMax to computer PEA Persistent Table 21 lists the LabMax persistent parameters Parameters Table 21 Persistent Parameters Sheet 1 of 3 PARAMETER DESCRIPTION DATA ARGUMENT RANGE FACTORY DEFAULT Backlight auto off time under AC OFF 1 60 1 60 OFF 1 OFF power Backlight auto off time under battery OFF OFF power Selected host interface RS232 GPIB USB Host serial port baud rate 9600 19200 38400 57600 19200 115200 J if a valid pyroelectric sensor is attached otherwise W Display power units ee 187 LabMax TOP User Manual Table 21 Persistent Parameters Sheet 2 of 3 Display view mode for position Scroll Fit to screen Scroll stability o ON O O O Speedup applied to tune display F 2 Numeric display smoothing window OFF AUTO 2 999 A size for pulses Wavelength of operation 1 99999 193 1 Wavelength selection list Comma separated list of wave 193 248 266 337 532 1064 2100 lengths ranging from 1 to 99999 nm 10600 Selected
108. es Units this page MEASURE this page TUNE page 51 TREND page 54 ZERO page 71 SETUP page 72 HELP page 102 BACKLIGHT page 103 Units Measurement units are expressed in terms listed in the following table Table 3 Joules and Watts Units JOULES watts pJ picojoules pW picowatts IEA CL A When area correction is enabled all units are expressed in terms of per cm In other words the cm suffix is always appended to the units MEASURE The MEASURE mode provides three primary functions Measure Power Measure Energy and Statistics Each of these functions are discussed in detail below 27 LabMax TOP User Manual Measurement Display and Range Selection Measure Power Thermopile Sensors The graphical display update rate for numeric measurement is three times per second Measurement range is selected in decade steps Range selection is dependent on the sensor type and characteristics as well as user determined measurement settings LabMax uses the 3 s Rule a display formatting rule in which the display value is not allowed to exceed 3 30 or 300 depending on where the decimal point falls with the decimal point located in a fixed position as determined by the current range Typically if a reading exceeds the 3 s limit the instrument is over ranged or in the case of Auto Ranging the instrument will automatically range up Over rangin
109. eter on AC power for at least eight hours 23 LabMax TOP User Manual Dip Switch OEM Mode Dip Switch is visible here Battery Compartment 3 Fully discharge the battery pack by unplugging LabMax from the AC source and then running the meter using only battery power Let the meter run until it automatically shuts off which indicates a dead battery 4 Fully charge the battery pack again gt 8 hr It can take up to one minute for LabMax to update the Battery Charge indicator after the installation of a new battery or after attaching an AC power adapter Setting the Dip switch to OEM mode ensures that if power is lost while the meter is in use it will automatically turn back on again when power is restored The benefit of this mode is that following a power loss remote installations can communicate with the meter without having to manually recycle instrument power To activate OEM mode move Switch 1 on the Dip switch to the ON position see the following figure To avoid prematurely draining the onboard battery which could result in erratic meter readings leave Switch 2 in the down OFF position Switch 1 1 I Switch 2 Figure 10 Dip Switch OEM Mode 24 Battery Pack Replacement Battery Directive Description Figure 11 illustrates how to replace the LabMax standard battery pack To review battery specifications refer to Appendix A Spec ificati
110. eter sends a reply from a query When the meter is connected to a host and USB is enabled the meter can optionally send a binary record for each measurement sample This capability may be enabled by the host via the streaming data commands Notation conventions specified by the SCPI and IEEE 488 2 Stan dards are followed unless otherwise specified Syntax specified by the SCPI and IEEE 488 2 Standards is followed unless otherwise specified 111 LabMax TOP User Manual The base 10 numeric data format specification is used heavily in this section and covered in the IEEE 488 2 Standard Unless otherwise specified numeric data items are represented as Integer values Non scientific notation floating point values Scientific notation floating point values upper or lower case E For example the following data values are functionally equivalent 31256 31256 0 3 1256E4 31 256E3 3 1256E 4 Unless otherwise specified non numeric data items typically referred to as strings are not quoted The meter interprets hexadecimal data using the following rules Upper case and lower case are accepted FE is the same as fe Leading zeroes are not required and will be accepted 0A is the same as A The data string may optionally be preceded by a Ox or OX C hexadecimal notation idiom 0xD2C4 is the same as D2C4 Following the optional Ox prefix the acceptable characters comes from the
111. f calibrating a meter and sensor system based upon the your own calibration system If you are using gain as a calibration factor be sure to save a custom configuration refer to Save Current Config on page 97 It is possible to save multiple configurations for multiple sensor serial numbers which allows you to recall particular configurations by pressing the MANAGE CONFIGS soft key and then selecting a particular configuration file SETUP 11 11 AM Turn knob to select item Press ENTER to edit Display smoothing Auto Speedup Area correction Gain compensation ON 00000 000 Wavelength correction 1064 nm Wavelength table edit Power measure units Resolution lt lt Figure 54 SETUP Gain Compensation Available values ON and OFF factory default Available range 0 001 to 100000 To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Gain Compensation 2 Press the ENTER SET button to highlight the first field 3 Turn the Selection knob and display ON in the Gain Compen sation field and then press the ENTER SET button to move the highlight to the Gain Compensation value field shown as 000001 000 in Figure 54 79 LabMax TOP User Manual Wavelength Correction 4 Turm the Selection knob to change the value The directional arro
112. format A fully quali fied combined directory path and file name will not exceed 260 char acters in length Valid directory and file name characters are ASCII characters 0x20 0x7E except for the characters lt gt double quote forward slash Y backward slash and The file name will not end with a trailing space or period Note that the graphical interface of the meter may only allow user entry of a subset of the file name characters supported by the host interface The only file names considered valid for trend data storage purposes are Comma Separated Value CSV files and in all cases the csv file name extension are appended to valid trend data file names There are two mass storage volumes removable USB flash memory and local flash memory The string usb identifies USB flash memory volume The string loc identifies local flash memory volume Volume name directory name and file name matching is case sensitive for comparison and file storage purposes The case is preserved at all times Forward slashes and backward slashes MW separating lt direc tory gt and lt volume gt entries in the full file and directory formats are accepted interchangeably on input Backward slashes are always used on full file and directory format outputs The full file string format is a quoted concatenation of the full directory path followed by a slash separator which is followed by the file n
113. g refers to a meter setup condition in which the sensor output signal is greater than the maximum allowable level for the selected range OVR appearing on the display signifies an over range condition Over ranging generates invalid data Figure 12 shows an example of how the MEASURE POWER screen looks when a thermopile sensor is connected to the meter for ther mopile quad sensors refer to Thermopile Quad Sensors on page 30 MEASURE POWER 22 1 Wavelength 514 nm Gain OFF hing OFF RANGE UNITS Auto Watts STATS Figure 12 MEASURE POWER Thermopile Sensors This screen contains the live reading and also shows the following indicators Wavelength Gain and Smoothing Note that Figure 12 shows an example screen with Area Correction turned OFF With 28 Operation Area Correction turned ON the screen looks slightly different A summary of indicator behavior is provided in Appendix C Onscreen Indicators on page 193 Soft Keys There are three soft keys on this screen RANGE UNITS and STATS RANGE Available values thermopile and optical sensors Auto factory default and the allowable ranges for the attached sensor e Available values pyroelectric sensors Sensor dependent To adjust the range 1 Press the RANGE soft key 2 Tum the Selection knob to change the range value 3 When the desired value appears press the RANGE soft key or
114. ge proportional to the current laser measurement with respect to the measurement range The output voltage is zero 0 volts when the measured energy or power is zero 0 or less The output voltage is the full scale output voltage when the measured energy or power is full scale or overranged The full scale output voltage 1 2 or 4V is selected in the SETUP screen or via the host interface Factory default full scale output voltage is 2V This is an IEEE 488 computer interface found on the LabMax TOP w GPIB model This section discusses three indicators that provide information on the status of the internal battery These indicators appear in the upper left corner of the LCD The Battery Life indicator visually represents the percentage of remaining battery life refer to Table 1 This indicator only appears on the screen when a battery is installed in the meter The Battery Life indicator will begin flashing shortly before the battery is completely discharged To avoid loss of data immedi ately either save the current information to a file or connect AC power to the meter Table 1 Battery Life Indicator Sheet 1 of 2 NUMBER OF VISIBLE BARS a pas Roine Barrer ar ee INNNNTETCI es INDEC e INN REMAINING BATTERY LIFE 81 to 100 41 to 60 21 to 40 22 NUMBER OF VISIBLE BARS Description Table 1 Battery Life Indicator Sheet 2 of 2 REMAINING BATTERY LIFE 0 to 10 Battery Charging Procedur
115. ge value of 9 99E99 157 LabMax TOP User Manual Trigger Parameters Data Value Headers This command selects whether or not data value identification strings will prefix data values reported over the host interface Headers are in the form of lt header gt lt value gt The lt header gt is literally one of the ID tag strings used in the data value send command Command CONFigure READings HEADers DEFault ON OFF Default OFF Query CONFigure READings HEADers Reply ONJOFF For example if headers is ON a data record could look like PRI 1 449E 03 If headers is OFF a data record could look like 1 449E 03 Continuous Data Delivery Mode This command will select if measurement sample data records and statistical data records are buffered as a continuous stream of sampled data records or simply the last available data record When this mode is set to LAST each data record placed into the buffer will overwrite the previous data record If this command is issued while data collection is enabled the setting will not take effect until data collection mode is ABORted and INITiated again see Data Gating on page 160 Command CONFigure READings CONTinuous DEFault LAST STREam Default LAST Query CONFigure READings CONTinuous Reply LAST STREam Trigger Source This command selects the trigger source Selecting external trigger source automatically results in internal trigger source selecti
116. gets the time maintained within the meter Command SYSTem TIME lt hour gt lt minute gt lt second gt Default not applicable Query SYSTem TIME Reply lt hour gt lt minute gt lt second gt lt hour gt ranges from 0 to 23 lt minute gt ranges from 0 to 59 lt second gt ranges from 0 to 59 Current Date 165 LabMax TOP User Manual The command sets the date maintained within the meter The query gets the date maintained within the meter Command SYSTem DATE lt year gt lt month gt lt day gt Default not applicable Query SYSTem DATE Reply lt year gt lt month gt lt day gt lt year gt is indicated by the four digit year number lt month gt ranges from 1 to 12 lt day gt ranges from 1 to 31 Date Format This command sets the panel display date format used by the meter Command SYSTem DATE FORMat DEFault MDY DMY Default MDY Query SYSTem DATE FORMat Reply MDY DMY MDY indicates month day year format DMY day month year format Serial Number This query gets the meter serial number Command none Query SYSTem INFormation INSTrument SNUMber Reply lt quoted meter serial number gt Calibration Date This query gets the calibration date of the meter Command none Query SYSTem INFormation INSTrument CDATe Reply lt quoted meter calibration date gt Meter Type This command gets the meter type Command SYSTem INFormation INSTrument TYPE Default not applicab
117. having errors associated with it for example overranged baseline clipped or missing data Batch results from a dirty batch cannot be computed due to the indetermi nate data it contains This section specifies the ActiveX control interface for the Coherent LabMax single channel meter The purpose is to detail the proper ties events and methods of the control so that it can easily integrate into a variety of containers such as LabVIEW Visual Basic VB Net and C This section defines the interface for the LabMax low level ActiveX control The actual high level commands responses and behavior that you can expect from the meter resulting from these interface calls are in the Host Interface section of the user manual The ActiveX control and low level DDL are automatically installed along with the LabMax PC Applications soft ware when you run the CD that is supplied with the meter 170 LabMax Low Level Control Overview Host Interface The LabMax Low Level Control LabMaxLowLevCtl ocx provides a simple interface that enables a container to access all interfacing capabilities available through the host interface This control hides the differences relating to specific details when communicating with the meter through USB RS 232 or GPIB Only one instance of the control is allowed per process and only a single mode of communication USB RS 232 or GPIB is allowed per control In other words the communication modes are n
118. he presence of dangerous voltages associated with the product that may be of sufficient magnitude to constitute a risk of electrical shock This symbol is intended to alert the operator to the presence of important operating and maintenance instructions xii gt gt gt D Safety SAFETY Carefully review the following safety information to avoid personal injury and to prevent damage to this meter or any sensor connected to it This equipment contains no user serviceable parts For service information refer to Obtaining Service on page 183 The use and measuring of lasers is potentially dangerous This instrument operates over wavelengths that include non visible laser emissions Proper laser operating practice in accordance with manufacturer recommendations is vital Eyewear and other personal protective equipment must be used in accordance with applicable laws and regulations If in doubt of correct operating procedures consult the laser manu facturer and your laser safety officer The equipment is not for use in critical medical environments Do not operate this instrument if its panels are removed or any of the interior circuitry is exposed Do not operate this instrument in wet or damp conditions or in an explosive atmosphere Operate this instrument only within the specified voltage range LabMax TOP User Manual Do not operate this instrument if there are suspected failures Refer damaged equipment to
119. hen a thermopile sensor is attached and Joules mode is selected 10 times per second when a thermopile or optical sensor is attached and Watts mode is selected With every pulse when a pyroelectric sensor is attached The type of data that will be collected depends entirely on which mode is currently selected Joules mode will collect only joules data and Watts mode will collect only watts data Since thermopile and optical power measurements are continuous in nature not event based as with pyroelectric sensors the delivery of this data may be configured as a stream of sampled points or simply the last point recorded see Continuous Data Delivery Mode on page 158 The host may configure the presentation of data in a record Data ID tags and content are configurable The host may control the expres sion of data ID tags that precede each data item in a batch record The host may control the data contents and the expression of data ID tags that precede each data item see Sample Data Value Set Send on page 155 and Data Value Headers on page 158 154 Host Interface Sample Data Value Set Send This command which takes effect at the next data measurement taken but not already queued selects which values are sent when sample data are reported over the host interface One or more of the selections from Table 16 may be selected Table 16 Measurement Data Value Selections TOKENS DATA DESCRIPTION EXPRES
120. hould you experience difficulties with your product or need technical information please visit our website www Coherent com You can obtain additional support by either telephoning our Technical Support Hotline at 1 800 343 4912 or e mailing our Support Team at support instrtuments Coherent com Telephone coverage is available Monday through Friday except U S holidays If you call outside our office hours your call will be taken by our answering system and will be returned when the office reopens If there are technical difficulties with your product that cannot be resolved by support mechanisms outlined above please e mail or telephone Coherent Technical Support with a description of the problem and the corrective steps attempted When communicating with our Technical Support Department via the web or telephone the model and serial number of the product will be required by the Support Engineer responding to your request Outside the U S If you are located outside the U S visit our website for technical assistance or telephone our local Service Representative Representative phone numbers and addresses can be found on the Coherent website www Coherent com Coherent provides web and telephone technical assistance as a service to its customers and assumes no liability thereby for any injury or damage that may occur contemporaneous with such services These support services do not under any circumstances affect the terms of any
121. ied standard along with USB and RS 232 cables an optional GPIB cable is also avail able through Coherent Analog output with user selectable full scale voltage of 1 2 or 4V RCA to BNC converter included standard External trigger input with user selectable slope and trigger delay Menu Layout MEASURE STATS STATS Setup STATS Change Stats POSITION STABILITY TREND Name SETUP Save thermopile quads only io submenus Log File Current Config Description il Field upgradeable meter internal software and operating system with updates available on the Coherent website or e mailed directly to the user This feature ensures that you always have the latest LabMax features Li ion battery powered 4400 mAh pack standard as well as the ability to operate with an AC power adapter PSE and UL approved Meter contains a smart charging circuit onboard to charge the rechargeable battery pack and the display has a battery level indicator AC power adapter and cord are included LabVIEW Instrument Driver that can be used with USB RS 232 or GPIB interfaces Applications software that allows you to plug the meter into your PC and immediately analyze data and log it to a file The software is contained on the CD that ships with the meter and will also be available on our website as a free download The following chart graphically depicts the LabMax menu organiza tion TREND SETUP HELE context se
122. igure RESolution THERmopile Reply 3 4 5 Optical This command sets the number of display digits used when an optical sensor is attached Command CONFigure RESolution OPTical DEFault 3 4 5 Default 3 Query CONFigure RESolution OPTical Reply 3 4 5 Pyroelectric This command sets the number of display digits used when an optical sensor is attached Command CONFigure RESolution P Y Roelectric DEFault 3 4 Default 3 Query CONFigure RESolution P YRoelectric Reply 3 4 Measurement data records is placed in the measurement data trans mission queue as the meter generates measurement data while data collection is enabled The queue storage capacity is 200 000 records A missing data count increments by one for every data record that is generated but not added to the queue due to a full queue condition The host has control over when measurement data is queued for reading from the host interface Data collection is enabled and disabled using the INITiate and ABORt commands respectively Data collection is enabled after an INITiate command Data collec tion is disabled after an ABORt command Measurement data records are queued for transmission as the meter generates measure ment data while data collection is enabled 160 Data Query Host Interface For more information refer to Continuous Data Delivery Mode on page 158 The host gating commands does not affect front panel operation Initiate Comman
123. ile or Optical Sensor cceeeeseeeneee 10 Quick Start Measuring Energy With a Pyroelectric Sensor ceeeeeeeeceeceteceteeneeeeeeeeees 11 Quick Start Saving Data to a File on the Local Drive ooooocnnccnnccoccnoconoccnononnnonncnnccononnccnnos 12 Quick Start Moving a File to the USB Flash Drive ooooonccnoccnoccnccoccconocononononnnonncnnccnnccnnos 13 MENU A O cane A oe 17 Front PAIN tee pg oS RM a a aa RG A RO Sc 18 Side Panel COME ina 20 Rear Panel Connectors iii A AAA AAA AA 21 Dip Switch QOEM Modo isis aid 24 Battery Pack Replace ds 26 MEASURE POWER Thermopile Sensors ds ecient ueasseon 28 MEASURE POWER Thermopile Quad Sensors ocooconoccinccnooncconoconnconncconoconn nono ccon nono nonnnos 30 MEASURE POWER Optical Sensors iia 31 Pulsed Thermopile Joules Mode Power Curve ici dic 33 MEASURE ENERGY Thermopile Sensors Long Pulse Joules oooooonicnnnnninnciconncnns 34 MEASURE ENERGY Thermopile Sensors Long Pulse ACtiVO oooooccnncninncionccconccnnos 35 MEASURE ENERGY Thermopile Sensors Long Pulse After Pulse 35 MEASURE ENERGY Pyroclectric Sensors ii di dis 36 A A iaaa iea o aai 38 Internal Trigger Threshold ici as 40 STATS Thermopile and Optical Sensors cta it Ada is n 42 STALS Pytocl ctric Sensors ri A es 42 STATS Data Collection In Process miii 43 STATS Statistics rolas 44 STATS Chang di o e ad oO 45 STATS Setup Thermopile and Optical Sensors oooooonncc
124. ional arrows SAVE and CANCEL lt lt and gt gt directional arrows Parameters on this screen are changed by using one of the following procedures The procedure that should be used depends on the type of parameter you want to modify 6 Single Parameters This type of parameter Display units for example has only one modifiable field To change a value for this type of parameter 1 Press the ENTER SET button until the parameter you want to change is highlighted 2 Turn the Selection knob to change the parameter value 3 Press the ENTER SET button to move to the next parameter 4 Continue this process until the values for all the parameters are correct 5 Once the values for all the parameters are correct press the SAVE soft key to save the parameters and display the STATS screen 70 ZERO Operation 3 Multiple Parameters This type of parameter Duration for example contains several fields that can be modified To change a value for this type of param eter 1 Press the ENTER SET button until the parameter you want to change is highlighted 2 Turn the Selection knob to change the parameter value 3 Press either of the directional arrows soft keys lt lt or gt gt to move the highlight to another value within the same parameter 4 Repeat steps 2 and 3 until all values for that parameter are correct 5 Press the ENTER SET button to move to the next parameter 6
125. is property takes an input parameter it can appear differ ently when used by VB Net and LabVIEW For example in VB Net the property is accessed by set_RS232Settings and get RS232Settings For LabVIEW the property appears under the Methods menu as RS232Settings put and RS232Settings get 174 Host Interface GPIBSettings The GPIBSettings property specifies the board index for the GPIB board The default value is 0 Only one board index is supported for this instance of the ActiveX control All referenced meters must be attached to this board HRESULT GPIBSettings out retval BSTR oGPIBSettings Outputs oGPIBSettings a BSTR holding the GPIB board index string HRESULT GPIBSettings in BSTR iGPIBSettings Inputs iGPIBSettings a BSTR holding the GPIB board index string SerialNumber The SerialNumber property indicates the serial number of the addressed meter HRESULT SerialNumber in SHORT iMeterIndex out retval BSTR oSerialNumber Inputs iMeterIndex valid parameter values depend on the communica tion mode For more information refer to Detailed Reference on page 172 Outputs oSerialNumber a BSTR holding the serial number of the addressed meter It will be an empty string if an invalid meter is addressed Because this property takes an input parameter it can appear differ ently when used by VB Net and LabVIEW For example in VB Net the property is accessed by get
126. is raised Error 200 is raised when a file name open close sequence happens out of order Error 100 is raised when the meter receives an unrecognized command or query Error 101 is raised when the meter receives a command or query with one or more invalid data parameters The remaining errors are raised for specific mass storage operational errors described elsewhere in this section Error Count Query This query gets the number of error records in the error queue at the time of the query Command none 131 LabMax TOP User Manual Error Query All Error Query Query SYSTem ERRor COUNT Reply lt count of error records stored in integer format gt This query gets the next error record s in the error queue More than one error record may be queried using the optional lt error record count gt parameter which must be an integer value A single error record is returned if lt error record count gt is not specified No reply is transmitted if no error records are available As the meter transmits each error record The error record is permanently removed from the error queue The queued error record count decrements by one Command none Query SYSTem ERRor NEXT lt error record count gt Default not applicable Reply lt next available error record s gt This query gets all error records in the error queue at the time of the query No reply is transmitted if no error records are available After the com
127. key on the main SETUP screen or saving a current configuration as explained above displays the following screen SETUP Manage Configs Available Configurations config 2 config 3 Rotate Knob to select LOAD FACTORY DELETE RENAME LOAD Figure 75 SETUP Manage Configs Soft Keys There are five soft keys on this screen LOAD FACTORY DELETE RENAME LOAD and EXIT 99 LabMax TOP User Manual LOAD FACTORY To load the configuration file that was shipped with your LabMax press the LOAD FACTORY soft key This action will load the factory defaults and exit the Setup program DELETE To delete a file 1 Turn the Selection knob to highlight the file name you want to delete 2 Press the DELETE soft key The following confirmation message will appear Confirm delete of config file name Press knob to finish selection Delete Cancel Figure 76 SETUP Manage Configs File Deletion Confirmation 3 Turn the Selection knob to highlight Delete 4 Press the ENTER SET button to delete the file and return to the SETUP Manage Configs screen The file that was just deleted will no longer appear on the list of available configu rations RENAME To rename a configuration file 1 Turn the Selection knob to highlight the file you want to rename 100 Operation Press the RENAME soft key to display the following scree
128. lated by the currently active trend cycle will raise error 101 An attempt to store to a file open for file transfer will raise error 101 Command MMEMory STORe lt quoted file name gt Default not applicable Query None File Transfer to Host The host interface provides facility for transferring a trend data file in meter mass storage to the host computer via the host interface The model for the facility will be 1 Set file name 2 Open file 3 Fetch data record s 4 Close file Only one file will be open at any time Failing to follow the above order for file data access will raise error 200 The open close state of a file will not persist across after a power off on cycle All files will be closed after a power off on cycle Data records are defined as a single ASCII line in a comma sepa rated values data file Data records are fetched in start to finish sequential order Each data record is removed from the open file data stream as it is transmitted until all data records have been read from the data stream Name File to Open This command sets the name of the file that will apply when the next open command is sent An attempt to set the name of a file while a previously opened file remains open will raise error 101 Command MMEMory NAME lt quoted file name gt Default not applicable Query None Open Named File The command opens the previously named file for transmission by placing all data records contained
129. lay mode is active The horizontal zoom mode value is unit less Command CONFigure TUNE SCHart ZOOM HORizontal DEFault 1 2 5 10 20 Default 1 Query CONFigure TUNE SCHart ZOOM HORizontal Reply 1 2 5 10 20 Clear This command clears the tune strip chart display Command CONFigure TUNE CLEar Query None The trend mode is controllable from the CONFigure and MMEMory command nodes from the host interface The CONFigure commands provide all host configuration of the trend mode operation The MMEMory commands provide all data file management and data file transfer commands and queries for data generated when trend display mode is active Operational Control Cycle Initiation and Termination 144 Host Interface Start a New Cycle This command terminates the current trend cycle and starts a new one An optional fully qualified filename may be included to specify the location where the trend data will be stored Fully qual ified filenames are defined under the heading Data Storage on page 147 If a filename is not specified the data will be buffered internally and may be saved at a later time using mass memory commands Command CONFigure TRENd STARt lt quoted fully qualified filename gt Query None The command is ignored if trend display mode is not active Stop a Cycle This command terminates the current trend cycle if a cycle is in progress Command CONFigure TRENd STOP Query None The comma
130. le Query SYSTem INFormation INSTrument TYPE Reply TOP TO 166 indicates Sensor Host Interface Type This query gets the currently connected sensor type Command none Query SYSTem INFormation PROBe TYPE Reply lt type gt lt qualifier gt lt type gt is one of NONE THERMO PYRO or OPT lt qualifier gt is one of NONE SINGLE QUAD or NOSPEC NONE NONE is returned when a valid sensor is not attached THERMO QUAD or THERMO SINGLE is returned when a valid thermopile sensor is attached PYRO NOSPEC is returned when a valid pyroelectric sensor is attached OPT NOSPEC is returned when a valid optical sensor is attached Model This query gets the currently connected sensor model Command none Query SYSTem INFormation PROBe MODel Reply lt probe model string gt The sensor model string is the name string of the attached sensor The sensor model string is the generic name of the attached sensor if the string does not exist The reply string is not quoted The following naming rules apply in order 1 An empty string if a valid sensor is not attached 2 The sensor model string stored within the sensor EEPROM if a sensor model string exists 3 LM ifa valid LM style sensor is attached and a sensor model string does not exist 4 PM ifa valid PM style sensor is attached and a sensor model string does not exist 5 Unknown in all other cases Serial Number This query gets the serial
131. lected in the SETUP Trigger menu Trigger signals greater than 7 VDC can damage the optoisolator and should be avoided 107 LabMax TOP User Manual 108 Special Considerations Message Terminators Messages Received by the Meter Messages Sent by the Meter Host Interface HOST INTERFACE This section discusses Special considerations this page Host Command quick reference page 113 Commands and queries page 122 Host Interface glossary page 168 ActiveX control interface page 170 Messages between the meter and the host computer are comprised entirely of ASCII string characters No binary messages are supported All message strings passing through the host interface will be terminated to signal the end of a message string Messages received by the meter must be terminated by a carriage return decimal 13 A line feed decimal 10 following the carriage return is ignored so that messages can be terminated with a carriage return and line feed pair A command or query is considered incom plete without the terminator All messages sent by the meter with the exception of USB Binary Streaming Data are terminated by a carriage return decimal 13 and line feed decimal 10 pair The EOI control line is used to indicate the end of the message transmission the string message followed by the carriage return and line feed terminator when a GPIB interface module is selected for use The maximum length
132. lectric sensor is attached e A thermopile sensor is attached and Joules mode is selected Measurement data is added to the trend on a sub sampled basis ranging from as low as 1 pulse added per 99999 measured to as high as 1 pulse added per 1 measured The trend sampling rate indicates the number of pulses that are measured for every one pulse added to the trend Command CONFigure TRENd RATE PULSe DEFault 1 99999 Default 1 Query CONFigure TRENd RATE PULSe Reply 1 99999 Time Based Measurements This command sets the trend sampling rate which takes effect at the end of the current trend cycle The sampling interval rate is expressed in units of samples per seconds This command applies only when a thermopile or optical sensor is attached in Watts mode The sampling rate is 1 2 5 or 10 max samples sec The true sampling rate is integer sub multiples of 10 samples sec as the internal sensor sampling rate is fixed at exactly 10 samples sec Command CONFigure TRENd RATE FREQuency DEFault 1 157E 5 1 0E1 Default 1 0E1 Query CONFigure TRENd RATE FREQuency Reply 1 157E 5 1 0E1 146 Host Interface Data Storage Trend mode data storage also known as mass memory is in USB and or internal flash memory Data is stored in files within a hierar chical directory based file system The full file format is lt volume gt lt directory gt lt directory gt Files and directories are not limited to the 8 3
133. length will appear at the bottom of the dropdown list in the following example the new wavelength is 00337 nm The directional arrow soft keys lt lt and gt gt can be used to move the highlight to a different digit before using the Selection knob to change the value SETUP Edit Wavelength Table Turn knob to select wavelength 193 nm 248 nm Current Sensor Note current operating wavelength is not editable Min 248nm 266 nm 532 nm 1 064 um 1 064 um 10 600 um 514 nm 10 600 um CANCEL Figure 58 SETUP Edit Wavelength Table Adding a Wavelength 82 Deleting a Wavelength Power Measure Units Operation Press the ENTER SET button to add the new wavelength to the dropdown list Press the EXIT soft key to exit Edit Wavelength Table mode and return to the main SETUP screen From the SETUP Edit Wavelength Table screen Figure 57 1 Turn the Selection knob to highlight the wavelength you want to delete Press the DELETE soft key to remove the wavelength from the dropdown list Press the EXIT soft key to exit Edit Wavelength Table mode and return to the main SETUP screen SETUP 11 11 AM Turn knob to select item Press ENTER to edit Display smoothing Auto Speedup Area correction OFF Gain compensation OFF Wavelength correction 1064 nm Wavelength table edit Power meas
134. less than 1t can measure Also known as baseline clipping error Baseline clipping error See Minimum baseline error Overrange error A measurement error condition during which the measurement exceeds the full scale range setting Pulse sampling A measurement situation in which pulse energy measurements are subsampled every Nth pulse N gt 1 due to meter pulse processing capacity limits Sequence ID The identification number used to synchronize data from multiple meters that share the same trigger signal The sequence ID increments by one and accompanies each measurement data record transmitted It is unique in a stream of data transmissions until it wraps around from 2147483647 to 0 or until it is set by the TRIG SEQ command 169 LabMax TOP User Manual ActiveX Control Interface Document Overview Scope Installation Ignored command query A defined meter response for commands or queries in which no internal or external action is taken and the command or query is dropped The meter responds to ignored commands queries as if the command query was never sent Directory The pathname component of the fully qualified file name For example greenbuster is one of three directories in the fully qualified filename usb data greenbuster config file txt The other directories are data and config Dirty batch A batch that contains indeterminate data Indetermi nate data is characterized as
135. list 0 1 2 3 4 5 6 7 8 9 a b c d e f A B C D E and F Enumerated values must match exactly using the long form short form comparison rules defined under the SCPI Standard 112 Host Interface Host Command The following table gives a brief description of all LabMax Host Quick commands For detailed information about a specific command go to the page referenced in the right hand column Reference Table 12 Host Command Quick Reference Sheet 1 of 10 SCPI COMMON COMMANDS IEEE 488 2 Common Commands IDN Queries the meter identification string such as model name firmware version and firmware date SYSTEM OPTIONS Local Control Lockout SYSTem REMote Places the meter in remote mode SYSTem LOCal Places the meter in local mode System Status Backlight Control DISPlay BACKlight Controls the backlight on off state DISPlay BACKlight Queries the backlight on off state SYSTem OPTion BACKlight AOFF ACPower Controls the LCD backlight auto off timeout timer when the meter is under AC power SYSTem OPTion BACKlight AOFF ACPower Queries the LCD backlight auto off timeout timer when the meter is under AC power SYSTem OPTion BACK light AOFF BPO Wer Controls the LCD backlight auto off timeout timer 125 when the meter is under battery power SYSTem OPTion BACKlight AOFF BPO Wer Queries the LCD backlight auto off timeout timer 125 when the meter is under battery power Power Auto Off SYSTem OP
136. lly starts over As with Manual RESTART pressing the STOP soft key immedi ately stops data collection STATS SETUP Refer to STATS SETUP Description on page 45 44 Operation CHANGE STATS Pressing the CHANGE STATS soft key on the STATS screen displays the following screen STATS Change Stats O Min Max O Mean Standard deviation O Range O o mean in O 20 mean in stability O 30 mean in Select up to 6 parameters O Dose o display O Missed Pulses EXIT Figure 26 STATS Change Stats The Dose parameter appears only when using a pyroelectric sensor in energy mode The Missed Pulses parameter is available only when in external trigger mode with a pyroelectric sensor Up to six items can be selected for display on the STATS screen To select an item 1 Turn the Selection knob to move the highlight up or down the list 2 Press the ENTER SET button to select or de select an item 3 Press the EXIT soft key to save the settings and exit Change Stats mode STATS SETUP Description Statistics batch size is specified on this screen The total amount of time and the rate at which data is collected can be adjusted Note that with pyroelectric energy sensors the batch size is specified in terms of pulses not time 45 LabMax TOP User Manual By default thermopile and optical sensors are sampled 10 times per second Thi
137. mber of pulses rounded to the nearest integer This command applies only when a pyroelectric sensor is attached Display data smoothing is not active in Joules mode when a thermo pile sensor is attached Command CONFigure AVERage PULSe DEF ault OFF AUTO 2 999 Default AUTO Query CONFigure AVERage PULSe Reply OFF AUTO 2 999 Time This command sets the display data smoothing window size expressed in seconds rounded to the nearest integer This command applies only when a thermopile or optical sensor is attached in Watts mode Command CONFigure AVERage TIME DEFault OFF AUTO 1 60 Default AUTO Query CONFigure AVERage TIME Reply OFF AUTO 1 60 Enable Disable State This command enables or disables wavelength corrrection Command CONFigure WAVElength CORRection DEFault OFF ON Default OFF Query CONFigure WAVElength CORRection Reply OFFION 137 LabMax TOP User Manual Gain Compensation Operational Wavelength This command sets the operational wavelength expressed in units of nm rounded to the nearest integer When MIN is specified the minimum allowable wavelength for the attached sensor is used When MAX is specified the maximum allowable wavelength for the attached sensor is used Otherwise the range of wavelengths permitted for this command is controlled by MIN and MAX Command CONFigure WAVElength WAVElength MIN MAX 1 99999 Default not applicable Query CONFigure WAVElength WAVEl
138. me without affecting a measurement in progress Remote Mode This command places the meter in remote mode The data wheel and all front panel buttons except the power button are ignored while remote mode is active To cancel remote mode either turn off the software controlling the meter or press any key on the meter to bring up a dialog that will allow remote mode to be canceled Note It is possible for the software to get out of sync with the meter if local control is taken while the application software is running Command SYSTem REMote Query None Local Mode This command places the meter in local mode The data wheel and all front panel buttons are enabled while local mode is active Command SYSTem LOCal 123 LabMax TOP User Manual Query None System Status This query gets the system status Status is returned in a string expressed in upper case hexadecimal integer form The 32 bit status word is a bit mapped status indicator If a bit is set the associated status is active otherwise it is inactive Table 13 describes the status bit mapping Table 13 Status Bit Definitions COM CIA CEC COMINO ECC EEN o COMINO ETA ESTE Unspecified bits are reserved and will be zero Command None Query SYSTem STATus Reply lt status gt As an example if the battery is low and the sensor damage temper ature has been exceeded the system status query will return 00000003 Battery is low sensor damage temperatu
139. mi l airet bet da eed C TO CIAO YO 0 TE AFA ee Oe Salio Td comido COPIA Top win Cin E eb O bT at A A MA AT 4 fF TH LOA 10 MOT ALCA Oe TA ER OO IATA gt ome ave ii acta dae Read the License Agreement and then Ee ra par on eee acini nas ws ch coarse cane es tape select I accept the License Agreement s ert eres wel Cele les pri geen Oise Y es fra ee a ae ob Mad Lera a dl pf rr iit bo del Let anos i Limam Ormi Coal gree Lema u ep ee maeme 5 ss ie at ds Di ie pia a of La FO ee a P k s e ad cs ss puma pu nace Click Next to continue SA ipaum G T jib St eom De ibama Begin the software installation process by clicking Next Software Installation ome Pees This screen shows you the progress of the installation During this process a a h LabMax shortcut will be added to your desktop Lis pi a Lael Bae ee gee 1 PA afias baliwur lada ami eel 1 Briers Peet elie ie SLEPE ORL TES Le ELEN L Tik AAA lr LEAL cs Laia Geode whack subi crab vie Hib uae biher IBALSINNGJ he E eT is ME sle si Poder ihe papia fea ME die ikea CF ike eee L biFb lidi m FII Fi eed LU ED na ELL 1m Eii misera Click Next to install the LabMax and LabVIEW drivers eS El rra Las PH ppliretiss fageeges det ipai la the softwere isa lisas progres lan eee os bha TE This screen displays while the drivers are being installed A
140. n 2 SETUP Rename Config original_name Ao cidje f g h ilj kl sjt ujv 2 3 Rotate Knob 4 5 6171819 space to choose letter p Press to select BACK SPACE SAVE EXIT Figure 77 SETUP Rename Config Press the BACKSPACE soft key to erase the old file name labeled original name in Figure 77 above Select the first character of the new file name by turning the Selection knob and then pressing the ENTER SET button when the desired letter or number is highlighted The character will appear in the blank box immediately below the screen heading To delete a character use the BACKSPACE soft key 5 Repeat step 1 until the entire file name appears in the box 6 Press the SAVE soft key to save the new file name and display the SETUP Manage Configs screen The file that was just renamed will appear on the list of available configurations LOAD To load a previously saved configuration file 1 Turn the Selection knob to highlight the file name in the Avail able Configurations list Press the LOAD soft key This action will load the highlighted file and return to the main SETUP screen 101 LabMax TOP User Manual HELP Context Sensitive Help EXIT Pressing this soft key will exit Manage Configs mode and display the main SETUP screen LabMax offers two types of Help Context sensitive and general This section
141. n invalid meter is addressed or if the CommunicationMode property is not set ConnectToMeter The ConnectToMeter method connects to the addressed meter if the communication mode is RS 232 or GPIB If the communication mode is RS 232 it uses the settings as defined by the RS232Settings property If the communication mode is USB this method does nothing HRESULT ConnectToMeter in SHORT iMeterIndex out retval SHORT oResult Inputs iMeterIndex valid parameter values depend on the communica tion mode For more information refer to Detailed Reference on page 172 Outputs oResult this method returns 1 if the communication mode is RS 232 or GPIB and a successful connection is established If the communication mode is USB the method returns 1 otherwise it returns a 0 177 LabMax TOP User Manual DisconnectFromMeter The DisconnectFromMeter method disconnects from the addressed meter if the communication mode is RS 232 or GPIB Ifthe commu nication mode is USB this method does nothing HRESULT DisconnectFromMeter in SHORT iMeterIndex out retval SHORT oResult Inputs iMeterIndex valid parameter values depend on the communica tion mode For more information refer to Detailed Reference on page 172 oResult this method returns if the communication mode is RS 232 or GPIB and connection is successfully broken If the communication mode is USB the method return 1 otherwise it
142. n progress Position Stability Mode Control ONFigure PSTability DURation Sets the position stability cycle time ONFigure PSTability DURation Queries the position stability cycle time ONFigure PSTability STARt Terminates the current position stability display cycle and starts a new one ONFigure PSTability STOP Terminates the current position stability display cycle if a position stability display cycle is in progress Tune Mode Control CONFigure TUNE SCHart ZOOM VERTical Sets the vertical zoom mode when the tune strip chart display mode is active CONFigure TUNE SCHart ZOOM VERTical Queries the vertical zoom mode when the tune strip chart display mode is active CONFigure TUNE SCHart ZOOM HORizontal Sets the horizontal zoom mode when the tune strip chart display mode is active CONFigure TUNE SCHart ZOOM HORizontal Queries the horizontal zoom mode when the tune strip chart display mode is active CONFigure TUNE CLEar Clears the tune strip or bar chart display 144 depending on which one is active Trend Mode Control CONFigure TRENd STARt Terminates the current trend cycle and starts anew 145 one CONFigure TRENd STOP Terminates the current trend cycle if a cycle is in progress ONFigure TRENd BSIZe PULSe Sets the trend cycle duration CONFigure TRENd BSIZe PULSe Queries the trend cycle duration CONFigure TRENd BSIZe TIME Sets the trend cycle duration 118 Host Interface Table
143. nd is ignored if trend display mode is not active or a trend cycle is not in progress Cycle Parameters Cycle Duration Pulses This command sets the trend cycle duration which takes effect at the end of the current trend cycle The trend cycle duration units are pulses rounded to the nearest integer value This command applies only under one of the following conditions a pyroelectric sensor is attached a thermopile sensor is attached and Joules mode is selected Command CONFigure TRENd BSIZe PULSe DEFault 2 99999 Default 10 Query CONFigure TRENd BSIZe PULSe Reply 2 99999 Time This command sets the trend cycle duration which takes effect at the end of the current trend cycle The trend cycle duration is expressed in units of hours minutes seconds Hours must range from 0 to 24 145 LabMax TOP User Manual Minutes must range from 0 to 59 Seconds must range from 0 to 59 This command applies only when a thermopile or optical sensors is attached in Watts mode Command CONFigure TRENd BSIZe TIME DEFault 00 00 01 24 00 00 Default 00 01 00 Query CONFigure TRENd BSIZe TIME Reply 00 00 01 24 00 00 Sampling Rate Pulse Event Based Measurements This command sets the trend sampling rate which takes effect at the end of the current trend cycle The sampling rate units are expressed pulses rounded to the nearest integer This command applies only under one of the following conditions s A pyroe
144. nder battery power Setting the timeout to OFF will disable the power auto off function Command SYSTem OPTion POWer AOFF DEFault OFF 1 60 Default is OFF 125 LabMax TOP User Manual Meter Configuration Management Query SYSTem OPTion POWer AOFF Reply OFF 1 60 Meter configurations are stored as named files If the software implementation requires a file extension for internal configuration file storage the file extension is not used as part of the configuration file name The following rules apply to naming configuration files The configuration name may use space characters dash char acters and all alphabet and number characters The configuration name length will not exceed 40 characters e The first character of the configuration name is not a space character Configuration name matching for comparison purposes is case insensitive A configuration name containing the string Factory Settings is considered an invalid name An attempt to specify an invalid configuration name in a command will raise error 101 Catalog This query gets the list of stored configuration files that was saved by the user Note that the length of the meter response is limited to the maximum message size Command None Query MEMory STATe CATalog Reply lt comma separated list of quoted configuration names gt Save This command stores the current configuration to the named config uration file The named
145. nsitive HELP All Topics TREND File SETUP Manage Manager Configs TREND Setup Figure 6 Menu Organization LabMax TOP User Manual Front Panel The front panel shown in Figure 7 includes a large liquid crystal Buttons display LCD as well as buttons a Selection knob and soft keys that are used to enter parameters select modes and change ranges Setup Button Help Button Backlight Button O COHERENT LabMax_10P Laser Power Energy Meter LCD Measure Button Selection Knob Enter Set Button Power On Off Soft Keys Zero Button Button Figure 7 Front Panel LabMax has the following buttons refer to Figure 7 for button loca tions SETUP HELP BACKLIGHT MEASURE TUNE TREND ZERO Power On Off Selection knob which also functions as the Enter Set button when pressed rather than turned For detailed information about each of the buttons refer to Opera tion on page 27 Soft Keys Power On Off Button Selection Knob Description The five soft keys just below the LCD are used for three main functions Navigating to a different screen Examples POSITION STABILITY and TREND SETUP E Performing an action Examples START and RESET Making a selection from a list of possible choices Examples RANGE and UNITS For detailed information about soft keys refer to Operation on page 27 To learn how to change a value r
146. nsors Duration 10 STATS Elapsed 0 TRIGGER Live 15w 581 Hz Min Std Dev Wavelength 1 064 um Gain OFF Smoothing OFF RANGE RESTART STATS CHANGE SIART 300 uJ Manual SETUP STATS Figure 23 STATS Pyroelectric Sensors The STATS screen displays the live measurement and by default the Min Mean Max and Standard Deviation values It is possible to modify the parameters shown on this screen by selecting up to six statistics for display To learn how to select different statistics refer to CHANGE STATS on page 45 The Duration indicator in the upper left corner of the STATS screen can be changed in Stats Setup discussed under STATS SETUP Description on page 45 See Appendix C Onscreen Indicators on page 193 for a summary of indicators and their behavior 42 Operation Soft Keys There are five soft keys on this screen START RANGE RESTART STATS SETUP and CHANGE STATS START Pressing the START soft key begins data collection The statistics appear on the screen as the batch is collected see the following example Duration 00 10 STATS Elapsed 00 03 Live 22 2 Ww 22 2 W Max 22 2 W Std Dev 3 90 mw Wavelength 51 4 nm Gain OFF Smoothing OFF RANGE RESTART STATS CHANGE Auto Manual SETUP STATS STOP Figure 24 STATS Data Collection In Process Pressing the STOP
147. nt value SETUP All MEASURE screens Lower left corner Gain OFF 001 to 999 999 Displays ON or OFF SETUP All MEASURE screens Lower right corner Smoothing ON OFF Displays current value SETUP 193 LabMax TOP User Manual Bull s Eye Appears on Onscreen location Onscreen label Range of values Behavior Edited in Elapsed Appears on Onscreen location Onscreen label Range of values Behavior Edited in Duration Appears on Onscreen location Onscreen label Range of values Behavior Edited in Trigger Trigger Appears on Onscreen location Onscreen label Range of values Behavior Edited in Table 23 Onscreen Indicators Sheet 2 of 3 MEASURE POWER Upper right corner Icon Presence absence of dot N A N A STATS Upper right corner Elapsed N A Starts at 0 Begins countup when you press START STATS amp TREND Setup STATS Upper right corner below Elapsed Batch N A Displays the value indicated in the STATS Setup screen STATS amp TREND Setup MEASURE STATS TREND Whenever a pyroelectric sensor is connected Upper left above measurement value but below stats and trend Remaining indicator TRIGGER TRIGGER N A TRIGGER appears when a pulse is received If no other pulse is received after two 2 seconds TRIGGER is replaced by TRIGGER N A 194 Appendix C Onscreen Indicators Table 23 Onscreen Indic
148. of any message sent by the meter is limited to 4096 bytes 109 LabMax TOP User Manual Using the RS 232 Interface Data Flow Control Service Request Using the GPIB Interface IEEE 488 1 Interface Capabilities The host controls the flow of data from the meter using software flow control Software flow control uses standard bi directional XON XOFF methods for serial communication software flow control Flow control selection is user configurable The meter signals the host that data is available to read specifi cally when either the measurement data or error queues transition from empty to non empty The host waits for the service request marker ASCII ENQ or decimal 5 byte which will indicate that data is available Available data is either measurement data records or statistics data records see Sample Measurement Data Collec tion on page 160 or error records see Error Record Reporting and Collection on page 130 The service request marker is not sent when the meter sends a reply from a query ITEEE 488 1 is available only on the LabMax TOP w GPIB model Table 11 contains a list of the IEEE 488 1 Interface functions for the meter Table 11 TEEE 488 1 Interface Functions pa IN COM CIN Bus Controller functionality not supported 110 Service Request Using the USB Interface Service Request Binary Streaming Data Notation Conventions Syntax Host Interface Out going Servic
149. og output connector Speedup CONFigure SPEedup HOST Selects the speedup mode for the host interface 136 data output CONFigure SPEedup HOST Queries the speedup mode for the host interface 136 data output CONFigure SPEedup AOUT Selects the speedup mode for the analog output CONFigure SPEedup AOUT Queries the speedup mode for the analog output CONFigure SPEedup DISPlay Selects the speedup mode for the panel numeric 136 display CONFigure SPEedup DISPlay Queries the speedup mode for the panel numeric 136 display CONFigure SPEedup TUNE Selects the speedup mode for the panel tune 136 display CONFigure SPEedup TUNE Queries the speedup mode for the panel tune display Display Data Smoothing CONFigure AVERage PULSe Sets the display data smoothing window size in number of pulses 116 Host Interface Table 12 Host Command Quick Reference Sheet 5 of 10 CONFigure AVERage PULSe Queries the display data smoothing window size CONFigure AVERage TIME Sets the display data smoothing window size in seconds CONFigure AVERage TIME Queries the display data smoothing window size Wavelength Correction Enables or disables wavelength corrrection Queries wavelength corrrection Sets the operational wavelength CO O NFigure WAV Elength WAV Elength Queries the operational wavelength CONFigure WAV Elength LIST Sets the wavelength table entries for the meter CONFigure WAVElength LIST Queries the
150. oise The wait for trigger state indicates an absence of pulse triggers When a pulse is captured the trigger state becomes active and the wait for trigger state becomes inactive If no pulses are captured 40 Operation within 2 seconds since the last pulse was captured the wait for trigger state becomes active and the triggered state becomes inac tive The TRIGGER annunciator reads TRIGGER in the triggered state and TRIGGER in the wait for trigger state Pulse Sampling Pulse sampling refers to how many pulses are read within a series of pulses For example when receiving 2 500 pulses per second pulse sampling reads that is samples every third incoming pulse Table 4 shows how many pulses are sampled depending on the number of incoming pulses per second Table 4 Approximate Pulse Sampling Based on the Number of Incoming Pulses gt 10 000 Pulse sampling continues to approx 15 kHz but is not guaranteed to meet instrument specifications 41 LabMax TOP User Manual Statistics Pressing the STATS soft key from the MEASURE screen will display the screen in Figure 22 for thermopile or optical sensors or Figure 23 for pyroelectric sensors Duration 00 10 STATS Elapsed 00 00 Live 22 1w Max Std Dev Wavelength 51 4 nm Gain OFF Smoothing OFF START RANGE RESTART STATS CHANGE Auto Manual SETUP STATS Figure 22 STATS Thermopile and Optical Se
151. on to lock in the HORIZ value RESET Pressing this soft key resets the Max value 52 Bar Chart Operation Figure 33 shows an example Bar chart screen for thermopile and optical sensors Press the RESET soft key to reset the peak indicator maximum measured value and vertical scale When the Zoom scale factor is set to anything greater than 1X pressing the RESET soft key will also reset the x axis scale factors to center the indicator bar on the live value Live 22 2 w 0 50 Wavelength 514 nm Gain OFF Smoothing OFF VIEW Bar RANGE ZOOM Chart Auto 1X RESET Figure 33 TUNE Bar Chart Thermopile and Optical Sensors Soft Keys There are four soft keys on this screen VIEW RANGE ZOOM and RESET VIEW Pressing the VIEW soft key at the bottom of the TUNE screen toggles between the Bar chart and the Strip chart for more informa tion about Strip charts refer to Strip Chart on page 51 RANGE Available values thermopile and optical sensors Auto factory default and the allowable ranges for the attached sensor e Available values pyroelectric sensors Sensor dependent To adjust the range 1 Press the RANGE soft key 2 Tum the Selection knob to change the range value 3 When the desired value appears press the RANGE soft key or the ENTER SET button to lock in the RANGE value 53 LabMax TOP User Manual TRE
152. on and a sampling rate offers the flexibility of collecting data on the performance of a laser over a desired period of time while managing the quantity of data gathered Example If you are using a thermopile sensor you could set up the meter to log one data point per minute for seven days resulting in 10 080 data points Example If you are using a pyroelectric sensor and measuring pulses on a 1 kHz laser you could choose to log one point per 1000 pulses for a day resulting in 86 400 data points Depending upon the sensor and display units in use pressing the TREND SETUP soft key on the main TREND screen displays a screen similar to one of the following TREND Setup Display units Watts Duration 00 00 00 days hr min sec 7 7 samples every nn Sampling rate 10 hr min sec 00 00 01 Batch Size 100 Maximum Batch Size 466 033 lt lt 255 SAVE CANCEL Figure 46 TREND Setup Thermopile and Optical Sensors 69 LabMax TOP User Manual TREND Setup Display units Joules Duration o0000000k o pulses Sampling Rate q samples every 00001 pulses s Batch Size 10 Maximum Batch Size 466 033 lt lt gt gt SAVE CANCEL Figure 47 TREND Setup Pyroelectric Sensors Soft Keys There are four soft keys on this screen lt lt gt gt Previous Next direct
153. on when thermopile and optical sensors are attached Command TRIGger SOURce DEFault NTernal EXTernal BUS Default INTernal 158 Numeric Display Resolution Host Interface Query TRIGger SOURce Reply INTernal EXTernal BUS Internal Trigger Level This command sets the trigger level expressed as a percentage of full scale capability for pyroelectric sensors Command TRIGger LEVel DEFault 2 20 Default 5 Query TRIGger LEVel Reply 2 20 External Trigger Edge Select This command selects the external trigger edge The selected trigger edge is the external trigger event Command TRIGger SLOPe DEFault POSitive NEGative Default POSitive Query TRIGger SLOPe Reply POSitive NEGative Delay This command selects the external trigger delay time The internal trigger happens at the time marked by the external trigger delay time after the selected external trigger edge The trigger delay time units are microseconds Command TRIGger DELay DEFault 0 1000 Default 0 Query TRIGger DELay Reply 0 1000 Front panel numeric display resolution is configurable from among the following set of display digit counts 3 4 and 5 Thermopile This command sets the number of display digits used when a ther mopile sensor is attached 159 LabMax TOP User Manual Sample Measurement Data Collection Data Gating Command CONFigure RESolution THERmopile DEFault 3 4 5 Default 3 Query CONF
154. ons on page 185 The batteries used in this product are in compliance with the EU Directive 2006 66 EC EU Battery Directive Additionally the Lithium Ion rechargeable battery pack used in this product has been evaluated and tested to ensure compliance with the Fourth Revised Edition of the UN Manual of Tests and Criteria Sec 38 3 Lithium Batteries ST SC AC 10 11 Rev 4 more commonly known as the UN T1 T8 Transportation tests and has been found to comply with the stated criteria Table 2 Batteries Contained in this Product y 4400 mAH battery pack Dispose of batteries according to local regulations Do not dispose as normal waste Consult your local waste authorities for guidance 25 LabMax TOP User Manual Lay the meter face down on a flat surface and open the stand Open the battery cover Carefully lift the battery pack to expose the battery connector Be careful to not pull the wires out of the battery connector Push down on the tab and pull the battery connector out of the socket ds Battery Connector e Remove the battery pack When installing a new battery pack make sure the battery connector is pressed back into the socket and the wires are situated under the battery pack Figure 11 Battery Pack Replacement AC Adapter Using an AC adapter prolongs battery life LabMax automatically senses when an adapter is being used 26 Operation OPERATION This section discuss
155. option repair or replace the Product or any component found to be defective If the Product must be replaced and the Product is no longer available for sale Coherent reserves the right to replace with an equivalent or better Product This warranty applies only to the original purchaser and is not transferable 182 Warranty Limitations Obtaining Service Calibration and Warranty The foregoing warranties shall not apply and Coherent reserves the right to refuse warranty service should malfunction or failure result from Damage caused by improper installation handling or use Laser damage including sensor elements damaged beyond repair Failure to follow recommended maintenance procedures Unauthorized product modification or repair Operation outside the environmental specifications of the product Coherent assumes no liability for Customer supplied material returned with Products for warranty service or recalibration THIS WARRANTY IS EXCLUSIVE IN LIEU OF ALL OTHER WARRANTIES WHETHER WRITTEN ORAL OR IMPLIED COHERENT SPECIFICALLY DISCLAIMS THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE IN NO EVENT SHALL THE COMPANY BE LIABLE FOR ANY INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES IN CONNECTION WITH ITS PRODUCTS In order to obtain service under this warranty Customer must notify the Company of the defect before the expiration of the warranty period and make suitable a
156. ot active in this mode When a pulse is received the READY indicator in the upper left of the screen changes to CALCULATING the position indicator shows 34 Operation the beam position in the crosshairs of the bulls eye target quad sensors only and a plot of the thermopile response begins as shown below MEASURE ENERGY CALCULATING 5 2 mW Wavelength 1 064 um Gain OFF TRIGGER UNITS Low Joules Figure 17 MEASURE ENERGY Thermopile Sensors Long Pulse Active Once the calculation has been completed the new Joules value is displayed the CALCULATING indicator is replaced with READY and the plot stops Figure 18 At this point the meter is ready to receive another pulse MEASURE ENERGY READY 3 11 mi 5 2 mW var Wavelength 1 064 ym Gain OFF TRIGGER UNITS Low Joules Figure 18 MEASURE ENERGY Thermopile Sensors Long Pulse After Pulse Soft Keys There are three soft keys on this screen TRIGGER UNITS and STATS 35 LabMax TOP User Manual Pyroelectric Sensors TRIGGER Available values Low factory default Medium and High The purpose of the TRIGGER is to filter out ambient noise Low the most sensitive of the three values does the least filtering If that value produces an excessive number of false triggers while taking a reading select the Medium or High value
157. ot mixed per process Before using any methods or properties in the control you must call the Initialize method This method sets up the necessary member variables to enable proper connection to the meter s Likewise when the connection is no longer needed you must call the DeIni tialize method The Delnitialize disconnects from any attached meters and enables the caller to call Initialize again without destroying the control Note that calling DeInitialize to disconnect meters will not cause the MeterRemoved event to fire If you want to receive this event call DisconnectFromMeter before calling Delnitialize The command set is based on the SCPI Standard A major deficiency of SCPI is that commands and queries do not have defined replies and illegal commands and queries are silently ignored except for standard error queuing To have a more robust method of communi cation this control establishes a command query handshaking protocol which allows it to immediately identify an illegal command query and reflect this through the interface For more information see the specification for SendCommandOrQuery on page 176 To support the command query and reply handshaking protocol a queue is implemented that contains strings received from the meter after a command query has been sent This queue is flushed if you send another command query to the meter It is up to you to know how many calls to GetNextString are needed to re
158. pletion of the reply transmission The error queue is empty The queued error record count is zero Command none Query SYSTem ERRor ALL Reply lt all available error record s gt 132 All Error Clear Measurement Setup and Control Measurement Mode Select Power Measurement Units Select Display Mode Select Host Interface This command clears all error records in the error queue Command SYSTem ERRor CLEar Query none The meter may be configured to measure data through the host inter face or the front panel Many of the setup commands have an iden tical corresponding host command This command sets the meter measurement mode to select either power Watts or energy Joules measurement mode Command CONFigure MEASure DEFault J W Default W Watts mode when a thermopile or optical sensor is attached and J Joules mode when a pyroelectric sensor is attached Query CONFigure MEASure Reply JW The command is ignored when an optical sensor is attached or if a valid sensor is not attached This command sets the display measurement units for power measurements Watts or dBm Command CONFigure PUNits DEFault W DBM Default W Watts Query CONFigure PUNits Reply WIDBM This command sets the display mode Command CONFigure DISPlay PRImary Command CONFigure DISPlay STATistics Command CONFigure DISPlay PSTability Command CONFigure DISPlay TUNE Command CONFigure DISPlay TRENd
159. ptical sensor is attached CONFigure RESolution OPTical Queries the number of display digits used when an 160 optical sensor is attached CONFigure RESolution PY Roelectric Sets the number of display digits used when an 160 optical sensor is attached Queries the number of display digits used when an 160 optical sensor is attached Enables measurement data collection Disables measurement data collection 120 Host Interface Table 12 Host Command Quick Reference Sheet 9 of 10 Data Query FETCh NRECords FETCh NEXT FETCh ALL FETCh MISSing COMMAND Statistics Data Gating STATistics INITiate STATistics ABORt Statistics Data Query STATistics FETCh NRECords STATistics FETCh NEXT STATistics FETCh ALL STATistics FETCh MISSing COMMAND Display Contrast DISPlay CONTrast DISPlay CONTrast Display Text DISPlay TEXT Text Clear DISPlay CLEar Queries the number of unread data records avail 161 able at the time of the query Queries the next unread available measurement 161 data record s at the time of the query Queries all unread available measurement data 162 records at the time of the query Queries the missing data count due to a measure 162 ment data transmission queue full condition STATISTICS DATA COLLECTION Enables statistical data collection 163 63 Disables statistics data collection 1 Queries the current number of unread statistics 163 data records available Qu
160. r flags unsigned int pulsePeriodUS unsigned int sequenceNumber The corresponding VARIANT array is array 0 4 byte float in Labview Single Precision array 1 4 byte float array 2 4 byte float array 3 1 byte unsigned in Labview Unsigned Byte array 4 1 byte unsigned array 5 1 byte unsigned array 6 1 byte unsigned array 7 4 byte unsigned in Labview Unsigned Long array 8 4 byte unsigned 180 Calibration and Warranty CALIBRATION AND WARRANTY Calibration Coherent Calibration Facilities and Capabilities This section discusses Calibration this page e Coherent calibration facilities and capabilities this page Limited warranty page 182 Extended warranty page 182 Warranty limitations page 183 Obtaining service page 183 Product shipping instructions page 184 Coherent laser power and energy meters are precision instruments capable of delivering very accurate measurements as well as providing many years of useful service To maintain this high level of performance it is important to have your measurement system serviced and recalibrated once a year As the largest laser manufacturer in the world Coherent has been able to build state of the art calibration facilities containing the widest possible range of laser types and technologies This enables us to perform instrument and sensor calibration under virtually any combination of wa
161. re exceeded 124 Backlight Control Power Auto Off Host Interface On Off State This command controls the backlight on off state The backlight automatically turns off at the expiration of the backlight auto off timer if the backlight auto off is enabled Command DISPlay BACKlight DEFault ON OFF Default ON Query DISPlay BACKlight Reply ON OFF Auto Off Mode The meter can be configured to automatically turn off the backlight after the specified front panel idle period The backlight timeout value is expressed in minutes rounded to the nearest integer Speci fying OFF disables the backlight timeout timer Under AC Power This command controls the LCD backlight auto off timeout timer when the meter is under AC power Command SYSTem OPTion BACKlight AOFF ACPower DEFault OFF 1 60 Default OFF Query SYSTem OPTion BACKlight AOFF ACPower Reply OFF 1 60 Under Battery Power This command controls the LCD backlight auto off timer when the meter is under battery power Command SYSTem OPTion BACKlight AOFF BPO Wer DEFault OFF 1 60 Default OFF Query SYSTem OPTion BACKlight AOFF BPO Wer Reply OFF 1 60 This command sets the power auto off timeout when the meter is under battery power The power auto off timeout value is expressed in minutes rounded to the nearest integer The meter can be config ured to automatically power off after the specified front panel idle period when the meter is u
162. records available Command none Query FETCh NEXT lt record count gt Default not applicable Reply lt next available record s gt Fetch All Available Records This query gets all unread available measurement data records at the time of the query No reply is transmitted if there are no measure ment data records available Command none Query FETCh ALL Reply lt all available records gt Fetch Missing Data Count This query gets the missing data count due to a measurement data transmission queue full condition Command none Query FETCh MISSing Reply lt integer count of missing data records gt The host has control over when statistics data is queued for reading from the host interface Statistical data collection is available only when statistics is active on the meter at which time statistics data collection can be enabled or disabled using the STATistics INITiate and STATistics ABORt commands respectively Data collection is enabled after a STATistics INITiate command Data collection is disabled after a STATistics ABORt command Statistical data records are queued for transmission as the meter generates statistics data while statistics is active and data collection is enabled 162 Statistics Data Query Host Interface For more information refer to Continuous Data Delivery Mode on page 158 The host gating commands do not affect front panel operation Statistics Initiate Command
163. rend view mode Joules Watts mode Trigger slope Meter auto off time Trigger source Meter on off state Tune view mode Numerical display resolution Wavelength correction on off state Position stability graph duration Wavelength of operation Position stability view mode Host communication port Trigger level Pressing the SAVE CONFIG soft key on the main SETUP screen displays the following screen SETUP Save Current Config Rotate Knob to chi letter 4 5 6 7 8 9 space ea Press to select BACK SPACE SAVE EXIT Figure 74 SETUP Save Current Config 98 Manage Configs Operation To create a new configuration file name l Select the first character of the file name by turning the Selec tion knob and then pressing the ENTER SET button when the desired letter or number is highlighted The character will appear in the blank box immediately below the screen heading To delete a character use the BACKSPACE soft key 2 Repeat step 1 until the entire file name appears in the box 3 Press the SAVE soft key to save the new file name exit Save Current Config mode and display the SETUP Manage Configs screen discussed next Pressing the EXIT soft key at any time will display the main SETUP screen This screen allows you to work with previously created configura tion files Pressing the MANAGE CONFIGS soft
164. rigger threshold has been set to 8 shown as a dashed line Pulse A will definitely not generate a reli able trigger Pulse B may generate a trigger but not reliably Pulses C and D will definitely generate reliable triggers Definitely will not trigger May trigger but not reliable Definitely will trigger Figure 21 Internal Trigger Threshold A full scale signal on one range may not trigger on the next higher range unless the trigger level is set to less than 10 For example a near full scale signal of 280 mJ on the 300 mJ range is less than 10 of full scale on the next higher range 3J and would therefore not trigger the reading To obtain reliable triggering in this instance adjust the trigger level to less than 8 The trigger is synchronous with the leading edge of the pulse but the actual peak is determined algorithmically by sampling the input signal near the trigger From the trigger point forward the algorithm searches for peaks and from the trigger point back it searches for a baseline The trigger state is always displayed when a pyroelectric sensor is attached and the trigger source is set to Internal Two annunciators indicate the trigger state of the meter TRIGGER and the segment that follows it There are two possible trigger states when a pyroelectric sensor is attached triggered and wait for trigger The triggered state indicates that the meter is capturing laser pulses or is triggering on n
165. ro in a more stable environment or select a different range Pressing the SETUP button on the front panel will display the main SETUP screen Figure 48 Turn knob to select item Press ENTER to edit 9 Display smoothing Auto Speedup Area correction OFF Gain compensation OFF Wavelength correction 1064 nm Wavelength table edit Power measure units Resolution SAVE MANAGE CONFIG CONFIGS Figure 48 SETUP On the SETUP screen a diamond indicator appears to the left of the currently selected item To change the value of an item turn the Selection knob to move the indicator up or down the list and when the bullet is next to the desired item press the ENTER SET button the Selection knob to select that item See Figure 8 on page 20 for the location of the Selection knob all buttons and the soft keys Depending on which item is selected editing will be available either on a list that appears to the right of the selected item or on a new screen that will automatically open when an item is selected To leave SETUP Press the EXIT soft key directly below the LCD first key on the right or 72 Display Smoothing Operation Press the MEASURE TUNE or TREND button Unless a setting is incompatible with the attached sensor all SETUP parameters remain in effect even if the meter is shut down and powered up at a later
166. rrangements for the performance of service The Company shall in its sole discretion determine whether to perform warranty service at the Customer s facility at the Company s facility or at an authorized repair station If Customer is directed by the Company to ship the product to the Company or a repair station Customer shall package the product to protect from damage during shipping and ship it to the address specified by the Company shipping prepaid The customer shall pay the cost of shipping the Product back to the Customer in conjunction with recalibration and recertification the Company shall pay the cost of shipping the Product back to the Customer in conjunction with product failures within the first twelve months of time of sale or during an extended twelve month warranty period A Returned Material Authorization number RMA assigned by the Company must be included on the outside of all shipping packages and containers Items returned without an RMA number are subject to return to the sender 183 LabMax TOP User Manual LOCATION USA For the latest Customer Service information refer to our website www Coherent com Detailed instructions on how to prepare a product for shipping are given under Product Shipping Instructions below Table 18 Coherent Service Centers 1 800 343 4912 503 454 5777 info_service Coherent com 49 6071 968 0 49 6071 968 499 info service Coherent com 503 454 5700 503 454 577
167. rsion Soft Keys There are three soft keys on the main SETUP screen SAVE CONFIG MANAGE CONFIGS and EXIT SAVE CONFIG Refer to Save Current Config on page 97 96 Operation MANAGE CONFIG Refer to Manage Configs on page 99 EXIT Pressing this soft key will exit SETUP and display the screen last viewed prior to entering SETUP mode Detailed This section provides in depth information about specific topics that Procedures were briefly discussed earlier Save Current Config This function saves a custom configuration file that records the meter settings listed in the following table Table 10 Custom Configuration File Meter Settings Sheet 1 of 2 Display smoothing on off state for thermopile and Statistics sub sample rate for pyroelectric sensors optical sensors Display smoothing window size for pyroelectric sensors Statistics sub sample rate for thermopile and optical sensors 97 LabMax TOP User Manual Table 10 Custom Configuration File Meter Settings Sheet 2 of 2 Display smoothing window size for thermopile and Trend batch size for pyroelectric sensors optical sensors External trigger delay Trend batch size for thermopile and optical sensors Favorite wavelength list Trend display sub mode Gain compensation factor Trend sub sample rate for pyroelectric sensors Gain compensation on off state Trend sub sample rate for thermopile and optical sensors GPIB address LabMax TOP w GPIB meters only T
168. s is the maximum sampling rate possible Pyroelectric energy sensors have a factory default sample rate of one sample per laser pulse Using the STATS Setup screen lets you set the meter so that 1t does not sample every single laser pulse To change the current stat settings press the STATS SETUP soft key Depending on the type of sensor attached to the meter and the measurement being taken one of the following STATS Setup screens will appear Thermopile or optical sensor Figure 27 Pyroelectric sensor measuring power Figure 28 Pyroelectric sensor measuring energy Figure 29 STATS Setup Display units Watts Duration 00 00 00 10 days hr min sec i samples every nn Sampling rate 10 hrimin sec 00 00 01 Batch Size 100 lt lt gt gt SAVE CANCEL Figure 27 STATS Setup Thermopile and Optical Sensors STATS Setup Display units Watts Duration 0000000010 pulses A sample every Sampling rate 1 pulse 00001 Batch Size 10 e gt gt SAVE CANCEL Figure 28 STATS Setup Pyroelectric Sensors Power 46 Display units Duration Sampling rate STATS Setup Joules 0000000010 pulses 1 samples every 00001 pulse s Batch Size lt lt gt gt SAVE CANCEL
169. s mode Command CONFigure STATistics BSIZe TIME DEFault 00 00 01 24 00 00 Default 00 01 00 Query CONFigure STATistics BSIZe TIME Reply 00 00 01 24 00 00 Sampling Rate Pulse Event Based Measurements This command sets the statistics sampling rate which takes effect at the end of the current statistical batch The sampling rate units are expressed pulses rounded to the nearest integer This command applies only under one of the following conditions a pyroelectric sensor is attached a thermopile sensor is attached and Joules mode is selected 141 LabMax TOP User Manual Measurement data is added to the batch on a sub sampled basis ranging from as low as 1 pulse added per 99999 measured to as high as 1 pulse added per 1 measured The statistics sampling rate will indicate the number of pulses that will be measured for every one pulse added to the batch Command CONFigure STATistics RATE PULSe DEFault 1 99999 Default 1 Query CONFigure STATistics RATE PULSe Reply 1 99999 Time Based Measurements This command sets the statistics sampling rate which takes effect at the end of the current statistical batch The sampling interval rate is expressed in units of samples per second This command applies only when a thermopile or optical sensor is attached and is in Watts mode The sampling rate is 1 2 5 or 10 max samples sec The true sampling rate is integer submultiples of 10 samples sec as
170. s the source value as shown in Figure 63 will display editable fields next to Delay and Trigger Edge Continue to step 5 Press the ENTER SET button to move the highlight to the Delay field Turn the Selection knob to change the value The directional arrow soft keys lt lt and gt gt can be used to move the highlight to a different digit within the Delay field before using the Selection knob to change the value Press the ENTER SET button to lock in the Delay value and move the highlight to Trigger Edge field Turn the Selection knob to select a value Press the EXIT soft key to save all the Trigger values exit Trigger mode and return to the main SETUP screen 87 LabMax TOP User Manual Communications Use Communications to define the host interface type that will be used to communicate with a PC The factory default is USB If you cannot communicate with the meter via a PC the most likely reason is that the Communications type is not set correctly on this screen SETUP 11 11 AM Turn knob to select item Press ENTER to edit Wavelength correction 1064 nm Wavelength table edit Power measure units Watts Resolution 3 digits Analog output 2V Trigger Internal Communications USB Date time 07 10 07 SAVE MANAGE CONFIG CONFIGS Figure 64 SETUP Communications Available values See the following ta
171. se error 201 An attempt to rename a file or directory to a file or directory that already exists will raise error 202 or 203 depending if the original file is a directory or a file An attempt to rename a file being populated by the currently active trend cycle will raise error 101 An attempt to 149 LabMax TOP User Manual rename a file open for file transfer will raise error 101 An attempt to rename a file or directory when the storage media is full will raise error 254 Command MMEMory REName lt quoted original file or directory name gt lt quoted new file or directory name gt Default not applicable Query None Copy File This command copies a source file to a destination The lt quoted source gt parameter indicates a relative or absolute source path to an existing file The lt quoted destination gt parameter may indicate a relative or absolute path to a new non existent destination file or an existing destination directory The current working directory is assumed if the directory component of either source or destination path is omitted A duplicate of the source file is created with the destination file name in the specified directory if the destination parameter represents a file A duplicate of the source file is created with the same source file name in the specified directory if the desti nation parameter represents a directory Copying a file requires that the CST file name extension be specified for sourc
172. sing the EXIT soft key at any time will save the current values and return to the main SETUP screen 91 LabMax TOP User Manual Energy Savings SETUP 11 11 AM Turn knob to select item Press ENTER to edit Analog output 2V Trigger Internal Communications USB Date time 07 10 07 Energy savings Screen contrast Serial No 123456789 Version 1 1 Jul 1 2007 SAVE MANAGE CONFIG CONFIGS Figure 68 SETUP Energy Savings Available values See the following table Table 9 Energy Savings Ranges and Factory Defaults SETTING RANGE FACTORY DEFAULT Backlight Auto Off OFF ON 1 to 60 min idle Battery OFF AC OFF Meter Auto Off OFF ON 1 to 60 min idle Battery OFF AC N A To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Energy Savings Figure 68 92 Operation 2 Press the ENTER SET button to Display the SETUP Energy Savings screen Figure 69 SETUP Energy Savings Turn knob to change value and press ENTER On battery Backlight Auto off ON 01 min idle Meter Auto off ON 15 min idle On AC Power Backlight auto off ON 01 min idle lt lt gt gt EXIT Figure 69 SETUP Energy Savings Changing the Values 3 Turn the Selection knob to change a value Selecting ON as a
173. st value gt 164 Display Text Text Clear Meter and Sensor Device Information Meter Host Interface This command sets the display text in the measurement display area When text is displayed through the host interface it remains until it is cleared from the front panel changed again from the host inter face or until a display clear DISP CLE is sent The string is displayed centered Oversized strings are left and right truncated All text within the quoted string is displayed The characters acceptable for the lt quoted display text gt are from the set of all 7 bit ASCII characters starting with and including the space character 20 hex and up to and including the tilde character 7E hex except for the double quote character 22 hex The double quote character is reserved to close the quote of the lt quoted display text gt Any characters that follow the closing double quote are not displayed and are discarded Command DISPlay TEXT lt quoted display text gt Query none This command clears the display text and enables measurement data to be displayed live This command should also be used to clear dismissible error displays on the LCD Command DISPlay CLEar Query none The meter and any compatible sensors can be queried for device information for the purposes of unit identification and quality control Date and Time Current Time The command sets the time maintained within the meter The query
174. sting directory will raise error 202 An attempt to create a direc tory using the name of an existing file will raise error 202 An attempt to create a new directory when the storage volume is full will raise error 254 Command MMEMory MDIRectory lt quoted directory name gt Default not applicable Query None Delete File This command deletes a file The command argument is a quoted string indicating the file including the csv file name extension An attempt to delete a non existent file will raise error 201 An attempt to delete a file being populated by the currently active trend cycle will raise error 101 An attempt to delete a file open for file transfer will raise error 101 Command MMEMory DELete lt quoted file name gt Default not applicable Query None Remove Directory This command removes a directory An attempt to remove a direc tory that does not exist will raise error 200 An attempt to remove a directory that contains files or subdirectories will raise error 204 Command MMEMory RDIRectory lt quoted directory name gt Default not applicable Query None Rename File or Directory This command renames a file or directory Only directories and csv files may be renamed using this command Renaming a file requires that the csv file name extension be specified for both the original file name and the new file name An attempt to rename a file or directory that does not exist will rai
175. t 1 Query SYSTem COMMunicate GPIB ADDRess Reply 1 30 129 LabMax TOP User Manual USB Port Specific Error Record Reporting and Collection Binary Streaming Data This command enables the transmission of binary streaming data on the USB interface Command SYSTem COMMunicate USB STREam DEFault ON OFF Default OFF Query SYSTem COMMunicate USB STREam Reply ON OFF Programming and system errors will occasionally occur while testing or debugging remote programs and during measurement Error strings will follow the SCPI Standard for error record defini tion lt error code gt lt quoted error string gt lt CR gt lt LF gt The host queries for errors in two steps First the host queries for the number of error records available N and second the host queries N times for the error records Errors are stacked up to 20 deep In the case of error overflow the last error in the error list is an indication of error overflow The possible error strings are shown in Table 14 Table 14 Error Codes and Description Strings Sheet 1 of 2 ERROR CODE NUMBER QUOTED ERROR STRING ERROR DESCRIPTION Meter internal memory is exhausted a 10 System error Unexpected unrecoverable hardware or software fault 254 Media full No more storage available on the mass storage volume Execution error Command is out of order oO SN error No error O O command query The command or query is not recog nized
176. the internal sensor sampling rate is fixed at exactly 10 samples sec Command CONFigure STATistics RATE FREQuency DEFault 1 157E 5 1 0E1 Default 1 0E1 Query CONFigure STATistics RATE FREQuency Reply 1 157E 5 1 0E1 Restart Mode This command selects the action to be taken at the end of a statistical batch AUTomatic begins a new batch immediately upon logging the data from the previous batch MANual requires the start signal see Start a New Batch on page 142 Command CONFigure STATistics R MOde DEFault MANual AUTomatic Default MANual Query CONFigure STATistics RMOde Reply MAN AUT Batch Initiation and Termination Start a New Batch This command terminates the current statistical batch and starts a new one Command CONFigure STATistics STARt 142 Position Stability Mode Control Host Interface Query None The command is ignored if statistics display mode is not active Stop a Batch This command terminates the current statistical batch if a batch is in progress Command CONFigure STATistics STOP Query None The command is ignored if statistics display mode is not active or a batch is not in progress Cycle Duration This command sets the position stability cycle time which takes effect at the end of the current position stability cycle The position stability cycle time is expressed in units of hours minutes seconds Each numeric component of hours minutes seconds must be an integer
177. the ENTER SET button to lock in the RANGE value UNITS Pressing the UNITS soft key toggles the measurement units between Watts and Joules STATS Refer to Statistics on page 42 for information about the STATS menu Over Temperature Condition thermopile sensors only Whenever the meter detects a sensor over temperature condition a Sensor Over Temp dialog message appears on the screen This message does not appear unless a sensor over temperature condition exists If a Sensor Over Temp message appears on the screen turn the laser off immediately and let the sensor cool down 29 LabMax TOP User Manual Thermopile Quad Sensors Figure 13 shows an example of how the MEASURE POWER screen looks when a thermopile quad sensor is connected to the meter In addition to the live display there is a positional target that is used to make sure the beam is aligned to the center of the sensor before taking a measurement The outer edge of the bulls eye target repre sents the outer edge of the sensor s active area MEASURE POWER 9 4 Wavelength 51 4 nm Gain OFF Smoothing OFF TARGET RANGE UNITS POSITION Small Auto Watts STABILITY STATS Figure 13 MEASURE POWER Thermopile Quad Sensors This screen contains the live reading and also shows the following indicators Wavelength Gain and Smoothing A summary of indi cator behavior is provided in Appendix C Onscr
178. the top range value Command CONFigure RANGe SELect lt maximum expected measurement gt Default not applicable 139 LabMax TOP User Manual Statistics Mode Control Query CONFigure RANGe SELect MA Ximum MINimum Reply lt granted full scale range gt Using the optional MAX and MIN parameters will result in the maximum or minimum available range respectively It is possible that the range returned from the query will not be the same as the range selected if auto ranging is active Auto Range Enable Disable State This command enables or disables automatic selection of the meter measurement range The meter hunts for the best measurement range for the current sensor and laser conditions when auto ranging is active The hunt procedure may require several samples to arrive at the best range Auto ranging applies only when a thermopile or optical sensor is attached Command CONFigure RANGe AUTO DEFault ON OFF Default OFF Query CONFigure RANGe AUTO Reply ON OFF Sets statistics calculation parameters to be used in the statistics oper ating mode Display Item Select This command selects the statistics display items which takes effect at the end of the current statistical batch The data argument is a comma separated list of one or more tokens shown below At least one token must be specified The tokens may be specified in any order Duplicated tokens are ignored Error 101 is raised if the list length exceeds
179. tion To change the zoom 1 Press the ZOOM soft key 2 Turn the Selection knob to select a new zoom level 3 When the desired value appears press the ZOOM soft key or the ENTER SET button to lock in the ZOOM value 57 LabMax TOP User Manual TREND Screen After Data Collection VIEW The VIEW soft key toggles between Fit and Scroll It is possible to toggle back and forth between Fit and Scroll during data collection e Fit Fits the entire duration on the X axis in one screen The collected data is decimated to allow it to be viewable on a single screen Scroll Pages the data After the trend is completed the data on previous pages can be viewed If viewing in Scroll mode turn the Selection knob to scroll back through the data In this viewing mode every logged data point is visible Figure 36 shows and example of what the TREND screen looks like after data collection Duration 00 10 Elapsed 00 07 Lie 22 2 w Std Dev 2 63 mW Min 10 4 W Mean 14 3 W Max 21 5 W har Figure 37 TREND After Data Collection Soft Keys There are four soft keys on this screen RESET SAVE DATA ZOOM and VIEW RESET Pressing the RESET soft key stops batch collection clears the screen and displays the soft keys described under the heading TREND on page 54 58 Operation SAVE DATA Pressing this soft key displays the following screen TREN
180. tors onscreen 193 Installation Software 5 Instructions product shipping 184 Internal triggering mode 39 L Limited warranty 182 M Manage configs 99 MEASURE Button 27 Detailed procedures 49 POSITION STABILITY 49 Energy pyroelectric sensors 36 Power 28 Optical sensors 31 Thermopile quad sensors 30 Thermopile sensors 28 Statistics 42 Measure Energy 32 Power 28 Measurement Data collection 160 Setup and control 133 Measuring Energy with a pyroelectric sensor Quick Start 11 Power with a thermopile or optical sensor Quick Start 10 Meter and sensor device information 165 Mini USB connector 20 Mode internal triggering 39 Moving a file to the USB flash drive Quick Start 13 O Onscreen indicators 193 Optical sensors 31 Over temperature condition 29 Overview product 15 P Panel Front 18 Rear 21 Side 20 Persistent parameters 187 Positiion stability 49 Power Jack connector 21 Measure units 83 On off button 19 Preface xi Product Compliance RoHS xi U S export control laws xi Features 16 Overview 15 Shipping instructions 184 Specifications 185 Publication updates xi Pulse sampling 41 Pyroelectric sensors 36 Q Quick Start Measuring energy with a pyroelectric sensor 11 Measuring power with a thermopile or optical sensor 10 Moving a file to the USB flash drive 13 Saving data to a file on the local drive 12 R Rear panel 21 Analog out connector 22 Ext trig connector 22 Replacement battery
181. trieve the strings in the queue and that the data in the queue is lost if you initiate another command query without retrieving the data from the previous query 171 LabMax TOP User Manual Quick Reference Below is a summary of the properties methods and events exposed in the control CommunicationMode RS232Settings GPIBSettings SerialNumber Specifies whether USB RS 232 or GPIB is used EN Specifies port settings for a specific meter 174 Specifies board index for the GPIB board Rica Retrieves serial number for a specific meter MEN METHODS Initialize Delnitialize SendCommandOrQuery GetNextString ConnectToMeter DisconnectFromMeter CO E E O e EE S Fenns sareret S C EN Disconnects from a specific meter 173 174 175 175 176 176 176 177 178 78 MeterAdded MeterRemoved AsynchronousNotification USBStreamingPacket Detailed Reference A streaming measurement data packet is available Below is detailed information on the properties methods and events exposed in the control Some of the properties and all of the methods and events have a parameter called iMeterIndex The iMeterIndex parameter contains a value specific to the communication mode setup by the CommunicationMode property The following values are valid for the iMeterIndex parameter USB CommunicationMode Valid inputs are 0 to 127 The control automatically det
182. ts TREND Create NeW Foldet sit latas 68 TREND Setup Thermopile and Optical Sensors ooocoonnconnncnnnncnnonconnconnconncconncconocanoconnnos 69 TREND Setup Pyroe leccion 70 A E E A clea nde t Tag A araah deat eae tice aa eI cel cna ers tae 72 SETUP Display MOON es 73 SETUP Display Smoothing Thermopile and Optical Sensors Manual Mode 74 SETUP Display Smoothing Pyroelectric Sensors Manual Mode cooconcnncnncnnonnnccnnncns 74 SETUP PEI o N 75 SETUP Area A o e a ara 76 SETUP CACAO A aa 79 SETUP Wavelength Cotr cto surni is 80 SETUP Wavelength Table Pd 81 SETUP Edit Wave leno ti Tabla a i ai 82 SETUP Edit Wavelength Table Adding a Wavelength o ooonoccnnccninconococoncconcconncconncnns 82 SETUP Power Measure e o R E 83 SETUP Resolutions ncen en a o 84 SETUP Analog O tp ts A An ent A E EER 85 SETUP Trigg E rs ad A 86 SETUP Trigger Changing the Valle hu ta 87 SETUP C mmunicatonS a n a o 88 SETUP Communications Changing the Values ooooonnccnnnccinocanonanocononcconnnconccnnncnnncconncnns 89 SETUP Date Time n eiee a Ol 90 SETUP Date Time Changing the Values said A 91 SETUP En rgy Savings i nouo aer nia A A E ie ae E E de a E 92 SETUP Energy Savings Changing the Values cccsscssssssssscsecsstcesssseccssecesscesensens 93 SETUP Scheer Contrasta ies dida 94 SETUP Screen Contrast Changing the Values hi 95 A A EE TAE E E AE 96 SETUP Versi 96 SE LUP Save Curr
183. tted as 3E for pyro electric sensors and 4E for all other sensor types DEV standard deviation of the batch formatted as 3E MIN minimum measurement of the batch MAX maximum measurement of the batch formatted as 3E for pyroelectric sensors and 4E for all other sensor types DOSE formatted as 3E and only valid when a pyroelectric sensor is attached MISSED missed pulse count formatted as a decimal integer valid only when a pyroelectric sensor is attached with external triggering selected or 0 otherwise SEQ batch sequence number incremented once for each new set of batch results and formatted as a decimal integer The delivery of these data records may be configured as a buffered stream of batch results or simply the last batch result recorded see Continuous Data Delivery Mode on page 158 The host may configure Data ID tags to be prepended to each data value in a record see Sample Data Value Set Send on page 155 and Data Value Headers on page 158 The presentation of the data items in a statistics data record is fixed in the following order AVG DEV MIN MAX DOSE MISSED SEQ The labels in the former list will also serve as data header strings see Data Value Headers on page 158 If an error Over range Baseline clip etc occurs while a batch measurement sample is being taken the batch may not be valid This situation is indicated by a returned avera
184. ual External triggers can be selected as negative or positive and a trigger delay can be entered if the laser pulse occurs after the external trigger event SETUP 11 11 AM Turn knob to select item Press ENTER to edit Wavelength correction 1064 nm Wavelength table edit Power measure units Watts Resolution 3 digits Analog output 2V Trigger Internal Communications USB Date time 07 10 07 SAVE MANAGE CONFIG CONFIGS Figure 62 SETUP Trigger Available values See the following table Table 6 Trigger Range and Factory Defaults SETTING RANGE FACTORY DEFAULT To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Trigger Figure 62 86 2 Turn knob to change value and press ENTER Operation Press the ENTER SET button to display the SETUP Trigger screen Figure 63 SETUP Trigger Source External Delay 0000 us Trigger edge Positive lt lt gt gt EXIT Figure 63 SETUP Trigger Changing the Values Turn the Selection knob to change the value of the source If you select Internal as the source press the EXIT soft key to save the value exit Trigger mode and return to the main SETUP screen there are no other option selections available Selecting External a
185. ure units Watts Resolution 3 digits 4 SAVE CONFIG MANAGE CONFIGS Figure 59 SETUP Power Measure Units Available values Watts factory default and dBm To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Power Measure Units Press the ENTER SET button to highlight the value field Figure 59 Turn the Selection knob to change the value 83 LabMax TOP User Manual 4 Press the ENTER SET button to save the value and exit Power Measure Units mode Resolution SETUP 11 11 AM Turn knob to select item Press ENTER to edit Wavelength correction Wavelength table edit 4 digits 5 digits Resolution 3 digits Power measure units Analog output 2V Trigger Internal Communications USB Date time 07 10 07 SAVE MANAGE CONFIG CONFIGS Figure 60 SETUP Resolution Available values See the following table Table 5 Sensor Resolution Ranges SENSOR TYPE RANGE FACTORY DEFAULT To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Resolution 2 Press the ENTER SET button to display a dropdown list of available resolutions similar to the list shown in Figure 60 above 3 Turn the Selection knob to highlight th
186. values are sent when sample data 155 records are reported over the host interface 119 LabMax TOP User Manual Table 12 Host Command Quick Reference Sheet 8 of 10 CONFigure READings HEADers Selects whether or not data value identification strings will prefix data values reported over the host interface CONFigure READings HEADers Queries whether or not data value identification strings will prefix data values reported over the host interface CONFigure READings CONTinuous Selects if data delivery is presented in a contin uous stream or the last available data record CONFigure READings CONTinuous Queries type of data delivery Trigger Parameters TRIGger SOURce Selects the trigger source TRIGger LEVel Sets the trigger level TRIGger LEVel Queries the trigger level i i 158 158 158 TRIGger SOURce Queries the trigger source 158 159 159 TRIGger SLOPe Selects the external trigger edge 159 159 159 159 159 159 TRIGger SLOPe Queries the external trigger edge TRIGger DELay Selects the external trigger delay time TRIGger DELay Queries the external trigger delay time Numeric Display Resolution CONFigure RESolution THERmopile Sets the number of display digits used when a thermopile sensor is attached CONFigure RESolution THERmopile Queries the number of display digits used when a thermopile sensor is attached CONFigure RESolution OPTical Sets the number of display digits used when an 160 o
187. velength power and operating characteristics Sensors are calibrated against NIST traceable working standard sensors which are in turn calibrated against NIST calibrated golden standard sensors These working and golden standards are main tained with the utmost care recalibrated annually and verified even more regularly We maintain multiple NIST calibrated standards at many laser wavelengths to support the growing calibration needs of our customers Optical calibration is a core competency at Coherent and we strive to continually improve our methods precision and repeatability Additionally most of the calibrations are performed with highly automated systems thus reducing the possibility of human error to nearly zero Strict quality inspections during many stages of calibration and testing assure a precise and accurate instru ment that is NIST traceable and CE marked The benefit to our customers is that instruments calibrated by Coherent will consis 181 LabMax TOP User Manual Limited Warranty Extended Warranty tently perform as expected under their actual use conditions We are a registered ISO 9001 2000 company our products are NIST trace able and our calibration labs are fully ANSI Z540 compliant In addition to the technological advantage we also strive to deliver the best service in the industry with a knowledgeable and responsive staff and rapid turnaround Coherent Inc the Company warrants its laser
188. w soft keys lt lt and gt gt can be used to move the highlight to a different digit before using the Selection knob to change the value 5 Press the ENTER SET button to save the value and exit Gain Compensation mode Pressing the EXIT soft key at any time while in SETUP will leave the SETUP program Wavelength Correction lets the user select the sensor wavelength SETUP 11 11 AM Turn knob to select item Press ENTER to edit Display smoothing Auto Speedup Area correction OFF Gain compensation OFF e Wavelength correction 1064 nm Wavelength table edit OFF Power measure units 1064 nm Resolution 3 digits SAVE MANAGE CONFIG CONFIGS Figure 55 SETUP Wavelength Correction Available values OFF and wavelengths that are available for the attached sensor To change a value 1 On the main SETUP screen turn the Selection knob to move the diamond indicator to Wavelength Correction 2 Press the ENTER SET button to display a dropdown list of available wavelengths similar to the list shown in Figure 55 above 80 Operation 3 Turn the Selection knob to highlight the desired value 4 Press the ENTER SET button to save the value and exit Wave length Correction mode Wavelength Table This item lets the user add or delete sensor wavelengths Edit SETUP 11 11 AM Turn knob to sel
189. wavelength table entries 137 Rh ies N 138 138 138 Gain Compensation Probe Zero CONFigure ZERO Sets the current sensor input voltage as the zero baseline voltage CONFigure ZERO Queries the current sensor input voltage 138 138 139 139 139 139 Range Select CONFigure RANGe SELect Selects the meter measurement range ONFi CONFigure RANGe AUTO Enables or disables automatic selection of the meter measurement range 139 139 140 140 Statistics Mode Control Sets the statistics batch size pulses Queries the statistics batch size Sets the statistics batch size time Queries the statistics batch size Sets the statistics sampling rate pulses Queries the statistics sampling rate pulses 117 141 141 141 LabMax TOP User Manual Table 12 Host Command Quick Reference Sheet 6 of 10 ONFigure STATistics RATE FREQuency Sets the statistics sampling rate time CONFigure STATistics RATE FREQuency STATistics RATE FREQuency Queries the statistics Queries the statistics sampling rate rate ONFigure STATistics O A SS the action to be taken at the end of a statis tical batch ONFigure STATistics RMOde Queries the action to be taken at the end of a statis tical batch ONFigure STATistics STARt Terminates the current statistical batch and starts a new one ONFigure STATistics STOP Terminates the current statistical batch ifa batch is i
190. x to use its own internal circuitry to extract a trigger from the incoming signal This is called Internal Triggering discussed below For more informa tion about setting the trigger source refer to Trigger on page 85 Internal triggering refers to finding a trigger automatically from the incoming signal To successfully extract an internally generated trigger set the meter range so that the incoming signal is at least 5 of the full scale Set the trigger level at least 2 above the noise level and at least 2 below the percent of full scale that you plan to measure For example if you plan to measure pulses that are approximately 300 mJ set the meter to a range of 3J A peak will occur at 10 of full scale well above the 5 level The trigger level should not be set higher than 8 If the noise level is 5 of full scale approxi mately 150 mJ the trigger level should not be set lower than 7 To find the level at which noise triggers make sure the laser shutter is closed and start turning down the trigger threshold level At some point you may notice that the meter picks up trigger events and displays energy measurements This is considered the noise level Depending upon the sensor model and the range selected you may or may not detect noise triggers above 2 of full scale range 39 LabMax TOP User Manual 15 10 8 Trigger Level 5 Trigger States and the Trigger Annunciator In Figure 21 the internal t
191. y Press the COPY soft key which will display a file manage ment dialog screen confirming the file is being copied Once copying is complete as indicated by the bar on the dialog screen displaying the text 100 press the ENTER SET button to dismiss the dialog box To move a file to another location and delete the file from its orig inal location 1 Turn the Selection knob to highlight the name of the file you want to move Press the COPY MOVE soft key on the TREND File Manager screen Pressing this soft key changes the name of the first soft key to COPY and the second soft key to MOVE Use the Selection knob to navigate to the location where you want to move the file Note that you can create a new folder during this process by pressing the Create Folder soft key Press the MOVE soft key which will display a file manage ment dialog screen confirming the file is being moved Once moving is complete as indicated by the bar on the dialog screen displaying the text 00 press the ENTER SET button to dismiss the dialog box 64 Operation DELETE Copying moving or deleting an entire folder affects all of the contents files and subfolders of that particular directory These functions allow quick folder file management to a USB flash drive or onboard local memory Keep in mind however that once a folder and its contents are deleted they cannot be recovered Whenever a file or folder is deleted a deletion

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