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TLS5 Tunable Laser Source
User Manual
All information contained herein is believed to be accurate and is subject to
change without notice. No responsibility is assumed for its use.
© JGR Optics Inc, 2015.

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Summary of Contents for JGR TLS5

  • Page 1 TLS5 Tunable Laser Source User Manual All information contained herein is believed to be accurate and is subject to change without notice. No responsibility is assumed for its use. © JGR Optics Inc, 2015.
  • Page 3: Table Of Contents

    TLS5 User Manual TABLE OF CONTENTS COMPLIANCE ......................1 FDA-CDRH C OMPLIANCE .....................1 CSA / IEC C OMPLIANCE ......................1 OMPLIANCE .........................1 GENERAL INFORMATION ..................2 TLS T UNABLE ASER OURCE VERVIEW ................2 UTPUT ........................3 EATURES ........................3 PPLICATIONS ........................3 CCESSORIES ........................3 SAFETY INFORMATION ..................4...
  • Page 4 TLS5 User Manual Cleaning the Unit ....................18 Cleaning the Connector Ends ................18 Cleaning Jumper Connectors ................19 ROUBLESHOOTING ......................20 Connector Issues ....................20 Other potential Issues ..................20 STORAGE AND SHIPPING ................... 22 JGR O ETURNING NSTRUMENTS TO PTICS .................
  • Page 5: Compliance

    TLS5 User Manual COMPLIANCE FDA-CDRH Compliance Under the US Food and Drug Administration (FDA) Center for Devices and Radiological Health (CDRH), the unit complies with the Code of Federal Regulations (CFR), Title 21, Subchapter J, which pertains to laser safety and labeling.
  • Page 6: General Information

    TLS5 is over 100nm/s allowing users to access their desired wavelength quickly and efficiently. The TLS5 offers a user friendly LED display that can be controlled manually with the use of the front panel buttons, but also offers the possibility of remote control through GPIB and RS232.
  • Page 7: Output Port

    TLS5 User Manual Output Port The output port of the TLS5 tunable laser source is equipped with an ultra-low backreflection APC connector. Extreme care must be taken to avoid damaging the connector when plugging and unplugging output jumper. Connection must be kept clean and should be inspected before every mating.
  • Page 8: Safety Information

    Failure to comply with any of these instructions or with any precaution or warning contained in the User Manual is in direct violation of the standards of design, manufacturing, and intended use of the unit. JGR Optics assumes no liability for the customer’s failure to comply with any of these safety requirements.
  • Page 9: Classification

    TLS5 User Manual Classification The TLS5 Tunable Laser Source consists of an exposed metal chassis that is connected directly to earth via a power cord and, therefore, is classified as a Class 1 instrument. Laser Specifications The laser contained in the TLS source is Class 1M laser as specified under the laser classification of the US Food and Drug Administration (FDA) Center for Devices and Radiological Health (CDRH).
  • Page 10: Electrical Shock Hazards

    If the equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment may be impaired. Only technicians authorized by JGR Optics should carry out the repairs. In addition to voiding the warranty, opening the unit (even when unplugged) can expose you to potential shock hazards.
  • Page 11: Getting Started

    “SAFETY INFORMATION” section on page 4. This manual contains complete operating instructions for safe and effective operation of the TLS5 Tunable Laser Source. It is recommended that users of the TLS5 familiarize themselves with contents of this manual before using the instrument.
  • Page 12: Operational Requirements

    • Set the power switch to OFF and disconnect the source.  Keep the packaging.  Immediately notify JGR Optics and, if necessary, the carrier if the content of the shipment is incomplete, if the unit or any of its components are damaged or defective, or if the unit does not pass the initial inspection.
  • Page 13: Product Overview

    Product Overview Front Panel and Key Description A front view of the TLS5 Tunable Laser Source is shown on Figure 2 and a detailed description of keys and LEDs is provided in Table 5 on next page. TLS Tunable Laser Source...
  • Page 14 TLS5 User Manual Table 4: Rear Panel Components Component Function RS-232C RS-232C serial interface port IEEE 488 (GPIB) GPIB (IEEE 488.1) interface port ~LINE Power Input (also contains the user-replaceable fuse) TRIG IN BNC connector used to receive a TTL trigger signal from an external device to make the TLS Tunable laser source to move one (1) wavelength step.
  • Page 15: Operation

    TLS5 User Manual OPERATION Before using the TLS Laser Source, make sure to allow a warm-up time of at least 30 minutes for laser stabilization. Powering Up the Tunable Laser Source To power up the laser source: 1. Connect the meter to an AC power source using the power cord provided.
  • Page 16: Sweep Mode

    TLS5 User Manual For example, to change the TLS laser source wavelength from 1308.0 nm to 1550.1 nm, follow these steps: • Press the 100 up key twice to go from 1308.xx to 1508.xx • Press the 10 up key five times to go from 1508.xx to 1558.xx •...
  • Page 17: User Menu Operation

    To come back to the previous menu level, simply press MENU again. Table 6: User Menu Remote Options Option Selection Note JGR Command Sets None The TLS only supports JGR commands RS232 Transmission 300-34800 Choose a transmission rate between Rate baud 300 and 38400 Baud by using the Up and Down 0.1 arrow keys.
  • Page 18: Messages And Symbols

    TLS5 User Manual Messages and Symbols The messages/symbols displayed by the TLS Tunable Laser Source are shown in Table 7. Table 7: TLS Tunable Laser Source Display Messages and Symbols Display Description TLS VER X.XX Displayed momentarily during the power-up sequence...
  • Page 19: Calibration Period

    TLS5 User Manual Calibration Period JGR Optics recommends a 2 year calibration period for the TLS Tunable Laser Source. TLS5-UM-00001 Rev 002...
  • Page 20: Programming Guide

    TLS5 User Manual PROGRAMMING GUIDE Setting up for RS-232, USB or GPIB communication The TLS Tunable Laser Source may be remotely controlled via GPIB (IEEE-488) and RS-232 interface. The GPIB interface of the meter conforms to the ANSI/IEEE standards 488.1-1987 and 488.2-1987. The RS232C interface conforms to ANSI/IEEE standard 488.2-1987 where applicable.
  • Page 21: Programming Over Usb

    TLS5 User Manual Programming Over USB It is also possible to remote control the TLS5 Tunable Laser Source via USB by using a USB to DB9 adapter cable. The same RS-232 commands are used for USB communication. Table 8: Serial Communication Settings Transmission Rate Selectable in the “User Menu”.
  • Page 22: Maintenance And Troubleshooting

    TLS5 User Manual MAINTENANCE AND TROUBLESHOOTING Maintenance Warning Devices with malfunctioning lasers must be returned to the manufacturer for repair. Cleaning the Unit 1. Unplug the unit from the line power. 2. Clean the enclosure with a damp cloth. 3. Do not plug the unit back until it is completely dry.
  • Page 23: Cleaning Jumper Connectors

    TLS5 User Manual 8. Reinstall the connector onto the panel. 9. Reinstall the connector panel. To avoid damaging the input and output port fibers, make one or two large loops in the fibers when reinstalling the panel. TLS Tunable Laser Source...
  • Page 24: Troubleshooting

    7. Using the dusting gas or compressed air, blow the areas cleaned. Ferrule Figure 6: Connector (Connector Type May Vary) Troubleshooting If any problem described in this section persists, contact JGR Optics or your local representative. Connector Issues Front Panel Connectors Follow the maintenance procedure described in the section: “CLEANING THE...
  • Page 25 TLS5 User Manual Table 9: Front Panel Display Function Display Problem Solution Source does not turn on Turn OFF the unit. Connect the TLS Tunable laser source to a reliable power source, and wait a few minutes. Turn the unit ON.
  • Page 26: Storage And Shipping

    As indicated above, please ship the returned material in the original shipping box and packing material. If these are not available, follow the guidelines below: 1. Contact JGR Optics to obtain a RMA number; 2. Cover the front panel with foam to prevent damage;...
  • Page 27: Contact Information

    TLS5 User Manual Contact Information JGR Optics Inc. Phone: 613-599-1000 160 Michael Cowpland Drive Fax: 613-599-1099 Ottawa, Ontario, Canada sales@jgroptics.com K2M 1P6 www.jgroptics.com TLS5-UM-00001 Rev 002...
  • Page 28: Specifications

    TLS5 User Manual SPECIFICATIONS Specifications are provided here as a reference only and may be changed without notice. Please refer to JGR Optics’s website for the most recent specifications. TLS5-UM-00001 Rev 002...
  • Page 29: Remote Control Commands

    TLS5 User Manual REMOTE CONTROL COMMANDS Command Syntax and Style Program Message Formats A program message consists of a command header, followed by its required parameters. The parameters must be separated from the command header by a space, for example, *ESE 10. Multiple parameters must be separated by a comma ( , ).
  • Page 30: Specifying The Command Path

    TLS5 User Manual Specifying the Command Path In order to use a command in the command tree, the meter must know the full path to the command. If the command is the first command in the program message, the command header must contain the full path to the command.
  • Page 31: Implemented Status Structures

    TLS5 User Manual Implemented Status Structures TLS Tunable Laser Source has the following status data structures implemented: • IEEE 488.2 defined standard registers (standard status structure) The 488.2 standard status structure consists of four registers: • status byte register •...
  • Page 32 TLS5 User Manual • Bit 6, as the service request bit, is set to 1 if a service request has been generated. Bit 6, as the master summary bit, is set when there is at least one reason for the laser source to request service from the controller. That is, the master summary bit is set if any summary bit in the status byte register is set and if the corresponding bit in the service request enable register is also set.
  • Page 33: Queues

    TLS5 User Manual • Bit 1 (request control) is always set to 0. • Bit 2 (query error) is set when a query error occurs, for example, an attempt is made to read the output queue when the output queue is empty or when the data in the output queue is lost.
  • Page 34: Output Queue

    TLS5 User Manual transferred from the input buffer to the parser. This ensures that no bytes in the program message are lost. However, the RS232C interface has no DAQ signal and cannot be signaled when the input queue becomes full. Therefore, characters sent to the TLS Source are lost.
  • Page 35 TLS5 User Manual -130 Suffix error An error was detected in the suffix sent with the command, but the parser cannot be more specific. -220 Parameter error An error was detected in a parameter, but the control block cannot be more specific.
  • Page 36: Ieee 488.2 Common Commands And The Scpi Command Tree

    TLS5 User Manual IEEE 488.2 Common Commands and the SCPI Command Tree IEEE 488.2 Common Commands Command Parameter Response Minimum Maximum *CLS *ESE Integer *ESE? Integer *ESR? Integer *IDN? String *OPC *OPC? Integer *RST *SRE Integer *SRE? Integer *STB? Integer...
  • Page 37: Scpi Command Tree

    TLS5 User Manual SCPI Command Tree All commands other than the IEEE 488.2 common commands are listed in the following table. Command Parameters Response [:SOURce] :ENABle Boolean :ENABle? Boolean :WAVelength Num Val| MIN|MAX :WAVelength? None|MIN|MAX Num Val :SWEEP :START :WAV...
  • Page 38 TLS5 User Manual :PTRansition? Num Val :QUEStionable [:EVENt]? Num Val :CONDition? Num Val :ENABle Num Val :ENABle? Num Val :NTRansition Num Val :NTRansition? Num Val :PTRansition Num Val :PTRansition? Num Val :PRESet :SYSTem :ERRor[:NEXT]? Num Val, String :VERSion? String :CAPability?
  • Page 39: Description Of Individual Commands

    TLS5 User Manual Description of Individual Commands IEEE-488.2 Common Commands Clear Status Command Syntax *CLS Function Clears the following queues and registers: • Error queue • Standard event status register • Status byte register • Operation event register • Questionable event register...
  • Page 40 Function The *IDN query returns a string value which identifies the manufacturer, instrument type and firmware version. Example *IDN? Returns "JGR Optics Inc., BR5, XXXXXXX, Y.YY" Where: <XXXXXXX> = device serial number <Y.YY> = firmware revision number Operation Complete Command...
  • Page 41 TLS5 User Manual Operation Complete Query Syntax *OPC? Function Places a “1” in the output queue of the source when all pending operations have been completed. Because the “1” is not always placed in the output queue immediately, the status byte register should be polled and the MAV bit checked to determine if there is a message available in the output queue.
  • Page 42 TLS5 User Manual Read Status Byte Query Syntax *STB? Function Returns the contents of the status byte register as an integer that, when converted to a binary number, represents the bit values of the register. The bit value for bit 6 of the register is the MSS bit value, not the RQS bit value.
  • Page 43: Scpi Commands

    TLS5 User Manual SCPI Commands [:SOURce]:ENABle Syntax [:SOURce]:ENABle<space>[0|1] OR [OFF|ON] Function This command sets the state of the laser. • False or OFF: Turns OFF the laser • True or ON: Turns ON the laser Example ENAB ON turns ON the laser.
  • Page 44 TLS5 User Manual [:SOURce]:WAVelength? Syntax [:SOURce]:WAVelength?<space>[MIN|MAX] Function Returns the current or specified output source wavelength in nm • No parameter: returns the current wavelength • MIN or MAX: returns the first or last wavelength respectively. Example WAV? MIN returns: 1310.
  • Page 45 TLS5 User Manual [:SOURce]:SWEEP:START:WAV? Syntax [:SOURce]:SWEEP:START:WAV? Function Returns the current start wavelength of the sweep mode. Example SWEEP:START:WAV? Returns 1260 for example which could be the minimum wavelength of the laser, 1260 nm. [:SOURce]:SWEEP:STOP Syntax [:SOURce]:SWEEP:STOP Function Stops the wavelength sweep...
  • Page 46 TLS5 User Manual [:SOURce]:SWEEP:STEP Syntax [:SOURce]:SWEEP:STEP<space>[step] Function Sets the sweep wavelength step of the sweep mode in nm Example SWEEP:STEP 10 Sets the wavelength step of the sweep mode to 10 [:SOURce]:SWEEP:STEP? Syntax [:SOURce]:SWEEP:STEP? Function Returns the current or specified sweep wavelength step of the...
  • Page 47 TLS5 User Manual [:SOURce]:SWEEP:TRIGIN Syntax [:SOURce]:SWEEP:TRIGIN Function This command is used to enable the TRIG IN mode. Refer to the Sweep mode section in the manual for more information. • False or OFF: Disables the TRIG IN mode • True or ON: Enables the TRIG IN mode...
  • Page 48 TLS5 User Manual :STATus:OPERation[:EVENt]? Syntax :STATus:OPERation[:EVENt]? This command reads the value of the Operation Status Event Function Register. Only Bit 1 is used in TLS. Example :STATus:OPERation[:EVENt]? returns 2 if an event was detected :STATus:OPERation:CONDition? Syntax :STATus:OPERation:CONDition? This command reads the value of the Operation Status Condition Function Register.
  • Page 49 TLS5 User Manual :STATus:OPERation:NTRansition Syntax :STATus:OPERation:NTRansition This command determines which bits in the Status Operation Function Condition Register will set the corresponding bit in the Standard Operation Event Register when that bit has a negative transition Example :STATus:OPERation:NTRansition 2 sets bit 1 as the corresponding...
  • Page 50 TLS5 User Manual :STATus:QUEStionable[:EVENt]? Syntax :STATus:QUEStionable[:EVENt]? Returns the decimal sum of the bits in the Data Questionable Function Event Register. Example :STATus:QUEStionable[:EVENt]? Returns 2 if only bit 1 is set to 1 :STATus:QUEStionable:CONDition? Syntax :STATus:QUEStionable:CONDition? Returns the decimal sum of the bits in the Data Questionable Function Condition Register.
  • Page 51 TLS5 User Manual :STATus:QUEStionable:NTRansition Syntax :STATus:QUEStionable:NTRansition This command determines which bits in the Data Questionable Function Condition Register will set the corresponding bit in the Data Questionable Event Register when that bit has a negative transition (1 to 0). Example...
  • Page 52 TLS5 User Manual :STATus:PRESet Syntax :STATus:PRESet This command initializes all the status registers: Function OPERation_ENABle = 0x7fff (32767); QUEStionable_ENABle = 0x7fff (32767); OPERation_PTRansition = 0x7fff (32767); QUEStionable_PTRansition = 0x7fff (32767); OPERation_NTRansition = 0; QUEStionable_NTRansition = 0; Example :STATus:PRESet :SYSTem:ERRor? Syntax...
  • Page 53 TLS5 User Manual :SYSTem:COMMunicate:GPIB[:SELF]:ADDRess Syntax :SYSTem:COMMunicate:GPIB[:SELF]:ADDRess<space><numeric_val ue> Function Sets the GPIB address. The factory-set GPIB address is 21. When the address is changed, the interface immediately responds to the new address. Example :SYST:COMM:GPIB:ADDR 7 :SYSTem:COMMunicate:GPIB[:SELF]:ADDRess? Syntax :SYSTem:COMMunicate:GPIB[:SELF]:ADDRess? Function Returns the GPIB address.
  • Page 54 TLS5 User Manual :INITiate[IMMediate][:ALL] :INITiate[IMMediate][:ALL] Syntax Function Initiates the Trigger mode, when the sweep sequence is completed after in trig signal, the Trigger mode goes back to idle Example :INITiate[IMMediate][:ALL] TLS5-UM-00001 Rev 002...

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