EXFO T500S User Manual
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EXFO T500S User Manual

Tunable laser source
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User Guide
T200S/T500S
Tunable Laser Source
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  • Page 1 User Guide T200S/T500S Tunable Laser Source www.EXFO.com...

  • Page 2: Copyright Information

    Information provided by EXFO is believed to be accurate and reliable. However, no responsibility is assumed by EXFO for its use nor for any infringements of patents or other rights of third parties that may result from its use. No license is granted by implication or otherwise under any patent rights of EXFO.

  • Page 3: Table Of Contents

    Contents Contents Copyright Information ............................ii Regulatory Information ............................v 1 Introducing the T200S and T500S Laser Sources ..............1 Technical Specifications ............................1 T200S/T500S Overview ............................2 Conventions .................................6 2 Safety Information ........................7 Laser Safety Information ............................8 Other Safety Symbols on Your Unit ........................9 Electrical Safety Information ..........................10...
  • Page 4 Contents 9 Troubleshooting ........................83 Solving Common Problems ..........................83 Forcing the T200S/T500S to Shutdown & Restart ....................83 Abruptly Turning off the T200S/T500S (Emergency Shutdown) .................83 Restoring Your Unit to Normal Operation ......................84 Using Assistance Tools ............................86 Viewing System Information ..........................87 Displaying the User Documentation ........................87...

  • Page 5: Regulatory Information

    USA Electromagnetic Interference Regulatory Statement Electronic test and measurement equipment is exempt from FCC part 15, subpart B compliance in the United States of America. However, EXFO Inc. makes reasonable efforts to ensure compliance to the applicable standards. The limits set by these standards are designed to provide reasonable protection against harmful interference when the equipment is operated in a commercial environment.
  • Page 6 EU and UK Declaration of Conformity The full text of the declaration of conformity is available at the following Internet address: www.exfo.com/en/resources/legal-documentation. EU Economic Operator EXFO Solutions SAS 2, rue Jacqueline Auriol, Saint-Jacques-de-la-Lande, 35091 Rennes Cedex 9 FRANCE...

  • Page 7: Introducing The T200S And T500S Laser Sources

    Introducing the T200S and T500S Laser Sources The T200S and T500S are continuously tunable laser sources that cover all major bands of telecom application from the O-band to the U-band (depending on the model). The embedded software enables you to control the product operations through a graphical user interface or through remote commands and queries.

  • Page 8: T200S/T500S Overview

    Optical output Air intake holes On/Off button The On/Off button enables you to turn on or off the T200S/T500S (see Turning on the T200S/T500S and Accessing the GUI on page 16 andTurning off the T200S/T500S on page 18). Status LEDs The status led is lit if the laser diode is enabled.
  • Page 9 Introducing the T200S and T500S Laser Sources T200S/T500S Overview Speaker The T200S/T500S emits a sound when you enable or disable the laser diode and when you modify the laser parameters. For more details, see Adjusting the Volume on page 20.
  • Page 10 Perform remote control operations on the T200S/T500S. For more details, see Remotely Controlling the T200S/T500S on page 47. Cooling Fan The cooling fan extract warm air from inside (air enters in front of the T200S/T500S). A cover grid protects the fan. Power Input...
  • Page 11 EFUP label (RoHS China) See Chinese Regulation on Restriction of Hazardous Substances (RoHS) on page 165. Windows license label. The T200S/T500S embeds Windows 10. Warranty seal. The T200S/T500S cover must not be open, otherwise the warranty is not valid anymore. Tunable Laser Source...

  • Page 12: Conventions

    Introducing the T200S and T500S Laser Sources Conventions Conventions Before using the product described in this guide, you should understand the following conventions: ARNING Indicates a potentially hazardous situation which, if not avoided, could result in death or serious injury. Do not proceed unless you understand and meet the required conditions.

  • Page 13: Safety Information

    If the equipment is used in a manner not specified by the manufacturer, the protection provided by the equipment may be impaired. ARNING Use only accessories designed for your unit and approved by EXFO. For a complete list of accessories available for your unit, refer to its technical specifications or contact EXFO.

  • Page 14: Laser Safety Information

    For each model, wavelength range is shorter and depends on model (see specification sheet for details) / Pour chaque modèle, la plage de longueur d'onde est plus courte et dépend du modèle (voir détails dans la fiche technique du produit). Pout max.: / Psortie max. : ≤ 50 mW T200S/T500S...

  • Page 15: Other Safety Symbols On Your Unit

    Safety Information Other Safety Symbols on Your Unit Other Safety Symbols on Your Unit One or more of the following symbols may also appear on your unit. Symbol Meaning Direct current Alternating current The unit is equipped with an earth (ground) terminal. The unit is equipped with a protective conductor terminal.

  • Page 16: Electrical Safety Information

    Unless otherwise specified, all interfaces are intended for connection to Safety Extra Low Voltage (SELV) circuits only. Capacitors inside the unit may be charged even if the unit has been disconnected from its electrical supply. T200S/T500S...
  • Page 17 Safety Information Electrical Safety Information AUTION Position the unit so that the air can circulate freely around it. Equipment Ratings Temperature Operation +15 °C to +35 °C (+59 °F to +95 °F) Storage -20 °C to +50 °C (-4 °F to 122 °F) Performance guaranteed temperature +18 °C to +28 °C (+64.4 °F to +82.4 °F) Relative humidity...

  • Page 19: Getting Started With Your T200S/T500S

    3. Set the T200S/T500S on a flat stable surface free of excessive vibration. 4. Allow the flow of air to circulate freely at the front and rear of the T200S/T500S and remove any equipment or paper that could block the air flow. Ventilation holes are located on the front and rear sides of the T200S/T500S.

  • Page 20: Connecting The T200S/T500S To A Power Source

    Connecting the T200S/T500S to a Power Source Connecting the T200S/T500S to a Power Source The T200S/T500S has a chassis connected to ground via the power supply cable. A protective ground connection by way of the grounding conductor in the power cable is essential for safe operation.

  • Page 21: Connecting External Optical Devices To The T200S/T500S

    3. On the front panel, lift the protective cap and connect an external optical component or instruments to the T200S/T500S via the FC/APC fiber-optic connector. To protect the laser output connector, leave a fiber-optic cable connected to the product while making connections to other devices.

  • Page 22: Connecting A Mouse And Keyboard To The T200S/T500S

    Connecting a Mouse and Keyboard to the T200S/T500S To operate the T200S/T500S GUI, you can use the touchscreen or connect a USB mouse and keyboard to the USB-A 2.0 and USB-A 3.0 ports located on the rear panel of the T200S/T500S (see T200S/T500S Overview on page 2).
  • Page 23 Viewing System Information on page 87. Power Displays the laser power and enables you to modify it (depending on the laser model). For more details, see Setting the Optical Output Power (T500S control area models only) on page 44.

  • Page 24: Turning Off The T200S/T500S

    Handling User Configuration on page 24. AUTION Never turn the T200S/T500S off by directly setting the power switch to O: the optical core would not be securely parked and could be damaged if the instrument is moved. Follow the procedure below to properly park the optical core at shutdown.

  • Page 25: Setting Up Your T200S/T500S

    Settings window and select the General tab. The Display area enables you to define the colors and language of the T200S/T500S GUI. 2. To increase or decrease the brightness of the T200S/T500S GUI, slide the Brightness cursor.

  • Page 26: Adjusting The Volume

    Setting Up Your T200S/T500S Adjusting the Volume Adjusting the Volume The T200S/T500S emits a sound when you enable or disable the laser diode and when you modify the laser parameters. The following procedure explains how to adjust the volume of these sounds.

  • Page 27: Setting The Date And Time

    2b. Touch the Date and Time fields to enter the date and time of your location. 2c. In the Zone list, select the time zone of your location. 3. If your T200S/T500S is connected to a network and you want the date and time to be automatically set by the T200S/T500S: 3a.

  • Page 28: Connecting The T200S/T500S To Your Company Network

    The Ethernet tab displays the instrument name, TCP port, IP address and physical (MAC) address. To connect the T200S/T500S to your company network: 1. Connect an RJ45 cable from your company network to the T200S/T500S Ethernet port. 2. In the T200S/T500S task bar, touch the button to display the Settings window and select the Ethernet tab.

  • Page 29: Renaming The Instrument

    4a. Clear the Obtain an IP address automatically check box. 4b. Set the IPv4 or IPv6 (depending on your network configuration) address , subnet mask or prefix length and default gateway to identify your T200S/T500S. 5. To automatically retrieve the connection parameters (IP address, subnet mask and default gateway) from the connected network (DHCP), select the Obtain an IP(v6) address automatically check box.

  • Page 30: Handling User Configuration

    Setting Up Your T200S/T500S Handling User Configuration Handling User Configuration The following procedures explain how: Keep the last user configuration in memory (customized laser settings) so that it is loaded at next startup. Restore the original default parameters, which means delete all customized user settings.
  • Page 31 Setting Up Your T200S/T500S Handling User Configuration To restore factory settings: 1. In the task bar, touch the button to display the Settings window and select the Instrument tab. The Configuration area enables you to manage your laser configuration. 2. Touch the Restore factory settings button.

  • Page 33: Setting The Emission Wavelength/Frequency

    You can define the spectral unit you want to use for all operating modes in the Settings window, as explained in the following procedure. To set the spectral unit: 1. In the T200S/T500S task bar, touch the button to display the Settings window and select the Instrument tab.

  • Page 34: Tuning The Emission Wavelength Or Frequency

    If the button is displayed on screen, high accuracy performances are not guaranteed because the T200S/T500S needs internal referencing (see Performing Internal Wavelength Referencing on page 40). Optimized linewidth mode The Optimized linewidth mode enables you to get the minimum possible linewidth when the laser is fix and stable, and to perform fine tuning.
  • Page 35 Setting the Emission Wavelength/Frequency Tuning the Emission Wavelength or Frequency Setting the Emission Value (Absolute Tuning) The following procedure explains how to manually modify the absolute emission wavelength or frequency. If you have activated the High accuracy mode, the wavelength/frequency is reached with optimum accuracy.
  • Page 36 4. Define the wanted step value for each of the five available steps. 5. Touch anywhere on the screen outside the menu to exit the mode setting menu. The defined steps are displayed in the Step area of the TUNE mode window. T200S/T500S...
  • Page 37 (relatively from the absolute wavelength/frequency position). Generating an Output Trigger Signal during Emission In TUNE mode, the T200S/T500S can generate a trigger signal once the laser has stabilized on the selected position (for more details on signal levels, see Technical Specifications on page 1).

  • Page 38: Performing A Sweep Sequence

    The following figure illustrates the SWEEP mode parameters in a one-way sweep (3 cycles): Sweep cycle 1 Sweep cycle 2 Sweep cycle 3 Stop wavelength Start wavelength End of sweep Backlash Pause Backlash Pause Backlash sequence compensation compensation compensation Sweep Sweep Sweep Backward Backward Auto Return full speed full speed T200S/T500S...
  • Page 39 Setting the Emission Wavelength/Frequency Performing a Sweep Sequence The following figure illustrates the SWEEP mode parameters in a two-way sweep (3 cycles): Sweep cycle 1 Sweep cycle 2 Sweep cycle 3 Stop wavelength Start wavelength End of sweep Backlash Pause Backlash Backlash Pause...
  • Page 40 At start of the sweep, the laser is automatically positioned at the start value and moves to the stop value. On T500S models only: to perform a backward sweep you can invert the start and stop values. Cycles Number of sweeps you want the laser to perform.
  • Page 41 Output Trigger Signal During Sweep on page 39. : the T200S/T500S does not generate output trigger signal when it sweeps. The T200S/T500S sweeps from the start to the stop specified One-way wavelength/frequency at the specified sweep speed and returns to the initial wavelength at maximum speed.
  • Page 42 To stop the sweep sequence in progress or to disarm the laser, touch the button. The laser stops the sequence and stays at the current wavelength/frequency position. If the Auto-Return parameter is selected, the laser does not move to the start position. T200S/T500S...
  • Page 43 Setting the Emission Wavelength/Frequency Performing a Sweep Sequence Triggering the Sweep Sequence The following procedure explains how to control the sweep by using an input trigger: the laser starts sweeping when it receives a rising edge trigger signal. When it reaches the stop, it waits for a trigger to sweep again (for more details on signal levels, see Technical Specifications on page 1).
  • Page 44 When it has completed the number of cycles, the sweep stops and if the Auto-Return parameter is selected, the laser moves to the start position. Two-way sweep (T500S model only) with more than one cycle: when the laser reaches the stop wavelength/frequency, it pauses during the time set in the Pause parameter and waits for the next trigger to start the second sweep.
  • Page 45 Performing a Sweep Sequence Generating an Output Trigger Signal During Sweep In SWEEP mode, the T200S/T500S can generate a trigger signal when the laser is sweeping (for more details on signal levels, see Technical Specifications on page 1). The following figure illustrates the trigger out signal on a one-way sweep:...

  • Page 46: Performing Internal Wavelength Referencing

    When the laser pauses or moves back to the start position, the trigger signal is disabled (low). Performing Internal Wavelength Referencing The T200S/T500S internal referencing ensures optimum adjustment of the laser source as soon as the laser starts. The T200S/T500S automatically performs internal referencing during the startup routine (see Turning on the T200S/T500S and Accessing the GUI on page 16).

  • Page 47: Monitoring The Wavelength Electrical Level

    1. λ 2. Connect the external instrument to the out BNC connector located on the rear panel of the T200S/T500S. 3. In the task bar, touch the button to display the Settings window and select the Instrument tab.

  • Page 49: Modifying The Optical Power

    In all operating mode, the T200S/500S screen displays the optical output power of the laser. The optical power of T200S models is set to 10 dBm and cannot be modified. You can set the output power of T500S models; as explained in Setting the Optical Output Power (T500S models only) on page 44.

  • Page 50: Defining The Power Unit

    Setting the Optical Output Power (T500S models only) On T500S models, you can modify the optical output power from the touchscreen if the laser is stable at a fix position. You cannot modify the power if the laser is initializing, referencing, or executing a scan To modify the output power: 1.

  • Page 51: Monitoring The Laser Output Power

    Modifying the Optical Power Monitoring the Laser Output Power Monitoring the Laser Output Power The Power out BNC connector enables you to monitor the laser output power (for more details on signal levels, see Hardware Specifications on page 1). To monitor the laser output power: 1.

  • Page 53: Remotely Controlling The T200S/T500S

    Command Reference on page 93. This section: Explains how to connect the T200S/T500S to an external device such as a PC for remote control: see Setting the T200S/T500S Ethernet Port on page 47 and Entering/Exiting the Remote Mode on page 48.

  • Page 54: Entering/Exiting The Remote Mode

    When the remote mode is activated, you cannot use the T200S/T500S GUI to control the T200S/T500S. In remote mode, the T200S/T500S GUI displays the Local mode button on the main screen. To enter the remote mode: 1. Use an RJ45 cable to connect the external controller to the T200S/T500S: 2.

  • Page 55: Communication Principle

    Remotely Controlling the T200S/T500S Communication Principle Communication Principle EXFO supplies commands that follow the guidelines determined by the SCPI consortium for your T200S/T500S. The present section gives you information to help you use the provided commands, to remotely control your instrument.
  • Page 56 Remotely Controlling the T200S/T500S Communication Principle Standard Event Status Enable Register (ESE) and Standard Event Status Register (ESR) The following table shows the content of the Standard Event Status Enable Register (ESE) and Standard Event Status Register (ESR): Weight Meaning...
  • Page 57 Remotely Controlling the T200S/T500S Communication Principle Service Request Enable Register (SRE) The following table shows the content of the Service Request Enable Register (SRE): Weight Meaning 7 - N.U. Not used 6 - N.U. Not used 5 - ESB Event Summary Bit Enable...
  • Page 58 Remotely Controlling the T200S/T500S Communication Principle Operational / Questionable Status Reporting Operational Status Condition Register The following table shows the content of the Operational Status Condition Register: Weight Meaning 32768 Always zero. 16384 PROGram running: a user-defined programming is currently in the run state.
  • Page 59 Remotely Controlling the T200S/T500S Communication Principle Questionable Status Condition Register The following table shows the content of the Questionable Status Condition Register: Weight Meaning 32768 Always zero. 16384 Command warning: a non-fatal warning related to the interpretation of a command or query.
  • Page 60 Remotely Controlling the T200S/T500S Communication Principle SCPI Command Structure and Syntax The information presented in this section provides an overview of SCPI programming. If you need detailed information, refer to: The International Institute of Electrical and Electronics Engineers. IEEE Standard 488.2-1992, IEEE Standard Codes, Formats, Protocols and Common Commands For Use...
  • Page 61 A message must end with the following characters: CR LF (\r \n) The T200S/T500S uses the ISO-8859-1:1998 (Latin-1, West Europe) character set. Make sure to configure your remote client with the same character set and to use supported characters while giving names to files or to other items.
  • Page 62 Remotely Controlling the T200S/T500S Communication Principle Unit Multipliers The following table illustrates the possible unit multipliers: Name Value Mnemonic 1E18 Peta 1E15 Tera 1E12 Giga Mega Kilo Milli 1E-3 Micro 1E-6 Nano 1E-9 Pico 1E-12 Femto 1E-15 Atto 1E-18 Error Messages System and device-specific errors are managed by your unit.

  • Page 63: Writing Remote Control Code: Examples

    Writing Remote Control Code: Examples Writing Remote Control Code: Examples Your unit offers a set of commands enabling remote control of the T200S/T500S. You can find all the commands and queries supported by the T200S/T500S in SCPI Command Reference on page 93.
  • Page 64 To recover from an OPERational questionable status, you must first retrieve the diagnostic log for analysis by EXFO support team, and then restart the instrument (local restart). The ABORt command has no effect on the initialization process but you can still shutdown the unit by using the On/Off button on the front panel.
  • Page 65 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Enabling the Laser Output Step Command Description STAT:OPER:COND? p. 152 (Optional) Query the operation status to make sure the instrument is idle (condition = 0). OUTP:STAT ON p. 114 Activate the laser emission output.
  • Page 66 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Modifying the Optical Output Power Step Command Description STAT:OPER:COND? p. 152 (Optional) Query the operation status to make sure the instrument is idle (condition = 0). SOUR:POW:LEV:IMM:AMPL p. 130 Set the setpoint for the output power.
  • Page 67 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Tuning the Emission Wavelength/Frequency Tuning the emission wavelength/frequency in High accuracy mode Step Command Description STAT:OPER:COND? p. 152 (Optional) Query the operation status to make sure the instrument is idle (condition = 0).
  • Page 68 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Tuning the emission wavelength/frequency in Optimized linewidth mode For best results, you can perform the spectrum tune in optimized linewidth in conjunction with a wavemeter. You can use the wavemeter feedback to fine tune the spectrum position by performing additional stepped spectrum tune(s).
  • Page 69 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Tuning the emission wavelength/frequency by applying steps The stepped/incremental mode offers a more direct control of the position, as backlash compensation is not applied when performing this kind of tune. Step...
  • Page 70 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Configuring a Sweep Program Step Command Description STAT:OPER:COND? p. 152 (Optional) Query the operation status to make sure the instrument is idle (condition = 0). OUTP:SYNC:STAT ON p. 117 Activate the output synchronization signal (on the Trig out BNC connector).
  • Page 71 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Step Command Description SOUR:SWE:CYCL:CONT OFF p. 133 Disable continuous sweep cycle mode (Sweep sequence stops after N cycles). SOUR:SWE:CYCL:COUN? MIN p. 134 (Optional) Query the minimum possible number of sweep cycles.
  • Page 72 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Performing Non-triggered Sweeps Performing a non-triggered program of non-triggered sweeps Step Command Description Refresh session calibration (Optional) See Performing Internal Wavelength Referencing on page 58. Configure sweep program (Optional) Configure the active sweep program: Configuring a Sweep Program on page 64.
  • Page 73 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Performing a software triggered program of non-triggered sweeps Step Command Description Refresh session calibration (Optional) See Performing Internal Wavelength Referencing on page 58. Configure sweep program (Optional) Configure the active sweep program: Configuring a Sweep Program on page 64.
  • Page 74 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Step Command Description STAT:QUES:COND? p. 153 Query the questionable status to make sure the instrument is functional (OPERational bit = 0). (Optional) Query the questionable status to verify if a mode-hop affecting the quality of the sweeps has occurred (FREQuency bit = 0).
  • Page 75 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Performing Triggered Sweeps Performing a non-triggered program of software triggered sweeps Step Command Description Refresh session calibration (Optional) See Performing Internal Wavelength Referencing on page 58. Configure sweep program (Optional) Configure the active sweep program: Configuring a Sweep Program on page 64.
  • Page 76 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Step Command Description STAT:QUES:COND? p. 153 Query the questionable status to make sure the instrument is functional (OPERational bit = 0). (Optional) Query the questionable status to verify if a mode-hop affecting the quality of the sweeps has occurred (FREQuency bit = 0).
  • Page 77 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Performing a software-triggered program of software triggered sweeps Step Command Description Refresh session calibration (Optional) See Performing Internal Wavelength Referencing on page 58. Configure sweep program (Optional) Configure the active sweep program: Configuring a Sweep Program on page 64.
  • Page 78 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Step Command Description *TRG p. 100 Launch a sweep (generate a BUS event to exit the TRIGger layer). The *TRG event is processed only if the Waiting for TRIG status bit is set.
  • Page 79 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Performing a software-triggered program of hardware triggered sweeps Step Command Description Refresh session calibration (Optional) See Performing Internal Wavelength Referencing on page 58. Configure sweep program (Optional) Configure the active sweep program: Configuring a Sweep Program on page 64.
  • Page 80 Remotely Controlling the T200S/T500S Writing Remote Control Code: Examples Step Command Description Input electrical trigger Launch a sweep (generate an EXTernal event to exit the TRIGger layer). The external trigger event is processed only if the Waiting for TRIG status bit is set.

  • Page 81: Maintenance

    Cleaning the T200S/T500S Cleaning the Cover of the T200S/T500S If the external cover of the T200S/T500S becomes dirty or dusty, clean it by following the instructions below. AUTION Do not use chemically active or abrasive materials to clean the T200S/T500S.

  • Page 82: Cleaning The Optical Connector

    Cleaning the Optical Connector Cleaning the Fan Grid To ensure proper cooling of the T200S/T500S from the fan, the cooling fan grid located on the rear panel (see Rear panel on page 3) must not be dusty, you must clean it regularly.
  • Page 83 Maintenance Cleaning the Optical Connector 3. On the front panel, lift the protective cap. Do not disassemble the bulkhead adapter. 4. Gently clean the connector end, with the following instructions: 4a. Hold the can of compressed air upright and spray the can into the air to purge any propellant.

  • Page 84: Updating The T200S/T500S System Version

    Updating the T200S/T500S System Version Updating the T200S/T500S System Version The T200S/T500S embedded software package is a .pkg file available on the EXFO website. Updating the T200S/T500S system version takes less than 10 minutes. To update the T200S/T500S system version: 1.

  • Page 85: Updating The Operating System Version

    To update the operating system version: 1. Make sure that your T200S/T500S is connected to the Internet. 2. Turn on the T200S/T500S as explained in Turning on the T200S/T500S and Accessing the GUI on page 16. 3. In the T200S/T500S task bar, touch the button to display the Settings window and select the Update tab.

  • Page 86: Replacing Fuses

    Maintenance Replacing Fuses Replacing Fuses You must verify the power fuses in case you cannot turn on the T200S/T500S Tunable Laser Source. ARNING To avoid fire hazard, only use the correct fuse type, voltage and current ratings. The unit contains two fuses (see Technical Specifications on page 3 for details). The fuse holder is located at the back of the unit, just above the power inlet.

  • Page 87: Recalibrating The T200S/T500S

    All of these elements must be taken into consideration when determining the appropriate calibration interval of this particular EXFO unit. Under normal use, the recommended interval for your T200S/T500S is: 1 year. Recycling and Disposal This symbol on the product means that you should recycle or dispose of your product (including electric and electronic accessories) properly, in accordance with local regulations.

  • Page 89: Troubleshooting

    Forcing the T200S/T500S to Shutdown & Restart In case of system crash and frozen screen, you can abruptly turn the T200S/T500S off as explained in the following procedure. AUTION Do not stop the T200S/T500S with this procedure if you can turn it off normally as explained in Turning off the T200S/T500S on page 18.

  • Page 90: Restoring Your Unit To Normal Operation

    1a. Press the On/Off button during 10 seconds to turn off the T200S/T500S. 1b. Press the On/Off button to turn on the T200S/T500S. 1c. On the first sign that the T200S/T500S has started, hold down the On/Off button for 10 seconds to turn off the T200S/T500S.
  • Page 91 If an error is display at startup, it means that the software package must be updated: in this case, download the last T200S/T500S update package from the EXFO website and install it as described in Updating the T200S/T500S System Version on page 78.

  • Page 92: Using Assistance Tools

    Displaying the List of Errors and Warnings on page 86 Saving Debug Data Saving debug data and sending it to the EXFO customer support service can be useful for remote assistance (see Contacting the Technical Support Group on page 87).

  • Page 93: Viewing System Information

    EXFO website: www.EXFO.com/en/resources/ Contacting the Technical Support Group To obtain after-sales service or technical support for this product, contact EXFO at one of the following numbers. The Technical Support Group is available to take your calls from Monday to Friday, 8:00 a.m. to 7:00 p.m. (Eastern Time in North America).

  • Page 94: Transportation

    To avoid damaging the optical core, imperatively turn off the unit as described in Turning off the T200S/T500S on page 18. For instructions on returning the T200S/T500S, please contact EXFO (see Contacting the Technical Support Group on page 87). T200S/T500S...

  • Page 95: 10 Warranty

    General Information EXFO Inc. (EXFO) warrants this equipment against defects in material and workmanship for a period of 1 year from the date of original shipment. EXFO also warrants that this equipment will meet applicable specifications under normal use. During the warranty period, EXFO will, at its discretion, repair, replace, or issue credit for any defective product, as well as verify and adjust the product free of charge should the equipment need to be repaired or if the original calibration is erroneous.

  • Page 96: Liability

    Liability EXFO shall not be liable for damages resulting from the use of the product, nor shall be responsible for any failure in the performance of other items to which the product is connected or the operation of any system of which the product may be a part.

  • Page 97: Service And Repairs

    5. Return the equipment, prepaid, to the address given to you by support personnel. Be sure to write the RMA number on the shipping slip. EXFO will refuse and return any package that does not bear an RMA number.

  • Page 98: Exfo Service Centers Worldwide

    Fax: +86 (755) 2955 3101 Xintian Avenue, support.asia@exfo.com Fuhai, Bao’An District, Shenzhen, China, 518103 To view EXFO's network of partner-operated Certified Service Centers nearest you, please consult EXFO's corporate website for the complete list of service partners: http://www.exfo.com/support/services/instrument-services/ exfo-service-centers. T200S/T500S...

  • Page 99: A Scpi Command Reference

    General Commands on page 93 T200S/T500S Specific Commands on page 102 General Commands Quick Reference The T200S/T500S recognizes the required commands identified in IEEE 488.2. The table below summarizes these commands. These commands are fully explained on the following pages. Command...
  • Page 100 Status Register, a value of 0 disables the bit. Example(s) *ESE 25 where 25 sets the EXE, DDE and OPC bits) *ESE 0 clears the content of the Standard Event Status Enable register See Also *ESE? on page 95 *ESR? on page 96 T200S/T500S...
  • Page 101 SCPI Command Reference General Commands *ESE? Description The *ESE? query returns the current contents of the Standard Event Status Enable Register, as defined in Standard Event Status Enable Register (ESE) and Standard Event Status Register (ESR) on page 50. Type Overlapping.
  • Page 102 Identification: The response is organized into four fields separated by commas. The field definitions are as follows: Field 1 (Manufacturer): EXFO Inc. Field 2 (Model): instrument model Field 3 (Serial number): instrument serial number Field 4 (Firmware level): instrument firmware version Example(s) *IDN? returns EXFO Inc., T200S,12345678,1.0.0.0...
  • Page 103 SCPI Command Reference General Commands *OPC Description This command makes synchronization between the instrument and an external controller possible. The *OPC command causes the instrument to set bit 0 (Operation Complete) in the Standard Event Status Register to the TRUE (logic 1) state when the instrument completes all pending operations.
  • Page 104 Any Event Enable Register setting, including the Standard Event Status Enable Register setting. Any Event Register setting, including the Standard Event Status Register settings. Calibration data that affects device specifications. The Service Request Enable Register setting. Type Overlapping. Syntax *RST Parameter(s) None. T200S/T500S...
  • Page 105 SCPI Command Reference General Commands *SRE Description The *SRE command sets the Service Request Enable Register bit value, as defined in Service Request Enable Register (SRE) on page 51. Type Overlapping. Syntax *SRE<wsp><register value> Parameter(s) register value: The <register value>, represents the bit values of the Service Request Enable Register.
  • Page 106 This command only applies if the command TRIGger[:SEQuence]:SOURce on page 159 or ARM[:SEQuence][:LAYer]:SOURce on page 103 is set to BUS. Syntax *TRG Parameter(s) None. Example(s) *TRG See Also ARM[:SEQuence][:LAYer]:SOURce on page 103 INITiate[:IMMediate][:ALL] on page 111 TRIGger[:SEQuence]:SOURce on page 159 T200S/T500S...
  • Page 107 SCPI Command Reference General Commands *WAI Description The *WAI command prevents the device from executing any further commands or queries until the no-operation-pending flag becomes TRUE. Type Overlapping, no query. Syntax *WAI Parameter(s) None. Example(s) *WAI See Also *OPC on page 97 Tunable Laser Source...

  • Page 108: T200S/T500S Specific Commands

    SCPI Command Reference T200S/T500S Specific Commands T200S/T500S Specific Commands Quick Reference The table below contains a summary of the T200S/T500S specific commands. These commands are fully explained on the following pages. Command/Query Corresponding section category :ABORt ABORt on page 102...
  • Page 109 SCPI Command Reference T200S/T500S Specific Commands ARM Commands and Queries Quick Reference Command Overview Parameter(s) Section [:SEQuence] [:LAYer] SOURce <source> see p. 103 [:SEQuence] [:LAYer] SOURce? see p. 104 ARM[:SEQuence][:LAYer]:SOURce Description This command selects the source of the arm event for the sweep sequence.
  • Page 110 SCPI Command Reference T200S/T500S Specific Commands ARM[:SEQuence][:LAYer]:SOURce? Description This query returns the source of the arm event for the sweep sequence. At *RST, this value is set to IMMediate. Syntax ARM[:SEQuence][:LAYer]:SOURce? Parameter(s) None. Response Syntax <source> Response(s) source: Selected arm event source: BUS: the sweep sequence is started by the *TRG command (see *TRG on page 100).
  • Page 111 SCPI Command Reference T200S/T500S Specific Commands CALibration Commands and Queries Quick Reference Command Overview Parameter(s) Section CALibration [ALL] see p. 105 DATA TEMPerature? see p. 106 DATA DATE? see p. 107 DATA TIME? see p. 108 WARMup ABORt see p. 108...
  • Page 112 SCPI Command Reference T200S/T500S Specific Commands CALibration:DATA:TEMPerature? Description This query returns the ambient temperature measured inside the instrument during the last successful wavelength referencing operation. Syntax CALibration:DATA:TEMPerature? Parameter(s) None. Response Syntax <temperature> Response(s) temperature: Floating point number corresponding to the temperature value measured during wavelength referencing.
  • Page 113 SCPI Command Reference T200S/T500S Specific Commands CALibration:DATA:DATE? Description This query returns the date of the last successful wavelength referencing operation. Syntax CALibration:DATA:DATE? Parameter(s) None. Response Syntax <year>,<month><day> Response(s) year: Four-digit integer corresponding to the year of the current calibration. month: Integer corresponding to the month of the current calibration, in the range 01 to 12.
  • Page 114 SCPI Command Reference T200S/T500S Specific Commands CALibration:DATA:TIME? Description This query returns the time of the last successful wavelength referencing operation. Syntax :CALibration:DATA:TIME? Parameter(s) None. Response Syntax <hour>,<minute>,<second> Response(s) hour: Integer corresponding to the hour of the current calibration in 24 hour format, in the range 0 to 23.
  • Page 115 SCPI Command Reference T200S/T500S Specific Commands FORMat Commands and Queries Quick Reference Command Overview Parameter(s) Section FORMat [DATA] <type>[,<length>] see p. 109 [DATA]? see p. 110 Commands and Queries FORMat[:DATA] Description This command selects the format and length of data readings.
  • Page 116 SCPI Command Reference T200S/T500S Specific Commands FORMat[:DATA]? Description This query returns the format and length of data readings. Syntax FORMat[:DATA]? Parameter(s) None. Response Syntax <type>[,<length>] Response(s) type: Format of data readings. ASCii: numeric data is formatted as ASCII bytes such as <NR1 NUMERIC RESPONSE DATA>, <NR2 NUMERIC...
  • Page 117 SCPI Command Reference T200S/T500S Specific Commands INITiate Commands and Queries Quick reference Command Overview Parameter(s) Section INITiate [IMMediate] [ALL] see p. 111 Commands and Queries INITiate[:IMMediate][:ALL] Description This command completes one full trigger system cycle and returns to IDLE on completion.
  • Page 118 SCPI Command Reference T200S/T500S Specific Commands MEASURE Commands and Queries Quick reference Command Overview Parameter(s) Section MEASure [SCALar] POWer [DC]? see p. 112 TEMPerature [DC]? see p. 113 Commands and Queries MEASure[:SCALar]:POWer[:DC]? Description This query returns the power read at the source output.
  • Page 119 SCPI Command Reference T200S/T500S Specific Commands MEASure[:SCALar]:TEMPerature[:DC]? Description This query returns the actual temperature for calibration monitoring. This query has no associated *RST condition. Syntax MEASure[:SCALar]:TEMPerature[:DC]? Parameter(s) None. Response Syntax <temperature> Response(s) temperature: Floating point number corresponding to the temperature measured in the instrument.
  • Page 120 SCPI Command Reference T200S/T500S Specific Commands OUTPut Commands and Queries Quick reference Command Overview Parameter(s) Section OUTPut [STATe] <state> see p. 114 [STATe]? see p. 115 MONitor<n> [STATe] <state> see p. 115 [STATe]? see p. 116 SYNChronization [STATe] <state> see p. 117 [STATe]? see p.
  • Page 121 SCPI Command Reference T200S/T500S Specific Commands OUTPut[:STATe]? Description This query returns the state of the laser output. At *RST, this value is set to ON. Syntax OUTPut[:STATe]? Parameter(s) None. Response Syntax <state> Response(s) state: State of the laser output: 0 : the laser output is disabled, which means that the source emission is disabled.
  • Page 122 SCPI Command Reference T200S/T500S Specific Commands OUTPut:MONitor1|2[:STATe]? Description This query indicates if the output signal generation is active for the specified monitoring BNC connector located on the rear panel: λ MONitor1 is the out BNC connector (for spectrum monitoring). MONitor2 is the Power out BNC connector (for power monitoring).
  • Page 123 SCPI Command Reference T200S/T500S Specific Commands OUTPut:SYNChronization[:STATe] Description This command controls the activation of the output signal generation on the Trig out BNC connector located on the rear panel, for tuning and sweeping operations. At *RST, this value is set to OFF.
  • Page 124 SCPI Command Reference T200S/T500S Specific Commands SOURce Commands and Queries Quick reference Command Overview Parameter(s) Section [SOURce] FREQuency [CW|FIXed] <frequency>[<unit>]| see p. 120 MAXimum|MINimum|DEFault| UP|DOWN [CW|FIXed]? [MAXimum|MINimum|DEFault] see p. 121 STEP [WIDTh] <step>[<unit>]|MAXimum| see p. 122 MINimum|DEFault|UP| DOWN [WIDTh]? [MAXimum|MINimum|DEFault] see p. 123...
  • Page 125 SCPI Command Reference T200S/T500S Specific Commands Command Overview Parameter(s) Section [CW|FIXed]? [MAXimum|MINimum|DEFault] see p. 142 STEP [WIDTh] <step>[<unit>]|MAXimum| see p. 143 MINimum|DEFault|UP|DOWN [WIDTh]? [MAXimum|MINimum|DEFault] see p. 144 SWEep SPEed <speed>[<unit>]|MAXimum| see p. 145 MINimum|DEFault SPEed? [MAXimum|MINimum|DEFault] see p. 146 SPEed LIST? see p.
  • Page 126 SCPI Command Reference T200S/T500S Specific Commands Commands and Queries [SOURce]:FREQuency[:CW|FIXed] Description This command tunes the emission frequency of a non-swept signal to an absolute or relative frequency position. During the tuning of the emission frequency, bit #1 (SETTling) is set in the Operation Status Condition register (see Operational / Questionable Status Reporting on page 52).
  • Page 127 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:FREQuency[:CW|FIXed]? Description This query returns a value indicating either the current absolute frequency or the minimum/maximum/default absolute frequency of a non-swept signal. At *RST, this value is set to DEFault. Syntax [SOURce]:FREQuency[:CW|FIXed]?<wsp> [MAXimum|MINimum|DEFault] Parameter(s)
  • Page 128 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:FREQuency[:CW|FIXed]:STEP[:WIDTh] Description This command specifies the size of steps used to perform relative frequency of a non-swept signal. You can perform relative frequency tuning through the command [SOURce]:FREQuency[:CW|FIXed] on page 120 with the UP/DOWN keywords.

  • Page 129: [Maximum|Minimum|Default]

    SCPI Command Reference T200S/T500S Specific Commands [SOURce]:FREQuency[:CW|FIXed]:STEP[:WIDTh]? Description This query returns a value indicating either the current frequency step size or the minimum/maximum/default frequency step size for relative tuning of a non-swept signal. At *RST, this value is set to DEFault..
  • Page 130 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:FREQuency:SWEep:STARt Description This command sets the start frequency of a swept signal. At *RST, this value will be set to MINimum. Syntax [SOURce]:FREQuency:SWEep:STARt<wsp><start>[<unit>]| MAXimum|MINimum|DEFault Parameter(s) start: Value corresponding to the start frequency in Hz (if no unit is specified).
  • Page 131 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:FREQuency:SWEep:STARt? Description This query indicates either the current or the minimum/maximum/default start frequency of a swept signal. At *RST, this value is set to MINimum. Syntax [SOURce]:FREQuency:SWEep:STARt?<wsp> [MAXimum|MINimum|DEFault] Parameter(s) MAXimum The query returns the maximum possible start frequency for the laser model.
  • Page 132 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:FREQuency:SWEep:STOP Description This command sets the stop frequency of a swept signal. At *RST, this value will be set to MAXimum. Syntax [SOURce]:FREQuency:SWEep:STOP<wsp><stop>[<unit>]| MAXimum|MINimum|DEFault Parameter(s) stop: Value corresponding to the stop frequency in Hz (if no unit is specified).
  • Page 133 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:FREQuency:SWEep:STOP? Description This query indicates either the current or the minimum/maximum/default stop frequency of a swept signal. At *RST, this value is set to MAXimum. Syntax [SOURce]:FREQuency:SWEep:STOP?<wsp> [MAXimum|MINimum|DEFault] Parameter(s) MAXimum The query returns the maximum possible stop frequency for the laser model.

  • Page 134: State

    SCPI Command Reference T200S/T500S Specific Commands [SOURce]:OPTimization:BCOMpensation[:STATe] Description This command enables/disables the backlash compensation optimization during a sweep. At *RST, this value is set to ON. Syntax [SOURce]:OPTimization:BCOMpensation[:STATe]<wsp><state> Parameter(s) state: State of the backlash compensation optimization. The allowed values are: OFF|0: disables the backlash compensation.

  • Page 135: State

    SCPI Command Reference T200S/T500S Specific Commands [SOURce]:OPTimization:OLINewidth[:STATe] Description This command enables/disables the optimized linewidth optimization while tuning the laser. At *RST, this value is set to OFF. Syntax [SOURce]:OPTimization:OLINewidth[:STATe]<wsp><state> Parameter(s) state: State of the optimized linewidth optimization. The allowed values are: OFF|0: disables optimized linewidth.

  • Page 136: Power [Level]

    SCPI Command Reference T200S/T500S Specific Commands [SOURce]:POWer[:LEVel][:IMMediate][:AMPLitude] Description This command sets the setpoint for the output power. At *RST, this value will be set to MINimum. Syntax [SOURce]:POWer[:LEVel][:IMMediate][:AMPLitude]<wsp> <power>[<unit>]|MAXimum|MINimum|DEFault Parameter(s) power: Value corresponding to the power in dBm or W depending on the unit setting (UNIT:POWer on page 161) if no unit is specified.

  • Page 137: Maximum|Minimum| Default

    SCPI Command Reference T200S/T500S Specific Commands [SOURce]:POWer[:LEVel][:IMMediate][:AMPLitude]? Description This query indicates either the power set or the minimum/maximum/default setpoint for the output power. At *RST, this value is set to MINimum. Syntax [SOURce]:POWer[:LEVel][:IMMediate][:AMPLitude]?<wsp> [MAXimum|MINimum|DEFault] Parameter(s) MAXimum The query returns the maximum possible power value for the laser model.

  • Page 138: State

    SCPI Command Reference T200S/T500S Specific Commands [SOURce]:SWEep:CYCLe:CONTinuous Description This command enables/disables the continuous sweep mode. At *RST, this value is set to OFF. Syntax [SOURce]:SWEep:CYCLe:CONTinuous<wsp><state> Parameter(s) state: State of the sweep. The allowed values are: OFF|0: disables continuous sweep cycle mode. The sweep cycles are not continuously repeated.

  • Page 139: Count

    SCPI Command Reference T200S/T500S Specific Commands [SOURce]:SWEep:CYCLe:COUNt Description This command sets the number of sweep cycles you want the instrument to perform. At *RST, this value is set to 1. Applicability This command applies if the continuous repeat is disabled ([SOURce]:SWEep:CYCLe:CONTinuous on page 132 set to OFF).
  • Page 140 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:SWEep:CYCLe:COUNt? Description This query indicates either the number of sweep cycles set or the minimum/maximum/default number of sweep cycles. At *RST, this value is set to 1. Syntax [SOURce]:SWEep:CYCLe:COUNt?<wsp> [MAXimum|MINimum|DEFault] Parameter(s) MAXimum The query returns the maximum possible number of sweep cycles.

  • Page 141: Type

    FREQuency:SWEep:STARt and STOP or WAVelength:SWEep:STARt and STOP. RTRip (only available on T500S): round-trip (bi-directional) sweeping. Sweeps are performed in both directions starting at [SOURce]:FREQuency:SWEep:STARt on page 124 or [SOURce]:WAVelength:SWEep:STARt on page 148 and returning.

  • Page 142: Type

    FREQuency:SWEep:STARt and STOP or WAVelength:SWEep:STARt and STOP. RTRip (only available on T500S): round-trip (bi-directional) sweeping. Sweeps are performed in both directions starting at [SOURce]:FREQuency:SWEep:STARt on page 124 or [SOURce]:WAVelength:SWEep:STARt on page 148 and returning.

  • Page 143: Maximum|Minimum|Default

    SCPI Command Reference T200S/T500S Specific Commands [SOURce]:SWEep:HOLDoff Description This command sets the time duration of the pause to perform after sweep completion. If round-trip (bidirectional) sweep is active (see [SOURce]:SWEep:CYCLe:TYPE on page 135), the pause is performed after completion of each sweep of the cycle.
  • Page 144 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:SWEep:HOLDoff? Description This query returns a value indicating either the current pause duration after sweep completion, or the minimum/maximum/default possible pause duration. At *RST, this value is set to 0.0 second. Syntax [SOURce]:SWEep:HOLDoff?<wsp> [MAXimum|MINimum|DEFault]...

  • Page 145: Position

    SCPI Command Reference T200S/T500S Specific Commands [SOURce]:SWEep:REST Description This command sets the spectrum position when the source return to idle after completion of a sweep sequence. At *RST, this value is set to START. Applicability This command does not apply if round-trip (bidirectional) sweep is active (see If round-trip (bidirectional) sweep is active (see [SOURce]:SWEep:CYCLe:TYPE on page 135).
  • Page 146 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:SWEep:REST? Description This query indicates the spectrum position when the source return to idle after completion of a sweep sequence. At *RST, this value is set to START. Syntax [SOURce]:SWEep:REST? Parameter(s) None. Response Syntax <position>...

  • Page 147: Wavelength [Cw|Fixed]

    SCPI Command Reference T200S/T500S Specific Commands [SOURce]:WAVelength[:CW|FIXed] Description This command tunes the emission wavelength of a non-swept signal to an absolute or relative wavelength position. During the tuning of the emission wavelength, bit #1 (SETTling) is set in the Operation Status Condition register (see Operational / Questionable Status Reporting on page 52).
  • Page 148 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:WAVelength[:CW|FIXed]? Description This query returns a value indicating either the current absolute wavelength or the minimum/maximum/default absolute wavelength of a non-swept signal. At *RST, this value is set to DEFault. Syntax [SOURce]:WAVelength[:CW|FIXed]?<wsp> [MAXimum|MINimum|DEFault] Parameter(s)
  • Page 149 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:WAVelength[:CW|FIXed]:STEP[:WIDTh] Description This command sets the step size used to select the relative wavelength of a non-swept signal. You can perform relative wavelength tuning through the command [SOURce]:WAVelength[:CW|FIXed] on page 141 with the UP/DOWN keywords.
  • Page 150 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:WAVelength[:CW|FIXed]:STEP[:WIDTh]? Description This query returns a value indicating either the current wavelength step size or the minimum/maximum/default wavelength step size for relative tuning of a non-swept signal. At *RST, this value is set to DEFault.
  • Page 151 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:WAVelength:SWEep:SPEed Description This command sets the speed for a sweep. At *RST, this value is set to MAXimum. Syntax [SOURce]:WAVelength:SWEep:SPEed<wsp><speed>| MAXimum|MINimum|DEFault Parameter(s) speed: Numeric value corresponding to the speed in meter per second. To know the valid speed range, use the query [SOURce]:WAVelength:SWEep:SPEed? on page 146 (MIN and MAX parameters).
  • Page 152 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:WAVelength:SWEep:SPEed? Description This query returns a value indicating either the current sweep speed, or the minimum/maximum/default possible sweep speed. At *RST, this value is set to MAXimum. Syntax [SOURce]:WAVelength:SWEep:SPEed?<wsp> [MAXimum|MINimum|DEFault] Parameter(s) MAXimum The query returns the maximum possible speed in meter per second.
  • Page 153 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:WAVelength:SWEep:SPEed:LIST? Description This query returns the list of supported speeds for a sweep. This command has no associated *RST condition. Syntax [SOURce]:WAVelength:SWEep:SPEed:LIST? Parameter(s) None. Response Syntax <speed> Response(s) speed: Value corresponding to the vector of speed values in meter per second.
  • Page 154 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:WAVelength:SWEep:STARt Description This command sets the start wavelength of a swept signal. At *RST, this value will be set to MINimum. Syntax [SOURce]:WAVelength:SWEep:STARt<wsp><start>[<unit>]| MAXimum|MINimum|DEFault Parameter(s) start: Value corresponding to the start wavelength in meter (if no unit is specified).
  • Page 155 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:WAVelength:SWEep:STARt? Description This query indicates either the current or the minimum/maximum/default start wavelength of a swept signal. At *RST, this value is set to MINimum. Syntax [SOURce]:WAVelength:SWEep:STARt?<wsp> [MAXimum|MINimum|DEFault] Parameter(s) MAXimum The query returns the maximum possible start wavelength for the laser model.
  • Page 156 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:WAVelength:SWEep:STOP Description This command sets the stop wavelength of a swept signal. At *RST, this value will be set to MAXimum. Syntax [SOURce]:WAVelength:SWEep:STOP<wsp><stop>[<unit>]| MAXimum|MINimum|DEFault Parameter(s) stop: Value corresponding to the stop wavelength in meters (if no unit is specified).
  • Page 157 SCPI Command Reference T200S/T500S Specific Commands [SOURce]:WAVelength:SWEep:STOP? Description This query indicates either the current or the minimum/maximum/default stop wavelength of a swept signal. At *RST, this value is set to MAXimum. Syntax [SOURce]:WAVelength:SWEep:STOP?<wsp> [MAXimum|MINimum|DEFault] Parameter(s) MAXimum The query returns the maximum possible stop wavelength for the laser model.
  • Page 158 SCPI Command Reference T200S/T500S Specific Commands STATus Commands and Queries Quick Reference Command Overview Parameter(s) Section STATus OPERation CONDition? see p. 152 QUEStionable CONDition? see p. 153 Commands and Queries STATus:OPERation:CONDition? Description This query returns the content of the condition register associated with the operation status structure.
  • Page 159 SCPI Command Reference T200S/T500S Specific Commands STATus:QUEStionable:CONDition? Description This query returns the content of the condition register associated with the questionable status structure. Reading the condition register is nondestructive. Type Overlapping, query only. Syntax STATus:QUEStionable:CONDition? Parameter(s) None. Response Syntax <condition>...
  • Page 160 SCPI Command Reference T200S/T500S Specific Commands SYSTem Commands and Queries Quick Reference Command Overview Parameter(s) Section SYSTem DATE <year>,<month>,<day> see p. 154 DATE? see p. 155 SYSTem ERRor [:NEXT]? see p. 156 TIME <hour>,<minute>,<second> see p. 157 TIME? see p. 157 VERSion? see p.
  • Page 161 SCPI Command Reference T200S/T500S Specific Commands SYSTem:DATE? Description This query returns the current date from the instrument's internal calendar. This query has no associated *RST condition. Syntax SYSTem:DATE? Parameter(s) None. Response Syntax <year>,<month>,<day> Response(s) year: Integer corresponding to the year in the instrument’s date.
  • Page 162 SCPI Command Reference T200S/T500S Specific Commands SYSTem:ERRor[:NEXT]? Description This query returns the error/event queue for the next item and removes it from the queue. This query has no associated *RST condition. Type Overlapping, query only. Syntax SYSTem:ERRor[:NEXT]? Parameter(s) None. Response Syntax <code>,<description[,Info]>...
  • Page 163 SCPI Command Reference T200S/T500S Specific Commands SYSTem:TIME Description This command sets the instrument's internal clock to the current time. This command has no associated *RST condition. Syntax SYSTem:TIME<wsp><hour>,<minute>,<second> Parameter(s) hour: Hour information in 24 hour format, in the range 0 to 23.
  • Page 164 SCPI Command Reference T200S/T500S Specific Commands SYSTem:VERSion? Description This query returns the SCPI revision to which the instrument complies. This query has no associated *RST condition. Syntax SYSTem:VERSion? Parameter(s) None. Response Syntax <version> Response(s) version: Fixed point number corresponding to the year followed by the revision number of the SCPI standard to which the instrument complies.
  • Page 165 SCPI Command Reference T200S/T500S Specific Commands TRIGger Commands and Queries Quick Reference Command Overview Parameter(s) Section TRIGger [SEQuence] SOURce see p. 159 [SEQuence] SOURce? see p. 160 Commands and Queries TRIGger[:SEQuence]:SOURce Description This command selects the source of the trigger event for a sweep.
  • Page 166 SCPI Command Reference T200S/T500S Specific Commands TRIGger[:SEQuence]:SOURce? Description This query returns the selected source of the trigger event detector for a sweep sequence. At *RST, this value is set to IMMediate. Syntax TRIGger[:SEQuence]:SOURce? Parameter(s) None. Response Syntax <source> Response(s) source:...
  • Page 167 SCPI Command Reference T200S/T500S Specific Commands UNIT Commands and Queries Quick Reference Command Overview Parameter(s) Section UNIT POWer <unit> see p. 161 POWer? see p. 162 TEMPerature <unit> see p. 162 TEMPerature? see p. 163 Commands and Queries UNIT:POWer Description This command selects a default unit for commands that set absolute power.
  • Page 168 SCPI Command Reference T200S/T500S Specific Commands UNIT:POWer? Description This query returns the selected default unit for commands that set absolute power. At *RST, this value is set to DBM. Syntax UNIT:POWer? Parameter(s) None. Response Syntax <unit> Response(s) unit: Default unit for commands that set absolute power: DBM: the default power unit is set to dBm.
  • Page 169 SCPI Command Reference T200S/T500S Specific Commands UNIT:TEMPerature? Description This query returns the selected default unit for commands that set temperature. At *RST, this value is set to CEL. Syntax UNIT:TEMPerature? Parameter(s) None. Response Syntax <unit> Response(s) unit: Default unit for commands that set temperature: C|CEL: the temperature unit is set to Celsius.
  • Page 171 Chinese Regulation on Restriction of Hazardous Substances (RoHS) 中国关于危害物质限制的规定 NAMES AND CONTENTS OF THE TOXIC OR HAZARDOUS SUBSTANCES OR ELEMENTS CONTAINED IN THIS EXFO PRODUCT 包含在本 EXFO 产品中的有毒有害物质或元素的名称及含量 Part Name Lead Mercury Cadmium Hexavalent Polybrominated Polybrominated Chromium biphenyls diphenyl ethers 部件名称...
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