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Santec TSL-570 Operation Manual

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Tunable Semiconductor Laser
TSL-570
Type H (High power option)
Operation Manual

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Summary of Contents for Santec TSL-570

  • Page 1 Tunable Semiconductor Laser TSL-570 Type H (High power option) Operation Manual...
  • Page 2 TSL-570 OPERATION MANUAL Notes to Users 1) Copyright 2022, Santec Corporation. All rights reserved. No part of this Operation Manual may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, without the prior written permission of Santec.
  • Page 3 Thank you very much for your having purchased our product, Tunable Semiconductor Laser TSL Series. This Operation Manual contains information necessary for the operation of TSL-570 Type H, and it is intended for those with sufficient knowledge enough to of laser danger and its safe control. Before operating TSL-570, you should first read thoroughly through this Operation Manual and become familiar to its contents.
  • Page 4 Chapters 1 to 4 illustrate the outline of this product, safety precautions, and installation of the product. SANTEC recommends that Chapter 1 to 4 should be read carefully before proceeding to the following chapters. Chapters 5 to 7 describe how to operate the product.

  • Page 5: Explanation Of Terms

    Tunable Semiconductor Laser TSL-570 Explanation of Terms The meanings of the following terms used in this Operation Manual are defined as below: (1) Meaning This indicates pressing DANGER, and if DANGER it is not avoided, personnel death or serious injury may result; therefore, it is the most emphasized special information.

  • Page 6: Table Of Contents

    TSL-570 OPERATION MANUAL Contents Introduction How to Read the Manual Instrument Markings Explanation of Terms Safety Notes ........9 1.1. Intended use ............... 9 1.2. Safety Markings ............9 1.3. Laser Class ..............10 Product Composition ..... 11 Panel Descriptions ......12 3.1.
  • Page 7 Tunable Semiconductor Laser TSL-570 5.6. Setting the Wavelength Sweep ........25 5.6.1. Continuous sweep setting ..........28 5.6.2. Trigger setting for continuous sweep ......30 5.6.3. Step sweep setting ............31 5.6.4. Trigger setting for step sweep........33 5.6.5. Detailed trigger settings ..........33 5.7.
  • Page 8 Common Command List ..........58 7.4.2. TSL-570 Status system ..........59 7.4.3. IEEE-488.2 common commands - Detailed description ..61 7.4.4. TSL-570 Specific command overview ......64 7.4.5. Command error ............104 7.4.6. System alert ............. 105 Specifications ......106 8.1.

  • Page 9: Safety Notes

    Tunable Semiconductor Laser TSL-570 1. Safety Notes 1.1. Intended use This product is designed to measure the optical characteristics. Do not use this product for anything other than as an optical measuring instrument. If this product is used in a manner not specified in this manual, the protection provided by this product may be impaired.

  • Page 10: Laser Class

    TSL-570 OPERATION MANUAL 1.3. Laser Class This product is classified class 3B laser product according to IEC 60825-1 (2014). Laser Type: External Cavity Diode Laser Laser Class: 3B IEC60825-1(2014) Output Power: < 500mW Laser Diameter: 10μm Numerical aperture: Wavelength: 1200-1700nm Laser Safety Labels his product radiates class 3B invisible laser.

  • Page 11: Product Composition

    Tunable Semiconductor Laser TSL-570 2. Product Composition This product is composed of the TSL-570 body and accessories. Check to make sure that all the following items are included. TSL-570 body x1 Power code x1 Interlock terminator x1 Operation Manual & Software x1...

  • Page 12: Panel Descriptions

    TSL-570 OPERATION MANUAL 3. Panel Descriptions 3.1. Front Panel Display and Touch screen Optical Output Activation key USB (Host) Power On/Off Optical Output And ED indicator Connector (inside) Figure 3-1. Front Panel 3.2. Rear Panel 3.3. Power inlet and Fuse Box...

  • Page 13: Side Panel

    Tunable Semiconductor Laser TSL-570 3.3. Side Panel Air intakes Legs Rear feet Figure 3-3. Side Panel 13 / 117...

  • Page 14: Installation

    Do not place with possible exposure to water. · Be sure to install the TSL-570 in a level place (less than 5 degree). It is recommended to install this product on a vibration-proof base. The unit may not operate correctly if the device is set in an inclined position.

  • Page 15: Interlock

    Tunable Semiconductor Laser TSL-570 This product is grounded by the ground line in the supplied power cable. This product must be properly grounded to avoid electrical shock and other dangers. Please make sure that this product is properly grounded to avoid electrical shock.
  • Page 16 TSL-570 OPERATION MANUAL NOTE Make sure to use this product only with the terminator connected when an external interlock is not used. The Laser is not output unless the terminator is connected. When " " is indicated in the display of the front panel, the interlock circuit is in open state.

  • Page 17: Basic Operation

    Tunable Semiconductor Laser TSL-570 5. Basic Operation 5.1. Turning on the Unit Press the Power ON/OFF key at the lower left of the front panel. The LED of the power ON/OFF key will turn green, and initialization will last for about 60 seconds.

  • Page 18: Numeric Keypad Input Screen Configuration

    TSL-570 OPERATION MANUAL 5.2.2. Numeric Keypad Input Screen Configuration 1. Select the blinking cursor in the digit you want to enter. The blinking cursor can be moved with the unit shift key. Alternatively, you can select by directly touching the number.

  • Page 19: Menu Screen Transition

    Tunable Semiconductor Laser TSL-570 5.2.3. Menu screen transition The screen transition diagram of this device is shown. The "Main", "Sweep", and "Trigger" settings that are mainly used can be easily switched back and forth, and detailed settings can be changed from the "Other" screen.

  • Page 20: Laser Output

    TSL-570 OPERATION MANUAL 5.3. Laser Output Make sure that the optical fiber is connected correctly to the optical output connector before performing LD output. 1. Press the Optical Output Activation key. 2. After turning on the power, the release screen for safety lock (password input screen) will be displayed by performing the first operation of the ACTIVE key.

  • Page 21: Setting The Wavelength

    Tunable Semiconductor Laser TSL-570 NOTE When “ ” is displayed on the main screen of the front panel, the interlock circuit is open and the Laser is not output. 5.4. Setting the Wavelength 1. Touch the number displayed to the right of Wavelength on the main screen.

  • Page 22: Setting The Output Power

    TSL-570 OPERATION MANUAL ■ Changing the Unit of the Wavelength 1. Touch the unit on the wavelength setting screen. 2. The input unit is changed. 3. To return to the previous unit, touch Unit again. When setting the unit to Frequency, other settings are displayed for the frequency.
  • Page 23 Tunable Semiconductor Laser TSL-570 2. The Numeric Keypad Input Screen appears, and it transitions to the state where the power can be set. 3. Input a value according to “2-2”. Range: -10dBm to +20dBm Resolution: 0.01dB (0.01mW) NOTE When a value is set that is greater than the maximum power, “...
  • Page 24 TSL-570 OPERATION MANUAL mW (linear scale). However, the following parameters do not change. In case of Manual mode, the Attenuator value setting is fixed at the Attenuator [dB]. ■ Switching the Optical Power Control Mode The power control of the optical output can be switched between Auto and Manual.

  • Page 25: Setting The Wavelength Sweep

    Tunable Semiconductor Laser TSL-570 Power mode is a manual control mode when “Attenuator” is displayed on the main screen. 5.6. Setting the Wavelength Sweep This section describes the wavelength sweep settings. This product has two sweep modes: continuous sweep and step sweep. Make the following settings to operate correctly in each mode.
  • Page 26 TSL-570 OPERATION MANUAL Perform two-way sweep with step operation. Change the Step and Two way wavelength from the start wavelength to the stop wavelength with the wavelength interval set by STEP and the wait time set by Dwell. Afterwards, change the wavelength from the end wavelength to the start wavelength in the same manner.
  • Page 27 Tunable Semiconductor Laser TSL-570 Continuous sweep setting Setting Unit Description parameter Start Start wavelength (THz) Stop Stop wavelength Speed nm/s Sweep speed Cycle times Number of wavelength sweeps Delay The wait time between each sweep in continuous sweep operation Step Width...

  • Page 28: Continuous Sweep Setting

    TSL-570 OPERATION MANUAL 3. Stop at the stop wavelength In the case of continuous sweep, when each sweep is completed, the wavelength returns to the start wavelength and the operation is executed for the number of cycles. NOTE When stopping sweep operation in the middle, follow "5-6-6 Stop Sweep".
  • Page 29 Tunable Semiconductor Laser TSL-570 4. Touch the number on the right side of Speed to more to the sweep speed setting screen. 5. Select a sweep speed from the Sweep Speed setting screen. 6. Touch the “Setting” on the Sweep setting screen to perform detailed settings.

  • Page 30: Trigger Setting For Continuous Sweep

    TSL-570 OPERATION MANUAL 7. Set the following parameters on the detailed setting screen. Parameter Unit Description Cycles times Set the Number of wavelength sweeps. After each sweep completes, the wavelength is set at the stop wavelength. If the mode is set to Two way, one round trip counts as two. When setting the Cycles to “0”...

  • Page 31: Step Sweep Setting

    Tunable Semiconductor Laser TSL-570 2. Set each parameter at the Trigger setting screen. Setting parameter Description Auto The sweep is started by command / screen operation Start Trigger The sweep is started by the external signal input. Manual Sweep is also executed by command / screen operation.
  • Page 32 TSL-570 OPERATION MANUAL 2. After the screen switches to the Sweep setting screen, set Sweep Mode. The Step sweep has one-way operation "Step and One way" and two-way operation "Step and Two way". 3. Input the sweep start wavelength and sweep stop wavelength according to "5-4.

  • Page 33: Trigger Setting For Step Sweep

    Tunable Semiconductor Laser TSL-570 5.6.4. Trigger setting for step sweep Set the trigger setting for step sweep. 1. Touch the “Setting” button. 2. Set each parameter at the Sweep setting screen. Parameter Unit Description Cycles times Sweep repetition times Dwell Wait time between consequent steps in step sweep mode.

  • Page 34: Executing The Wavelength Sweep

    TSL-570 OPERATION MANUAL Setting Parameter Description Input Polarity/ Set the Input/ Output trigger polarity. Output Polarity Factory settings is “Rising”. Select the polarity to change to “Falling” (Low). Pass Through Set this parameter when using the trigger signal in synchronization with other products.

  • Page 35: Turning Off The Unit

    Tunable Semiconductor Laser TSL-570 3. Stop Sweep Touch STOP to stop a sweep in progress. Sweep is stopped immediately NOTE When stopping sweep operation in the middle, follow "5-6-6 Stop Sweep". The number of sweeps displayed returns to 0 when the number exceeds 1000.
  • Page 36 TSL-570 OPERATION MANUAL Do not unplug power cord from rear panel before power shut down is complete (LED of power ON/OFF key is turn off). Damage of the device may be caused by vibration under transportation if power supply is not shut down properly.

  • Page 37: Detailed Operation

    Tunable Semiconductor Laser TSL-570 6. Detailed Operation 6.1. Fine-tuning Fine-tuning adjusts output wavelength with a resolution under 1MHz. The adjustable wavelength range is about 10 GHz (about 80 pm around 1550 nm). Fine-tuning can be also performed with an external analog signal. Refer to “6-3.

  • Page 38: Coherence Control

    TSL-570 OPERATION MANUAL 5. Tune the wavelength to the desired wavelength while monitoring the output wavelength with an instrument such as a wavelength meter. ■ How to cancel on the front panel When touching Off on the right side of Enable Fine-Tuning, the fine tuning mode is canceled.

  • Page 39: External Modulation

    Tunable Semiconductor Laser TSL-570 3. The operation starts when Modulation State is turned ON. During operation, the “Coh.Ctrl” status is displayed on the status screen. ■ How to stop 1. Select the Off at the Modulation State. 2. Coherence control function turns OFF, and the “Coh.Ctrl” status turns off on the screen.
  • Page 40 TSL-570 OPERATION MANUAL ■ How to use 1. Touch Main -> Setting to move to the modulation setting screen. 2. Select “Frequency Mod.” in Modulation Source pull-down menu. 3. Select On at the Modulation State. During operation, the “Frequency Mod.”...

  • Page 41: Power Monitor Signal Output

    The function outputs voltage signal according to integrated power monitor. It can be used to compensate optical output power fluctuation in real time. (For example, this feature is best recommended to be used with Santec’s Swept Test System as WDL/PDL measurement solution.) Power monitor output Signal is output from BNC connector leveled “POWER MONITOR”...

  • Page 42: Trigger Setting

    TSL-570 OPERATION MANUAL 6.5. Trigger Setting Trigger signals can be used for synchronizing with external instruments. Specifications of output trigger signal Signal Voltage: 3.3V (High), 0V (Low) Signal width: 25 μs Repetition rate: 20 kHz (Maximum) Minimum trigger step: Dependence on sweep speed. See table below as reference.
  • Page 43 Tunable Semiconductor Laser TSL-570 NOTE If settings other than those in the above table are set, the sweep speed will be prioritized. e.g. When the sweep speed is set to 200 nm/s, the minimum trigger interval is set to 1pm, the minimum trigger interval is automatically set to 10pm.

  • Page 44: Displaying The Product Information

    TSL-570 OPERATION MANUAL No trigger is output even if there is an input trigger. 6.6. Displaying the Product Information Display the various product information. 1. Touch Information on the Other tab to move to the screen for various settings. The following information is displayed.
  • Page 45 Error Detail How to deal with errors number No 00 There is something issue with Please stop using the product and contact santec. power supply. to 03 No 04 Power setting Error Reset the power in the configurable power range No 05 Wavelength Error.

  • Page 46: System Settings

    TSL-570 OPERATION MANUAL and restart the product. If the error still occurs, please stop using the product and contact santec. No 06 There is something issue with Press the Power ON/OFF key to turn off the product the attenuator. and restart the product. If the error still occurs, please stop using the product and contact santec.

  • Page 47: Save/ Load Setting Parameters

    Tunable Semiconductor Laser TSL-570 Sound Set the presence or absence of a beep sound during touch operation. Brightness Sets the screen brightness in the range 10 to 100%. The screen brightness is reduced to 10% when the touch screen, numeric keypad have not been used for the specified period of time.

  • Page 48: Safety Lock

    TSL-570 OPERATION MANUAL 6.10. Safety Lock It is possible to check / unlock the status of the safety lock / change the password. 6.10.1. Checking the status of Safety Lock and releasing the safety lock 1. When the Safety Lock on the Other tab is pressed, the lock status is displayed.
  • Page 49 Tunable Semiconductor Laser TSL-570 3. Enter the 4-digit password to unlock it. The factory default setting is "0000". 6.10.2. 1. Press the Lock to lock the TSL. (Current status is shown in green.) To release it again, check 6.10.1 Checking the status of Safety Lock and releasing the safety lock.
  • Page 50 TSL-570 OPERATION MANUAL 2. Enter the current password and press the Enter. 3. Enter the new password and press the Enter. 50 / 117...

  • Page 51: Operation By Communication

    Tunable Semiconductor Laser TSL-570 7. Operation by Communication This device supports GP-IB, LAN and USB as means of communication. The setting method, characteristics, and differences of each method are described below. 7.1. GPIB A communication function based on standards specified in IEEE-488.

  • Page 52: Setting The Address, Delimiter And Command Set

    TSL-570 OPERATION MANUAL and each numeric value represents grade. Symbol Function TSL-570 Subset Source handshake SH1: All functions Acceptor handshake AH1: All functions Talker T8: Basic talker, talker release by MLA Listener L4: Basic listener, listener release by MTA Service request...
  • Page 53 Tunable Semiconductor Laser TSL-570 2. Touch GPIB on the Communication. 3. Set GPIB Address and Delimiter. Address Set an address from 1 to 30. The default value is 1. Delimiter Select a delimiter from ”CR”, ”LF”, ”CR+LF”, and ”EOI “. Set the end character of the command string.

  • Page 54: Usb

    Even though some pop-up messages will be displayed when USB cable is connected the device and PC, please click cancel or close message. 1. Open “Device Manager” (Figure 7-2-3-1) and open “TSL-570” under “Other devices.” Right-click on “TSL-570” and click on “Update Driver Software...”.
  • Page 55 Tunable Semiconductor Laser TSL-570 Figure 7-2-3-1. Device message 2. Click on “Browse my computer for driver software” when message window (Figure 7-2-3-2) appears. Figure 7-2-3-2. Update driver software 3. On message window (Figure 7-2-3-3), click on “Browse” button to select the driver software location under Removable disk included in package.

  • Page 56: Lan

    TSL-570 OPERATION MANUAL appear. Figure 7-2-3-4. Installation in progress 5. If a Windows Security message in Figure 7-2-3-5 appears, please click on “Install this driver software anyway” to proceed. Figure 7-2-3-5. Windows security message 6. Installation is completed successfully when Figure 7-2-3-6 appears. Click on “Close”...

  • Page 57: Communication Conditions And System Requirements

    Tunable Semiconductor Laser TSL-570 LAN connector 7.3.2. Communication Conditions and System Requirements Electrical Specifications IEEE802.3 Standard Transfer Method Ethernet（100BASE-TX） Transfer speed 30Mbps Communication Protocol TCP/IP Connector Type RJ-45 IP Address *.*.*.* (* = integer from 0 ~ 255) Subnet mask *.*.*.* (* = integer from 0 ~ 255)

  • Page 58: Command Reference

    TSL-570 OPERATION MANUAL 2. Set the following items. Physical Address The number is unique and cannot be changed. Port Number Set integer number from 0 to 65535 using numeric keypad. IP Address Input numbers using numeric keypad. Subnet Mask Input numbers using numeric keypad.

  • Page 59: Status System

    Tunable Semiconductor Laser TSL-570 Queries the completion of operation. ;*OPC? *CLS Status Clear (Clears STBR and SESR.) Sets Standard Event Enable Register. *ESE (The result of SESR and SEER is set to ESB.) Reads out the value of the Standard Event Enable Register.
  • Page 60 TSL-570 OPERATION MANUAL The status is read out by serial poll, or *STB? command. Not used Not used Not used Not used Not used RQS (Request Service Bit): RQS is set when a Service Request is issued. ESB (Event Status Bit): ESB is set when any of the bits of the Standard Event Status Register (SESR) is set.

  • Page 61: Ieee-488.2 Common Commands - Detailed Description

    Tunable Semiconductor Laser TSL-570 bit of the SEER is set to 1, the corresponding bit of the SESR is set to Enable. 7.4.3. IEEE-488.2 common commands - Detailed description Command *IDN? Description Identification Query A query to identify the device; places strings of device information such as the manufacturer name, model number, serial number, firmware version in the output queue.
  • Page 62 TSL-570 OPERATION MANUAL Parameter None Response This should return “0” for success, non-zero return values for error conditions 0: No error Non zero: Error Example This should return “0” for success, non-zero return values for error conditions. Transmission *TST? Response →0...
  • Page 63 Tunable Semiconductor Laser TSL-570 Parameter Setting value from 0 to 255 Response None Example Set SEER to 255. Transmission *ESE 255 Response None Command *ESE? Description Standard Event Enable Register Query Places the value of the Standard Event Enable Register (SEER) in the output queue.

  • Page 64: Specific Command Overview

    →0 7.4.4. TSL-570 Specific command overview Two kinds of command sets are provided for the TSL-570. Select one of them in advance and use the commands in that category. Commands in one command set cannot be used with commands in the other command set simultaneously.
  • Page 65 Tunable Semiconductor Laser TSL-570 2. Select ”Legacy” or ” SCPI”. Command set Description Legacy This command is compatible with our previous products. SCPI This command complies with the standards specified by the SCPI consortium. Command set can also be selected by “:SYSTem:COMMunicate:CODe”...
  • Page 66 TSL-570 OPERATION MANUAL :POWer:STATe? Reads out optical output status. :POWer:ATTenuation Sets the attenuator value. :POWer:ATTenuation? Reads out the attenuator value. :POWer:ATTenuation:AUTo Sets the power control mode. :POWer:ATTenuation:AUTo? Reads out the setting of the power control. :POWer[:LEVel] Sets optical output power level.
  • Page 67 Tunable Semiconductor Laser TSL-570 :WAVelength:SWEep:MODe? Reads out the sweep mode. :WAVelength:SWEep:SPEed Sets the sweep speed. :WAVelength:SWEep:SPEed? Reads out sweep speed. :WAVelength:SWEep:STEP[:WIDTh] Sets the step for Step sweep mode. :WAVelength:SWEep:STEP[:WIDTh]? Reads out the step for Step sweep mode. [:WAVelength]:FREQuency:SWEep:S Sets the step for Step sweep mode in optical TEP[:WIDTh] frequency.
  • Page 68 TSL-570 OPERATION MANUAL :TRIGger:INPut:EXTernal Enables / Disables external trigger input. Reads out the setting of external trigger input. 92 :TRIGger:INPut:EXTernal? :TRIGger:INPut[:EXTernal]:ACTive Sets input trigger polarity. :TRIGger:INPut[:EXTernal]:ACTive? Reads out input trigger polarity. :TRIGger:INPut:STANdby Sets the device in trigger signal input standby mode.
  • Page 69 Tunable Semiconductor Laser TSL-570 :SYSTem:COMMunicate:ETHernet:SM Reads out the subnet mask. ASk? :SYSTem:COMMunicate:ETHernet:DG Sets the default gateway. ATeway :SYSTem:COMMunicate:ETHernet:DG Reads out the default gateway. ATeway? :SYSTem:COMMunicate:ETHernet:PO Sets the port number. :SYSTem:COMMunicate:ETHernet:PO Reads out the port number. :SYSTem:COMMunicate:CODe Sets the command set.
  • Page 70 TSL-570 OPERATION MANUAL 1. Optical output related commands Command :WAVelength Description Sets the output wavelength. Syntax Legacy [:SOURce[n]][:CHANnel[m]]:WAVelength<wsp><value> SCPI [:SOURce[n]][:CHANnel[m]]:WAVelength<wsp><value> [PM|NM|UM|MM|M] Parameter Range: Specified wavelength range Step: 0.1 pm Legacy <value> should be decimal notation in “nm”. Character strings representing a unit cannot be accepted.
  • Page 71 Tunable Semiconductor Laser TSL-570 Command :WAVelength:UNIT Description Sets units of displayed wavelength. Syntax [:SOURce]: WAVelength:UNIT<wsp><value> Parameter 0: nm 1: THz Response None Example Sets units of wavelength to THz. Transmission :WAV:UNIT 1 Command :WAVelength:UNIT? Description Reads out units of displayed wavelength.
  • Page 72 TSL-570 OPERATION MANUAL Command :WAVelength:FINetuning:DISable Description Terminates Fine-Tuning operation. Syntax [:SOURce[n]]:WAVelength:FINetuning:DISable Parameter Note Response None Example Terminates Fine-Tuning operation. Transmission :WAV:FIN:DIS Command [:WAVelength]:FREQuency Description Sets the output wavelength in optical frequency. Syntax Legacy [:SOURce[n]][:CHANnel[m]]:[:WAVelength]: FREQuency<wsp><value> SCPI [:SOURce[n]][:CHANnel[m]][:WAVelength]: FREQuency<wsp><value>[Hz|kHz|MHz|GHz|THz] Parameter Range: Specified wavelength range...
  • Page 73 Tunable Semiconductor Laser TSL-570 SCPI These numbers are followed by character strings representing a unit. When a unit character string is not specified, Hz is used as the default. Example The setting frequency is 200THz. Transmission : FREQ? Response Legacy →200...
  • Page 74 TSL-570 OPERATION MANUAL Description Reads out optical output status. Syntax [:SOURce[n]][:CHANnel[m]]:POWer:STATe? Parameter None Response 0: optical output OFF 1: optical output ON Example Optical output is active. Transmission :POW:STAT? Response Legacy →1 SCPI →+1 Command :POWer:ATTenuation Description Sets the attenuator value.
  • Page 75 Tunable Semiconductor Laser TSL-570 Transmission :POW:STAT 1 Command :POWer:ATTenuation:AUTo? Description Reads out the setting of the power control. Syntax [:SOURce[n]][:CHANnel[m]]:POWer:ATTenuation:AUTo? Parameter None Response 0: Manual mode 1: Auto mode Example The power control mode is Auto mode. Transmission :POW:ATT:AUT? Response Legacy →1...
  • Page 76 TSL-570 OPERATION MANUAL MINimum: Reads out the minimum configurable ouput power. MAXimum: Reads out the maximum configurable output power. Response Range: -15dBm to +13dBm Step: 0.01dB (0.01mW) Units are defined by the command “:POWer:UNIT”. Example Setting power level is 10dBm or 10mW. Units are defined by the command “:POWer:UNIT”.
  • Page 77 Tunable Semiconductor Laser TSL-570 Syntax [:SOURce]:POWer:SHUTter? Parameter None Response 0: Shutter Open 1: Shutter Close Example The internal shutter is closed. Transmission :POW:SHUT? Response Legacy →1 SCPI →+1 Command :POWer:UNIT Description Changes the unit of the power setting and display.
  • Page 78 TSL-570 OPERATION MANUAL representing a unit. When a unit character string is not specified, m（meter）is used as the default. Response None Example Sets sweep start wavelength to 1480 nm. Legacy :WAV:SWE:STARt 1480 SCPI1 :WAV:SWE:STARt 1480nm SCPI2 :WAV:SWE:STARt 1480E-9 Command :WAVelength:SWEep:STARt? Description Reads out the sweep start wavelength.
  • Page 79 Tunable Semiconductor Laser TSL-570 Legacy :FREQ:SWE:STAR 185.0570 SCPI1 :FREQ:SWE:STAR 185.057THZ SCPI2 :FREQ:SWE:STAR 185.057E+12 Command [:WAVelength]:FREQuency:SWEep:STARt? Description Reads out the sweep start wavelength in optical frequency. Syntax Legacy [:SOURce[n]][:CHANnel[m]]:WAVelength:SWEep:STARt? SCPI [:SOURce[n]][:CHANnel[m]]:WAVelength:SWEep:STARt? <wsp>[Hz|kHz|MHz|GHz|THz] Parameter None Response Range: Specified wavelength range Step: 10MHz Legacy Response is decimal notation in “THz”.
  • Page 80 TSL-570 OPERATION MANUAL Command :WAVelength:SWEep:STOP? Description Reads out the sweep stop wavelength. Syntax Legacy [:SOURce[n]][:CHANnel[m]]:WAVelength:SWEep:STOP? SCPI [:SOURce[n]][:CHANnel[m]]:WAVelength:SWEep:STOP? STOP?<wsp>[PM|NM|UM|MM|M] Parameter None Response Range: Specified wavelength range Step: 0.1pm Legacy Response is decimal notation in “nm”. SCPI These numbers are followed by character strings representing a unit.
  • Page 81 Tunable Semiconductor Laser TSL-570 SCPI [:SOURce]:WAVelength:SWEep:RANGe:MAXimum? [PM|NM|UM|MM|M] Parameter None Response Range: The maximum wavelength in the configurable sweep range at the current sweep speed Step: 0.1pm Legacy Response is decimal notation in “nm”. SCPI These numbers are followed by character strings representing a unit.
  • Page 82 TSL-570 OPERATION MANUAL SWEep:STOP?<wsp>[Hz|kHz|MHz|GHz|THz] Parameter None Response Range: Specified wavelength range Step: 10MHz Legacy Response is decimal notation in “THz”. SCPI These numbers are followed by character strings representing a unit. When a unit character string is not specified, Hz （Hertz）is used as the default.
  • Page 83 Tunable Semiconductor Laser TSL-570 SCPI [:SOURce][:WAVelength]:FREQuency:SWEep:RANGe :MAXimum? [HZ|KHZ|MHZ|GHZ|THZ] Parameter None Response Range: The maximum frequency in the configurable sweep range at the current sweep speed Step: 10MHz Legacy <value> should be decimal notation in “THz”. Character strings representing a unit cannot be accepted.
  • Page 84 TSL-570 OPERATION MANUAL SCPI →+1 Command :WAVelength:SWEep:SPEed Description Sets the sweep speed. Syntax Legacy [:SOURce[n]][:CHANnel[m]]:WAVelength:SWEep: SPEed<wsp><value> SCPI [:SOURce[n]][:CHANnel[m]]:WAVelength:SWEep: SPEed<wsp><value>[PM/S|NM/S|UM/S|MM/S|M/S] Parameter Range: 1 to 200 nm/s Selection: 1,2,5,10,20,50,100,200 (nm/s) Legacy <value> should be decimal notation in “nm/s”. Character strings representing a unit cannot be accepted.
  • Page 85 Tunable Semiconductor Laser TSL-570 Legacy <value> should be decimal notation in “nm”. Character strings representing a unit cannot be accepted. SCPI <value> is accepted in decimal notation and exponential notation. These numbers are followed by character strings representing a unit. When a unit character string is not specified, meters are used as the default units.
  • Page 86 TSL-570 OPERATION MANUAL SCPI <value> is accepted in decimal notation and exponential notation. These numbers are followed by character strings representing a unit. When a unit character string is not specified, “Hz” are used as the default units. Response None Example Sets the step to 10 GHz.
  • Page 87 Tunable Semiconductor Laser TSL-570 Description Reads out wait time between consequent steps in step sweep mode. Syntax [:SOURce[n]][:CHANnel[m]]:WAVelength:SWEep:DWELl? Parameter None Response Range: 0 to 999.9 sec Step: 0.1 sec Example Setting dwell time to 3 seconds. Transmission :WAV:SWE:DWEL? Response Legacy →3.0...
  • Page 88 TSL-570 OPERATION MANUAL Command :WAVelength:SWEep:DELay Description Sets the wait time between consequent scans. Syntax [:SOURce[n]][:CHANnel[m]]:WAVelength:SWEep: DELay<wsp><value> Parameter Range: 0 to 999.9 sec Step: 0.1 sec Response None Example Sets the wait time to 1 second. Transmission :WAV:SWE:DEL 1 Command :WAVelength:SWEep:DELay? Description Reads out the setting wait time between consequent scans.
  • Page 89 Tunable Semiconductor Laser TSL-570 4: Preparation for sweep start Example Sweep is running. Transmission :WAV:SWE? Response Legacy →1 SCPI →+1 Command :WAVelength:SWEep[:STATe]:REPeat Description Starts repeat scan. Syntax [:SOURce[n]][:CHANnel[m]]:WAVelength: SWEep[:STATe]:REPeat Parameter None Response None Example Starts repeat scan. Transmission :WAV:SWE:REP Command...
  • Page 90 TSL-570 OPERATION MANUAL wavelength data array (8-byte binary). Example: #44000 □□□□□□□□ The “4” after the “#” indicates the number of digits following “4”. The following four digits, “4000” indicate the amount of recorded data in byte units. n this example, there are 4000 bytes of data (500 points).
  • Page 91 Tunable Semiconductor Laser TSL-570 Command :AM:SOURce Description Sets modulation source. Syntax [:SOURce[n]][:CHANnel[m]]:AM:SOURce<wsp><value> Parameter 0: Coherence control (same operation as “:COHCtrl”) 3: Frequency modulation Response None Example Selects Coherence control. Transmission :AM:SOUR 0 Command :AM:SOURce? Description Reads out modulation source. Syntax...
  • Page 92 TSL-570 OPERATION MANUAL Description Reads out the constant offset to the output wavelength. Syntax Legacy [:SOURce]:WAVelength:OFFSet? SCPI [:SOURce]:WAVelength:OFFSet?<wsp>[PM|NM|UM|MM|M] Parameter None Response Range: -0.1000 ~ 0.1000 (nm) Step: 0.0001（nm） Legacy Response is decimal notation in “nm”. SCPI These numbers are followed by character strings representing a unit.
  • Page 93 Tunable Semiconductor Laser TSL-570 Syntax :TRIGger:INPut[:EXTernal]:ACTive<wsp><value> Parameter 0: High Active / Triggers at rising edge 1: Low Active / Triggers at falling edge Response None Example Sets the input trigger polarity to Low Active. Transmission :TRIG:INP:ACT 1 Command :TRIGger:INPut[:EXTernal]:ACTive? Description Reads out input trigger polarity.
  • Page 94 TSL-570 OPERATION MANUAL Description Issues a soft trigger. Executes sweep from trigger standby mode. Syntax :TRIGger:INPut:SOFTtrigger Parameter None Response None Example Issues a soft trigger. Transmission :TRIG:INP:SOFTr Command :TRIGger:OUTPut Description Sets the timing of the trigger signal output. Syntax :TRIGger:OUTPut<wsp><value>...
  • Page 95 Tunable Semiconductor Laser TSL-570 Command :TRIGger:OUTPut:ACTive? Description Reads out output trigger polarity. Syntax :TRIGger:OUTPut? Parameter None Response 0: High Active / Triggers at rising edge 1: Low Active / Triggers at falling edge Example The output trigger polarity is set to High Active.
  • Page 96 TSL-570 OPERATION MANUAL Example the trigger signal output interval is 0.1 nm. Transmission :TRIG:OUTP: STEP? Response Legacy →0.100 SCPI →+1.00000000E-010 Command :TRIGger:OUTPut:SETTing Description Sets the output trigger period mode. Syntax :TRIGger:OUTPut:SETTing<wsp><value> Parameter 0: Sets the output trigger to be periodic in wavelength.
  • Page 97 Tunable Semiconductor Laser TSL-570 Response 0: OFF 1: ON Example The trigger through mode is set to ON. Transmission :TRIG:THR? Response Legacy →1 SCPI →+1 3. System related commands Command :SYSTem:ERRor? Description Reads out the error issued. Syntax :SYSTem:ERRor? Parameter...
  • Page 98 TSL-570 OPERATION MANUAL 1: LF 2: CR+LF 3: None Response None Example Sets the GPIB command delimiter to “LF”. Transmission :SYST:COMM:GPIB:DEL 1 Command :SYSTem:COMMunicate:GPIB:DELimiter? Description Reads out the command delimiter for GPIB communication. Syntax :SYSTem:COMMunicate:GPIB:ADDRess? Parameter None Response 0: CR...
  • Page 99 Tunable Semiconductor Laser TSL-570 Parameter None Response ***.***.***.*** (*** is integer from 0 to 255) Example The IP address is ”192.168.0.1”. Transmission :SYST:COMM:ETH:IPAD? Response →192.168.0.1 Command :SYSTem:COMMunicate:ETHernet:SMASk Description Sets the subnet mask. Syntax :SYSTem:COMMunicate:ETHernet:SMASk<wsp><value> Parameter ***.***.***.*** (*** is integer from 0 to 255)
  • Page 100 TSL-570 OPERATION MANUAL Command :SYSTem:COMMunicate:ETHernet:PORT Description Sets the port number. Syntax :SYSTem:COMMunicate:ETHernet:PORT<wsp><value> Parameter Integer from 0 to 65535 Response None Example Sets the port number to “64000”. Transmission :SYST:COMM:ETH:PORT 64000 Command :SYSTem:COMMunicate:ETHernet:PORT? Description Reads out the port number. Syntax :SYSTem:COMMunicate:ETHernet:PORT?
  • Page 101 Tunable Semiconductor Laser TSL-570 Description Reads out the status of external interlock. Syntax :SYSTem:LOCK? Parameter None Response 0: Unlocked 1: External inter locked Example The external interlock is locked. Transmission :SYST:LOCK? Response Legacy →1 SCPI →+1 Command :DISPlay:BRIGhtness Description Sets brightness of the display.
  • Page 102 TSL-570 OPERATION MANUAL Syntax :SPECial:REBoot Parameter None Response None Example Restarts the device. Transmission :SPECial:REBoot Command :SYSTem:ALERt? Description Reads out the current alert information. Syntax :SYSTem:ALERt? Parameter None Response Error Number (Refer to “7-4 6. System Alert”) Example Error numbers and error messages are returned.
  • Page 103 Tunable Semiconductor Laser TSL-570 1: During safety lock Example The safety lock has been released Transmission :SYST:SAF:STAT? Response Legacy →0 SCPI →+0 Command :SYSTem:SAFetylock:PASSword Description Sets the password to unlock safety lock. Syntax :SYSTem:SAFetylock:PASSword<wsp><value> Parameter Range: 0 to 9999 Response...

  • Page 104: Command Error

    TSL-570 OPERATION MANUAL Command :SYSTem:SAFetylock:PASSword:STATe? Description Reads out the change unlock status to set new safety lock password. Syntax :SYSTem:SAFetylock:PASSword:STATe? Parameter None Response 0: During chage lock 1: Change lock released Example The change lock has been released Transmission :SYST:SAF:PASS:STAT?

  • Page 105: System Alert

    Tunable Semiconductor Laser TSL-570 7.4.6. System alert Alert issued are stored as alert messages in the alert queue and can be read out with the ” :SYSTem:ALERt?” command. The list is as shown below. System alert list Code Alert condition No00.

  • Page 106: Specifications

    TSL-570 OPERATION MANUAL 8. Specifications 8.1. Specifications Table 1. Specification 106 / 117...

  • Page 107: Regulations Conformity

    Tunable Semiconductor Laser TSL-570 8.2. Regulations conformity This product conforms the following standards. EMC: ● EN 61326-1:2013 EN55011:2009 + A1:2010 (Class A, Group 1) EN61000-4-2:2009 EN61000-4-3:2006 + A1:2008 + A2:2010 EN61000-4-4:2012 EN61000-4-5:2014 + A1:2017 EN61000-4-6:2014 EN61000-4-8:2010 EN61000-4-11:2004 + A1:2017 FCC 47 CFR Part15 Subpart B Class A (ANSI C63.4:2014) ICES-003 Issue 7(October 2020) Class A ICES-003 Issue 6 Class A (ANZI C63.4:2014)

  • Page 108: Maintenance

    9.2 Cleaning the Optical Power Sensor Connection of the optical fiber with dust and dirt on the end of the optical connector of the TSL-570 cause loss of optical output, therefore, clean the connector periodically. ■ Procedure 1.

  • Page 109: Inspection And Calibration

    Tunable Semiconductor Laser TSL-570 9.4 Inspection and Calibration The TSL-570 is warranted for a period of two year. Inspection and calibration on a regular basis (once every 24 months) is recommended. Please contact our Sales Department concerning requests for instrument inspection/calibration or consultation on other matters.

  • Page 110: Firmware Update

    TSL-570 OPERATION MANUAL If there is any abnormality, please contact Santec. Contact information is provided on the last page of this document. Message Details and how to deal with faults No faults have been detected. Instrument is operating normally. A wavelength lock error has been There may be a problem with the wavelength monitor detected.
  • Page 111 Tunable Semiconductor Laser TSL-570 The power must not be interrupted during firmware update. Please ensure a stable power supply. If the power is interrupted during the firmware update procedure it may not be possible to restart the instrument. ■ Procedure 1.

  • Page 112: Long-Term Storage

    TSL-570 OPERATION MANUAL 4. Since the confirmation screen appears, press START in order to update the firmware. 5. The update will be completed in about 1 minute, and it will restart automatically. Or, if the following message appears, follow the instructions on the screen to manually turn off the power, unplug the power cord, and then restart it.
  • Page 113 Tunable Semiconductor Laser TSL-570 • Locations that receive direct sunlight • Locations subject to high temperature or high humidity • Locations where there’s a large amount of dirt, dust, salt content, or corrosive • Locations subject to vibration • Locations where the instrument can be affected by noise from an electric or...

  • Page 114: Re-Packing And Shipping

    TSL-570 OPERATION MANUAL 10. Re-packing and shipping Special attention for re-packing and shipping is required when you ship the instrument for repair or to a remote location. 10.1. Re-packing Please make sure that the original shipping box is used during the shipment, according to the following instructions.

  • Page 115: Shipping

    Tunable Semiconductor Laser TSL-570 Figure 1 2. Put the product with two cushions in the shipping box. 3. Secure the box by shipping tape or band after closing the box. 10.3. Shipping Treat the box carefully, and avoid shock or vibration as much as possible.

  • Page 116: Troubleshooting

    Santec Photonics Laboratories. Our telephone number and facsimile number are shown below. However, we are not responsible for any trouble arising from your own repair or modification on this product.
  • Page 117 Grand Union Studios, 332 Ladbroke Grove, London W10 5AD, UK SANTEC EUROPE LIMITED Tel: +44-20-3176-1550 21F Room H, Hua Du Bldg., No.838 Zhangyang Road, Pudong, Shanghai 200122 China SANTEC (SHANGHAI) Co., Ltd Tel: +86-21-58361261, +86-21-58361262 Fax: +86-21-58361263 www.santec.com TSL-570-Type H M-E-Ver.1.0 CODE-202209-HK-KT-CPY/ Santec Corporation/Tech.&Design sec. 117 / 117...

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