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THORLABS SA201-EC, Operating Manual

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THORLABS SA201-EC Operating Manual Download Page 26

Spectrum Analyzer Controller

 

Chapter 10: Thorlabs Worldwide Contacts 

Page 22

 

 

6679-D02 

Chapter 10 

Thorlabs Worldwide Contacts 

For  technical  support  or  sales  inquiries,  please  visit  us  at 

www.thorlabs.com/contact

 for our most up-to-date contact information. 

 

 

 

 
USA, Canada, and South America 

 

Thorlabs, Inc.  
[email protected]  
[email protected]  
 

 
UK and Ireland 

 

Thorlabs Ltd.   
[email protected]  
[email protected]  

Europe 

 

Thorlabs GmbH  
[email protected]  
 

Scandinavia 

 

Thorlabs Sweden AB  
[email protected]  

France 

 

Thorlabs SAS  
[email protected]  
 

Brazil 

 

Thorlabs Vendas de Fotônicos Ltda.  
[email protected]  

Japan 

 

Thorlabs Japan, Inc.  
[email protected]  

China 

 

Thorlabs China  
[email protected]  

Summary of Contents for SA201-EC

Page 1: ...SA201 EC Spectrum Analyzer Controller Operating Manual ...

Page 2: ......

Page 3: ...trol 6 4 3 Sweep Expansion Control 6 4 4 Waveform Control 6 4 5 Power Switch 6 4 6 Power On Indicator 6 4 7 Amplitude Control 7 4 8 Rise Time Control 7 4 9 Trigger Output BNC 8 4 10 Output BNC 8 4 11 Ground Plug 9 4 12 AC Input Connector 9 4 13 PD Amplifier Input BNC 9 4 14 PD Amplifier Output BNC 10 4 15 Voltage Selector Switch 10 Chapter 5 Operation 11 5 1 PD Blanking Circuit 11 5 2 Replacing th...

Page 4: ...ters Except SA200 30C 14 6 2 Recommended Setup for SA200 30C Fabry Perot Interferometer 15 Chapter 7 Specifications 17 7 1 Output Characteristics 17 7 2 Trigger Characteristics 17 7 3 Photodiode Amplifier Characteristics 18 7 4 Physical Features 19 7 5 Power Supply 19 Chapter 8 Regulatory 20 Chapter 9 Declaration of Conformity 21 Chapter 10 Thorlabs Worldwide Contacts 22 ...

Page 5: ...ymbol Description Direct Current Alternating Current Both Direct and Alternating Current Earth Ground Terminal Protective Conductor Terminal Frame or Chassis Terminal Equipotentiality On Supply Off Supply In Position of a Bi Stable Push Control Out Position of a Bi Stable Push Control Caution Risk of Electric Shock Caution Hot Surface Caution Risk of Danger Warning Laser Radiation Caution Spinning...

Page 6: ...trum Analyzer Controller SA201 must be powered off unplugged from the AC input source and disconnected from any piezo elements prior to replacing the fuse or removal of the cover Failure to do so may cause SERIOUS INJURY to the user since high voltages exist within the unit WARNING Complete the setup of the equipment before energizing the laser WARNING When the laser is energized always use the pr...

Page 7: ...the user to externally trigger an oscilloscope on either the beginning or midpoint of the ramp waveform The SA201 also includes a high precision photodetector amplifier circuit used to monitor the transmission of the cavity The amplifier provides an adjustable transimpedance gain of 10 000 100 000 and 1 000 000 V A when driving a high impedance load such as an oscilloscope Using the output sync si...

Page 8: ...Hz FSR SA200 5B 535 820 nm 1 5 GHz FSR SA200 8B 820 1275 nm 1 5 GHz FSR SA200 12B 1275 2000 nm 1 5 GHz FSR SA200 18C 1800 2500 nm 1 5 GHz FSR SA200 30C 3000 4400 nm 1 5 GHz FSR Item Description SA210 3B 350 535 nm 10 GHz FSR SA210 5B 535 820 nm 10 GHz FSR SA210 8B 820 1275 nm 10 GHz FSR SA210 12B 1275 2000 nm 10 GHz FSR SA210 18C 1800 2500 nm 10 GHz FSR SA30 52 488 545 nm 1 5 GHz FSR Item Descript...

Page 9: ...vember 30 2021 Page 5 Chapter 4 Description Figure 1 SA201 Front Panel Controls Rise Time Control Power On Indicator Amplitude Control Sweep Expansion Control Detector Gain Adjustment Waveform Control DC Offset Control Output BNC Trigger Output BNV Power Switch ...

Page 10: ...t voltage over the range of 0 to 15 V using a 10 turn potentiometer This offset adds directly to the ramp signal The DC offset control is used to adjust the waveform from left to right across an oscilloscope viewing window without affecting the calibration of the cavity 4 3 Sweep Expansion Control The sweep expansion provides a zoom capability to increase the spectral display resolution by a facto...

Page 11: ...limit setting The amplitude is used to determine how far the mirror will be scanned or to set the spectral range of the optical head 4 8 Rise Time Control The rise time control allows the user to continuously adjust the scan rate from 0 01 to 0 1 s using a 10 turn trim pot Note the rise time setting may be scaled by the sweep expansion setting For example If the scan rate is set to 0 05 s and the ...

Page 12: ...nning and middle of the scanning ramp See Figure 2 below Figure 2 Trigger Logic 4 10 Output BNC The output BNC is used to drive the SA200 scanning piezos from 1 to 45 V The output is capable of driving 0 6 µF piezo loads at a ramp rate of 1 ms over the full voltage range The output current is internally limited to prevent damage to the output drive Note the output performance specifications assume...

Page 13: ...This input BNC is used to interface the photodetector provided with the SA200 scanning heads to the amplifier circuit The photodiode amplifier is configured to operate with the Thorlabs supplied photodetectors however it is possible to operate user supplied photodetectors To do so the BNC center contact must be connected to the photodetector cathode and the BNC shell must be connected to the photo...

Page 14: ...ECTOR control knob The amplifier output includes a 50 Ω series resistor to minimize noise when operating with a 50 Ω coax cable For best results a 50 Ω load resistor is recommended at the oscilloscope Note the amplifier gain will be halved with a 50 Ω load connected 4 15 Voltage Selector Switch The voltage selector switch allows the user to select the input line voltage The factory default setting...

Page 15: ...nd falling response overlapped during system alignment This feature may be disabled as described below IMPORTANT Before continuing disconnect the scanning head or any piezo device from the SA201 output Disconnect the power cord Do not open the unit if the power cord is connected 1 Remove the two screws securing the enclosure cover with a Phillips head screwdriver The screws are located on the bott...

Page 16: ...this operating manual will be available on the Thorlabs web site 250 mA Type T Slow Blow Fuse The 250 mA fuse is installed from the factory This must be installed when operating the unit at 100 115 VAC 125 mA Type T Slow Blow Fuse The 125 mA fuse is required for 230 V operation only Thorlabs supplies a 125 mA fuse with all of its SA201 units and must be installed when operating at 230 VAC Phillips...

Page 17: ... fuse box 250 mA for 100 115 VAC and 125 mA for 230 VAC 6 Replace the enclosure cover and secure with the enclosure screws 5 3 Selecting the Line Voltage 1 Replace the line fuse as described above 2 Locate the voltage selector switch on the rear panel See Figure 4 above 3 Switch to the appropriate line voltage 4 Install the appropriate line cord 5 4 Cleaning The SA201 should only be cleaned with a...

Page 18: ...Controller Chapter 6 Recommended Setup Page 14 6679 D02 Chapter 6 Recommended Setup 6 1 Recommended Setup for SA200 Series Fabry Perot Interferometers Except SA200 30C Figure 7 Recommended Setup Diagram Except SA200 30C ...

Page 19: ...Spectrum Analyzer Controller Chapter 6 Recommended Setup Rev H November 30 2021 Page 15 6 2 Recommended Setup for SA200 30C Fabry Perot Interferometer Figure 8 Recommended Setup Diagram for SA200 30C ...

Page 20: ...plified Photodiode Output BNC to Oscilloscope Not Included 4 Trigger Output of Controller BNC to Oscilloscope Not Included 5 Optional Connection that Allows the User to Monitor the Signal used to Drive the Piezoelectric Transducers Not Included 62 PDAVJ5 Output BNC to Oscilloscope Detector and Cable Not Included 1 This connection is not part of the setup for the SA200 30C 2 This connection is part...

Page 21: ...em SA201 Trigger Output Voltage TTL levels VOH RL 50 W 2 V Min VOL RL 50 W 0 5 V Max Trigger Load Impedance 50 W Hi Z Trigger Rising Edge8 Ramp Start Trigger Falling Edge8 Ramp Midpoint 3 Achieved during the saw tooth waveform fall time This is calculated by 𝐼 mA 𝐶𝑝𝑖𝑒𝑧𝑜 µF 𝑉 𝑚𝑎𝑥 𝑡𝑓𝑎𝑙𝑙 4 The output drive amplifier will current limit the load to 26 mA max Although the unit may operate continuously u...

Page 22: ...5 V Min Max Output Current11 100 mA Bandwidth11 250 KHz Noise RMS 11 0 1 mV 10K 0 2 mV 100K 1 5 mV 1M Offset11 1 mV 10K 5 mV 100K 20 mV 1M 9 These characteristics are not for the SA200 30C and the recommended PDAVJ5 detector 10 The gain error does not apply when using a 50 Ω load since the user installed output terminator will probably have a resistance tolerance greater than the gain errors above...

Page 23: ... Expansion Control 7 Position Rotary Switch Photodiode Gain Control 3 Position Rotary Switch Waveform Select Pushbutton w Illuminated Indicators PD Amplifier Features Blanking with Sawtooth Waveform Falling Edge Operating Temperature 10 to 40 ºC Storage Temperature 0 to 85 ºC 7 5 Power Supply Item SA201 Supply Type Linear Voltage Selection Switch Selectable between 115 230 VAC Input Voltage 100 11...

Page 24: ...horlabs products such as Pure OEM products that means assemblies to be built into a unit by the user e g OEM laser driver cards Components Mechanics and optics Left over parts of units disassembled by the user PCB s housings etc If you wish to return a Thorlabs unit for waste recovery please contact Thorlabs or your nearest dealer for further information Waste Treatment is Your Own Responsibility ...

Page 25: ...Spectrum Analyzer Controller Chapter 9 Declaration of Conformity Rev H November 30 2021 Page 21 Chapter 9 Declaration of Conformity ...

Page 26: ...n USA Canada and South America Thorlabs Inc sales thorlabs com techsupport thorlabs com UK and Ireland Thorlabs Ltd sales uk thorlabs com techsupport uk thorlabs com Europe Thorlabs GmbH europe thorlabs com Scandinavia Thorlabs Sweden AB scandinavia thorlabs com France Thorlabs SAS sales fr thorlabs com Brazil Thorlabs Vendas de Fotônicos Ltda brasil thorlabs com Japan Thorlabs Japan Inc sales tho...

Page 27: ......

Page 28: ...www thorlabs com ...

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