OWNERS MANUAL | Cobolt Modulated DPSS Lasers | D0342-C JUNE 2016
High performance DPSS lasers with integrated AOM
457 nm
515 nm
594 nm
473 nm
532 nm
660 nm
491 nm
561 nm
Cobolt Modulated DPSS Lasers
Страница 1: ...OWNERS MANUAL Cobolt Modulated DPSS Lasers D0342 C JUNE 2016 High performance DPSS lasers with integrated AOM 457 nm 515 nm 594 nm 473 nm 532 nm 660 nm 491 nm 561 nm Cobolt Modulated DPSS Lasers ...
Страница 2: ...2 36 OWNERS MANUAL Cobolt Modulated DPSS Lasers D0342 C JUNE 2016 ...
Страница 3: ...4 Specification 14 Mechanical Drawings 17 Remote Interlock Connector 19 Direct ON OFF control 19 Pin assignment 20 Operating Instructions 21 Installation start up operation 21 Shutdown procedure operation 21 Operating Modes 22 Modulation 22 Operation via data port 24 Handshaking 24 RS232 configured controllers 24 USB configured controllers 24 Communication commands 27 Cobolt Monitor Software 29 In...
Страница 4: ...4 36 OWNERS MANUAL Cobolt Modulated DPSS Lasers D0342 C JUNE 2016 ...
Страница 5: ...out the need for time consuming external alignment AOMs are commonly used in combination with DPSSLs to achieve high speed modulation while maintained good stability and low noise Utilising Cobolt s extensive experience in optical alignment along with our proprietary manufacturing method HTCure for ultra robustness the Modulated DPSSL option offers a modulated DPSSL with the ease of integration of...
Страница 6: ...acility and equipment prior to using the laser In the case of integration into a larger system laser safety compliance must be evaluated on the end product The device must be handled by skilled personnel experienced with lasers in a laboratory environment and with access to adequate laser safety equipment The laser head clearly displays a yellow warning label that shows the location of the laser b...
Страница 7: ...sitions of the shutter are indicated on the top surface of the laser head Key Control The CDRH compliant model comes with a key switch on the Controller which must be connected for the laser to operate When the key is in the OFF position the laser is prevented from emitting The key must be actively turned to the ON position each time the laser is powered on When the key is removed from the system ...
Страница 8: ...and indicates the open and close positions of the manual shutter This label must be visible unless the laser beam is totally enclosed A silver label showing information about the laser model manufacturer date and location and the power supply voltage and current is located on the laser head Lasers shipped to customers in the USA also contain a label of CDRH compliance Laser Notice No 50 Label CDRH...
Страница 9: ...em to a properly grounded power outlet Cobolt lasers contain a laser diode which is sensitive to electrostatic discharge ESD The device must be handled in an ESD protected workstation Model number Cobolt Modulated DPSS Lasers 04 05 models are sold in two configurations CDRH and OEM described in section 0 The model numbers are composed as described below Wavelength Indicator Laser Head Model Power ...
Страница 10: ...ort circuiting the remote interlock connector Data communication cable AOM driver 24V 1 25A power supply for the AOM driver RF cable Digital modulation cable Analogue modulation cable 5V power supply can be used to provide a constant digital on OEM The OEM system is supplied without a key switch on the controller Connecting the power supply to the controller initiates an automatic start up sequenc...
Страница 11: ... been fixed during manufacturing The operation set points are stored in the laser head so the controller can be interchanged or replaced The status of the laser operation is given via LED indicators POW green light Power is supplied ON orange light Laser light is on in constant current mode LOCK orange light Laser light is on and the output power has been locked to set point The laser is operating...
Страница 12: ...RF cable is a 0 2m SMA SMA cable that connects the AOM to the AOM driver Digital Modulation Cable The Digital modulation cable is a 0 2m BNC subD cable connects the AOM driver to the digital modulation source The digital modulation source can be any source capable of delivering a TTL digital signal For convenience a 5V power supply is provided which can be used as a digital modulation source deliv...
Страница 13: ...e good thermal contact The Cobolt HS 03 Laser Head Heatsink meets these requirements see www cobolt se for more information on heat sinks For assistance in thermal management and system integration please contact Cobolt technical support Heat Sink Requirements and typical maximum heat dissipation for Cobolt 04 Series High power applies to the following models only Calypso 80 mW Samba 340 mW Samba ...
Страница 14: ...h stability The wavelength is specified in air 2 The exit window is located optically 20cm before the laser head shutter 3 Predominantly due stray light fiber coupling will further improve the extinction ratio Product Wavelength 457 473 491 514 532 561 594 660 Rise Fall time 200ns Modulation Frequency analogue and digital DC 3MHz Extinction Ratio free space 3 30 dB DC Beam diameter at Aperture 1 e...
Страница 15: ...ower models Calypso 80 mW Samba 240 mW Samba 320mW Jive 160 mW Mambo 80mW Flamenco 80 mW Operation and Environmental Specifications AOM Driver Power supply 24VDC 1 25A Power consumption 12 W Ambient temperature operation 10 40 C max Tcase 55 C Ambient temperature storage 40 C 50 C non condensing Heat sink thermal resistance AOM driver 1 2 K W Warm up time 10 min Electrical Interfaces Controller In...
Страница 16: ...pedance 1k Ω Voltage range 0 1 V RF ON OFF ratio 60 dB Absolute maximum ratings 0 5V 1 1V Digital modulation Impedance 1k Ω vHigh level 3V 5V RF on Low level 0 0 8V RF off RF ON OFF ratio 70 dB Absolute maximum ratings 0 5V 5 5V For more details on the specification of the AOM driver see the website of AA Opto Electronics www aaoptoelectronic com Mechanical Interfaces Dimensions Laser Head Control...
Страница 17: ...6 OWNERS MANUAL Cobolt Modulated DPSS Lasers D0342 C JUNE 2016 Mechanical Drawings Laser Head Laser head mechanical outline Dimensions in mm inches AOM Driver AOM Driver mechanical outline Dimensions in mm ...
Страница 18: ...NUAL Cobolt Modulated DPSS Lasers D0342 C JUNE 2016 Laser Controller Controller mechanical outline Dimensions in mm inches Connector location Controller Power connector Data connector Analog remote interlock connector ...
Страница 19: ...nal level is between 0V and 5V with a pull up resistor and the current required to ground the remote interlock connector is 5 mA The time delay in the hardware is 1ms but after filtering by the firmware the reaction time is extended to 20ms Direct ON OFF control The Direct On Off Control feature enables turning the laser ON OFF using a 5 12 VDC signal After having configured the Controller for Dir...
Страница 20: ...rlock connect to pin 2 for enable 2 0 V GND 3 Remote On Off 5V Input 4 TST Internal Cobolt use only 5 LED Laser on 5V 6 LED Error 5V Power connector Kycon KPJX 4S mates with Kycon KPPX 4P Grounded shield Pin Function 1 0 V 2 11 28 VDC 3 0 V 4 11 28 VDC Data connector Connector USB type manufacturer Hsuan Mao C8320 05BFDSB0 mates with connector mini B Pin Function 1 5 V 2 D 3 D 4 Not connected 5 0 ...
Страница 21: ...rough the following auto start sequence Temperature stabilization 1 2 min Status LEDs POW flashing then POW goes on Turn key switch to start the laser Status LEDs ON goes on CDRH model only The laser starts light is emitted in a constant warm up current constant for 60 sec Status LEDs ON goes on The laser locks to pre set output power 2 min and operates according to specifications Status LEDs LOCK...
Страница 22: ...ver to the source for digital modulation using the digital modulation cable If you do not want to modulate digitally the provided 5V power supply can be used to deliver the necessary digital on 4 Connect the AOM driver to the source for analogue modulation using the analogue modulation cable 5 Connect the DC plug of the 24V power supply to the AOM driver 6 Connect the 24V power supply to the mains...
Страница 23: ...ed In this way the on state optical power in digital modulation can be controlled Analogue digital modulation The analogue and digital modulation described above can be combined where the digital modulation can be seen as a control signal that can switch the analogue modulation on and off The principle is schematically illustrated in the figure below Schematic illustration of the three different m...
Страница 24: ...ommunicate with the laser a communication cable is supplied Each Controller is shipped from the factory with a fixed baud rate 115200 The other serial port parameters are 8 data bits 1 stop bit and no parity Hardware flow control is not supported Each command to the Controller must be terminated by a carriage return All commands are case sensitive Leading and trailing white space is ignored but co...
Страница 25: ...016 2 Under the Devices and Printers section choose Device Manager 3 Under Other devices find the device called Cobolt Laser Driver MLD DPL Right click it and chose Update Driver Software 4 On the next screen chose the Browse my computer for driver software option ...
Страница 26: ... C JUNE 2016 5 Click browse and find folder on your computer where the USB driver is stored 6 Windows security may warn you that the publisher of the driver is unverified Choose Install this driver software anyway 7 The installation should now be complete ...
Страница 27: ... Get interlock state 0 OK 1 remote interlock open cob1 Laser ON after interlock Forces the laser into Autostart without checking if autostart is enabled OEM models cobas Enable disable autostart See sect 5 1 for description to be used on OEM models only disabling autostart means the laser no longer goes through its warm up routine 0 disable 1 enable cobas Get autostart enable state 0 disabled 1 en...
Страница 28: ...le state 0 disabled 1 enabled sn Get serial number 32 bit unsigned integer hrs Get system operating hours Float For re starting the laser with commands after having opened the remote interlock switch execute cf for clear fault followed by cob1 to restart the laser This command forces the laser into Auto start enabled so Auto start must be disabled if this is the required set up On CDRH models the ...
Страница 29: ...d alone executable the executable file is packaged with other files needed to run the program in a zip file Save the zip file any storage device and extract all files The folder created after extracting the files can be placed on any storage device and Cobolt Monitor can be run from there All files and folders contained in the zip file must be present for the program to function properly Software ...
Страница 30: ...nnect allows the user to disconnect from the Cobolt Monitor software in a controlled way Note The communication cable should not be removed when the software is in connect state The communication within the controller may then malfunction and this might require a power restart of the driver To disconnect the laser click Disconnect or close Cobolt Monitor completely It is also possible to disconnec...
Страница 31: ...and the current through the laser pump diode are both displayed Autostart Program displays whether the laser is in CDRH or OEM mode and displays the current laser operational status 5V direct input is set here see section 4 4 There are also buttons to abort the autostart sequence or to restart the laser after a fault Note Specifications are only guaranteed in constant power mode at 100 of nominal ...
Страница 32: ... malfunctions Warranty is invalid if the laser system is operated outside of the specific limits and conditions as outlined in this document The Cobolt lasers are contained in sealed enclosures and should not be opened for any reason Disassembly of any part of the system including the cable means the system no longer complies with the EMC standards will void the warranty All laser parameters are s...
Страница 33: ...able The equipment might not conform to the EC directives if any part of the supplied equipment is replaced with a part not supplied by Cobolt or if the equipment is not properly grounded Disabling any of the safety features nullifies the CE marking and the laser safety standard The following harmonized standards are in use Electrical Safety EN 61010 1 IEC 61010 1 UL 61010 1 Laser Safety Class IEC...
Страница 34: ... no warranty of any kind with regard to the information contained in this guide included but not limited to implied warranties of merchantability and suitability for a particular purpose Cobolt shall not be liable for errors contained herein nor for incidental or consequential damages from the furnishing of this information No part in this manual may be copied reproduced recorded transmitted or tr...
Страница 35: ...35 36 OWNERS MANUAL Cobolt Modulated DPSS Lasers D0342 C JUNE 2016 ...
Страница 36: ... System www spectralinstruments com ___________________________ Israel Lahat Technologies Ltd www lahat co il ___________________________ Italy Optoprim SRL www optoprim it ___________________________ Japan Kantum Electronics Co Ltd www kantum co jp Pneum Co Ltd Japan www pneum co jp ___________________________ Poland Amecam www amecam pl ___________________________ Russia and Belarus Azimuth Phot...
