Page 1: ...uy your excess underutilized and idle equipment along with credit for buybacks and trade ins Custom engineering so your equipment works exactly as you specify Critical and expedited services Leasing R...
Page 2: ...TM LFI 4500 Series Laser Diode Drivers User s Guide...
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Page 4: ...3 LFI 4500 Laser Diode Driver User s Guide Publication number 92 130004D Copyright 1996 1997 Wavelength Electronics Inc P O Box 865 Bozeman MT 59771 All Rights Reserved Printed in U S A...
Page 5: ...he laser diode forward current or monitor photodiode current using the linear ten turn potentiometer The current limit setting is fully independent and is set using a twelve turn trimpot on the front...
Page 6: ...tput cable single connector 9 pin D sub plug One end connectorized one end unterminated CAL 106 Output cable double connector 9 pin D sub plugs Both ends connectorized All cables are 1 meter long Rack...
Page 7: ...N SWITCH OFF ON 2 3 4 5 6 7 9 1 10 8 CONFIGURATION Mode of Operation Constant Current Modulation Bandwidth Fully limited PD Current Range 2000 A Modulation Sensitivity 10 1 Modulation Input Disabled F...
Page 8: ...ode __________ 16 Operation in Constant Power Mode ___________ 19 Set Current Limit ___________________________ 22 Further Information ___________________________23 Error and Status Indicators _______...
Page 9: ...t could possibly cause bodily injury or death ATTENTION Ce symbole signale une proc dure ou des conditions dangereuses pouvant entra ner des blessures corporelles ou la mort VORSICHT Nichtbeachtung de...
Page 10: ...SER SERVICEABLE PARTS INSIDE ATTENTION Risque d Electrocution Ne pas mettre sous tension cet instrument si le bo tier est endommag ou si les capots ou les faces sont retir s Aucun composant r parable...
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Page 12: ...t current will remain in this state until the setpoint is reduced below the Limit Current Trimpot setting This condition does not create an error to shut the output off Limit Current Trimpot This trim...
Page 13: ...monitor photodiode must be connected to operate the laser diode driver in constant power mode Pins 6 9 Laser Diode Anode These two pins are jumpered for contact reliability and increased current capa...
Page 14: ...h a 3dB break frequency of 32Hz is inserted into the path of the setpoint control signal for the output control loop This limits the bandwidth of the modulation signal to a frequency of less than 32Hz...
Page 15: ...these pins are not shorted the resistance between pins must be less than 5k Pins 5 6 Error Error Connect to LFI 3500 temperature controller If the temperature controller is disabled for any reason th...
Page 16: ...power line fuse is installed and the power line voltage setting is correct The factory sets the following defaults based on the country of destination for initial shipment Destination Voltage Setting...
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Page 18: ...3 4 5 6 7 9 1 10 8 OFF ON 2 3 4 5 6 7 9 1 10 8 OFF ON 2 3 4 5 6 7 9 1 10 8 Max PD current 2000 A Max PD current 200 A Max PD current 20 A To increase the range to 20mA set the switch for the 2000 A ra...
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Page 21: ...FF ON 2 3 4 5 6 7 9 1 10 8 OFF ON 2 3 4 5 6 7 9 1 10 8 Max PD current 2000 A Max PD current 200 A Max PD current 20 A To increase the range to 20mA set the switch for the 2000 A range and place a 10 r...
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Page 24: ...output current is automatically switched off when an Open Circuit condition occurs Once the error is corrected the Output On Button must be pressed once to clear the error and again to enable the out...
Page 25: ...on 1040 10 and 1040 11 for operation of Class IIIB and IV lasers The impedance between pins 3 and 4 must be less then 5k for the interlock and keylock functions to operate correctly Pins 5 6 Error Err...
Page 26: ...s internally limited to 10 mA maximum output current The transfer function depends on the model used Model Transfer Function LFI 4502 40 mA V LFI 4505 100 mA V LFI 4510 200 mA V LFI 4532 0 650 A V LFI...
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Page 28: ...50 or 60 Hz switch selectable on rear panel Maximum AC Input 250VAC Power Consumption 160VA Peak Size W x D x H 106 mm x 300 mm x 163 mm 4 25 x 12 x 6 5 Weight 4 5 kg 10 lb Operating Temperature 0 to...
Page 29: ...nction 1 40 mA V 100 mA V 200 mA V 650 mA V 1300 mA V Transfer Function 2 4 mA V 10 mA V 20 mA V 65 mA V 130 mA V Bandwidth 3 dB High Bandwidth DC 200 kHz DC 200 kHz DC 200 kHz DC 200 kHz DC 50 kHz CW...
Page 30: ...29 MECHANICAL SPECIFICATIONS...
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Page 32: ...in purchaser s application No other warranty exists either expressed or implied and consequential damages are specifically excluded The remedies provided herein are the Buyer s sole and exclusive rem...
Page 33: ...uipment Have surplus equipment taking up shelf space We ll give it a new home Learn more Visit us at artisantg com for more info on price quotes drivers technical specifications manuals and documentat...
