Wavelength Electronics LFI-3500 Series Betriebsanweisung

TMLFI 4500 SeriesLaser Diode DriversUser’s Guide

11Output Section:Output Enable Button: This switch enables and disables the laser diode current source output.When first enabled, the output current

12Rear Panel At A GlanceThe following terms for the rear panel components will be referencedthroughout this manual.Output Connector Description9 pin D

13Configuration Switch Bank:This ten position switch bank configures the mode of operation (constant current or constantpower), the bandwidth of the o

14Analog Interface Connector:BNC & 15 pin D-sub receptaclePins 1 & 2: (Analog Input+, Analog Input-) External analog input. The BNC is inpar

15Preparing the Laser Diode Driver for UseCheck the list of supplied items:o One Power cordo One 9 pin D-Sub plug (solder cup), hood, and connecting h

17Step 4: Select the Modulation Input BandwidthWhen only DC control of the output is necessary, the noise performance can bemaximized by applying a s

2

20Step 4: Select the Modulation Input BandwidthWhen only DC control of the output is necessary, the noise performance can bemaximized by applying a s

23Error and Status IndicatorsSeveral LED indicators and a beeper are used to determine the status of thecontroller.Status SectionPower LED: This LED

24Analog InterfacePins 1 & 2: (Mod+, Mod-) An external analog signal can be directly connected to these pins(or the Analog BNC input) to remotely

25An open drain or open collector output from a digital section can be used to trigger thisinput also, if the signal is momentary and does not exceed

27LFI 4500 General SpecificationsPower Supply:115 or 230 VAC ±15% 50 or 60 Hz(switch selectable on rear panel)Maximum AC Input:250VACPower Consumptio

28LFI-4500 ELECTRICAL SPECIFICATIONSModel Number LFI-4502 LFI-4505 LFI-4510 LFI-4532 LFI-4565Drive Current Output Output Current Range 0 - 200 mA 0

29MECHANICAL SPECIFICATIONS

3LFI-4500Laser Diode DriverUser’s GuidePublication number 92-130004D© Copyright 1996, 1997, Wavelength Electronics, Inc.P O Box 865, Bozeman, MT 59771

31WARRANTYIf you have any questions or comments, please call our technical staff at (406)587-4910. Our hours are 8:00 a.m. to 5:00 p.m. MT.Wavelength

4Laser Diode DriversThe 4500 series of laser diode drivers offers an unprecedented combination of safety,performance, and value. Low noise, stable op

5LFI 4500 Series Selection GuideModel DescriptionLFI-4502 200 mA Laser Diode DriverLFI-4505 500 mA Laser Diode DriverLFI-4510 1 Amp Laser Diode Driver

6Default Configuration from the FactoryThe following are the factory default settings.Rear Panel:CONFIGURATION SWITCH:OFFON2 3 4 5 6 7 91 108CONFIGURA

7TABLE OF CONTENTSDefault Configuration from the Factory____________6Safety Summary ______________________________8Front Panel At a Glance ___________

8Safety SummaryDo not install substitute parts or perform any unauthorized modification to the product.Return the product to Wavelength Electronics fo

9NOTE!Complete all operational steps in the order provided. Skippinga step can result in damage to the laser diode. Start with thesection appropriat