LightWave Systems LDX-5100 User Manual

User’s Guide

Laser Diode Temperature Controller

LDX-5100

ILX Lightwave Corporation · P. O. Box 6310 · Bozeman, MT, U.S.A. 59771 · U.S. & Canada: 1-800-459-9459 · International Inquiries: 406-556-2481 · Fax [phone]

ilx.custhelp.com · www.ilxlightwave.com

70014302 May 2007

TABLE OF CONTENTS

TABLE OF CONTENTS

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Table of Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . i

Safety and Warranty Information. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii

Safety Information and the Manual . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii

General Safety Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iii

Safety Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .iv

Safety Marking Symbols . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . iv

Warranty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v

Limitations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v

Returning an Instrument . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . v

Claims for Shipping Damage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . vi

Comments, Suggestions, and Problems . . . . . . . . . . . . . . . . . . . . . . . . . . . .vii

Chapter 1 Introduction

Product Overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Thermoelectric Temperature Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2

Specifications

1

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3

Chapter 2 Operation

Thermistor Resistance Set Point . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Internal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

External . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5

Thermistor Current Source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Current Limit (J4) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

05_07 LDT-5100 i

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TABLE OF CONTENTS

TEC Gain . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Measurement/Control (J2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Output Off . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Output Monitors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Thermistor Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

TE Drive Current Monitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Status Monitors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Thermistor Open (pin 6) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

TEC Open (pin 4) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

Output On/Off (pin 2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

LED Indicators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

TEC I/O Connector (J1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

DC Power-In Connector (J3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8

Chapter 3 Calibration

Thermistor Current Source Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

TE Current Limit Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9

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ii LDT-5100

S

AFETY AND

Safety Information and the Manual

W

ARRANTY INFORMATION

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The Safety and Warranty Information section provides details about cautionary
symbols used in the manual, safety markings used on the instrument, and
information about the Warranty including Customer Service contact information.

Throughout this manual, you will see the words Caution and Warning indicating
potentially dangerous or hazardous situations which, if not avoided, could result in
death, serious or minor injury, or damage to the product. Specifically:

Caution indicates a potentially hazardous situation which can result in minor or
moderate injury or damage to the product or equipment.

Warning indicates a potentially dangerous situation which can result in serious injury or
death.

General Safety Considerations

If any of the following conditions exist, or are even suspected, do not use the
instrument until safe operation can be verified by trained service personnel:

• Visible damage

• Severe transport stress

• Prolonged storage under adverse conditions

• Failure to perform intended measurements or functions

If necessary, return the instrument to ILX Lightwave, or authorized local ILX
Lightwave distributor, for service or repair to ensure that safety features are
maintained (see the contact information on page vii). All instruments returned to
ILX Lightwave are required to have a Return Authorization Number assigned by
an official representative of ILX Lightwave Corporation. See Returning an
Instrument on page v for more information.

Safety and Warranty Information iii

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SAFETY AND WARRANTY INFORMATION

Safety Symbols

SAFETY SYMBOLS

This section describes the safety symbols and classifications. Technical
specifications including electrical ratings and weight are included within the
manual. See the Table of Contents to locate the specifications and other product
information. The following classifications are standard across all ILX Lightwave
products:

• Indoor use only

• Ordinary Protection: This product is NOT protected against the harmful ingress of moisture.

• Class I Equipment (grounded type)

• Electrical Rating: 100 - 240 V; ~ 2.5A; 225W; 50/60 Hz

• Mains supply voltage fluctuations are not to exceed ±10% of the nominal supply voltage.

• Pollution Degree 2

• Installation (overvoltage) Category II for transient overvoltages

• Maximum Relative Humidity: <80% RH, non-condensing

• Operating temperature range of 10 °C to 40 °C

• Storage and transportation temperature of –40 °C to 70 °C

• Maximum altitude: 3000 m (9843 ft)

• This equipment is suitable for continuous operation.

Safety Marking Symbols

This section provides a description of the safety marking symbols that appear on
the instrument. These symbols provide information about potentially dangerous
situations which can result in death, injury, or damage to the instrument and other
components.

Caution,
refer to
manual

Caution, risk

or
(I)

of electric
shock

On: In position of a bistable push control.
The slash (I) only denotes that mains are on.

Earth
ground
Te r mi n a l

Protective
Conductor
Te r mi n a l

or

(O)

Alternating
current

Caution, hot
surface

Off: Out position of a bistable push control.
The circle (O) only denotes that mains are off.

Visible and/or
invisible laser
radiation

Frame or
chassis
Te r mi n a l

iv Safety and Warranty Information

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SAFETY AND WARRANTY INFORMATION

Wa rr an t y

WARRANTY

ILX LIGHTWAVE CORPORATION warrants this instrument to be free from
defects in material and workmanship for a period of one year from date of
shipment. During the warranty period, ILX will repair or replace the unit, at our
option, without charge.

Limitations

This warranty does not apply to fuses, lamps, defects caused by abuse,
modifications, or to use of the product for which it was not intended.

This warranty is in lieu of all other warranties, expressed or implied, including any
implied warranty of merchantability or fitness for any particular purpose. ILX
Lightwave Corporation shall not be liable for any incidental, special, or
consequential damages.

If a problem occurs, please contact ILX Lightwave Corporation with the
instrument's serial number, and thoroughly describe the nature of the problem.

Returning an Instrument

If an instrument is to be shipped to ILX Lightwave for repair or service, be sure to:

1 Obtain a Return Authorization number (RA) from ILX Customer Service.
2 Attach a tag to the instrument identifying the owner and indicating the required service or

repair. Include the instrument serial number from the rear panel of the instrument.

3 Attach the anti-static protective caps that were shipped with the instrument and place the

instrument in a protective anti-static bag.

4 Place the instrument in the original packing container with at least 3 inches (7.5 cm) of

compressible packaging material. Shipping damage is not covered by this warranty.

5 Secure the packing box with fiber reinforced strapping tape or metal bands.
6 Send the instrument, transportation pre-paid, to ILX Lightwave. Clearly write the return

authorization number on the outside of the box and on the shipping paperwork. ILX
Lightwave recommends you insure the shipment.

If the original shipping container is not available, place your instrument in a
container with at least 3 inches (7.5 cm) of compressible packaging material on all
sides.

Repairs are made and the instrument returned transportation pre-paid. Repairs
are warranted for the remainder of the original warranty or for 90 days, whichever
is greater.

Versi o n 1 Safety and Warranty Information v

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