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PN 617891
January 1997

1996 Fluke Corporation. All rights reserved. Printed in U.S.A. Product names are trademarks of their respective companies.

FOM/FOS

Fiber Optic Meter

Fiber Optic Source

Service Information

Warning

To avoid injury: do not service the FOM or FOS unless you are qualified to do so. The
service information provided in this document is for the use of qualified personnel
only.

Caution

The FOM and FOS contain parts that can be damaged by static discharge. Follow the
standard practices for handling static sensitive devices.

Introduction

This Service Information provides the following
service information for the Fiber Optic Meter
(hereafter referred to as the FOM) and the Fiber
Optic Source (hereafter referred to as the FOS).

 

Parts and warranty service information

 

Specifications

 

Schematic

 

Cleaning procedures

 

Required equipment

 

Performance tests

 

Procedures for disassembling and reassembling
the FOM and FOS

 

Calibration adjustments

 

Parts and accessories lists

 

For operating instructions, refer to the Fiber Optic
Meter/Fiber Optic Source Instruction Sheet
.

 

Parts and Warranty Service

 

The FOM and FOS are warranted to be free from
defects in material and workmanship for one year,
while under normal use. Parts and repairs are
warranted for 90 days.

 

Refer to the Instruction Sheet for the complete
warranty statement.

 

To order parts, receive operating assistance, or get
the location of the nearest Fluke distributor or
Service Center, call:

 

800-44FLUKE (800-443 5853) in the U.S.A. and
Canada.

 

(31 40) 267 8200 in Europe

 

+ 1 206-356-5500 from other countries

 

Address correspondence to:

 

Fluke Corporation

Fluke Europe B.V.

P.O. Box 9090

P.O. Box 1186

Everett, WA 98206-9090

5602 B.D Eindhoven

U.S.A.

The Netherlands

Specifications

 

Accuracy is specified for a period of one year after
calibration, at 18°C to 28°C (64°F to 82°F) with
relative humidity to 75%.

 

Specifications are shown in Tables 1 and 2.

®

Advanced Test Equipment Rentals

www.atecorp.com  800-404-ATEC (2832)

®

Established 1981

Summary of Contents for 095969046282

Page 1: ...g and reassembling the FOM and FOS Calibration adjustments Parts and accessories lists For operating instructions refer to the Fiber Optic Meter Fiber Optic Source Instruction Sheet Parts and Warranty...

Page 2: ...indicator Operating Temperature 0 to 40 C Storage Temperature 20 to 70 C Humidity 0 to 40 C up to 75 RH Safety Information CLASS I LED PRODUCT The FOS is rated as a class 1 LED source per IEC 825 Gen...

Page 3: ...eter reading of 50 00 0 05 dBm Record this reading as Po to use in step 4 3 Connect the FOM to the attenuator using the patch cable connected to the reference power meter 4 Allow a few seconds for the...

Page 4: ...05 dBm Note For the remaining calibration adjustments use the cable that was used in step 1 for connecting the attenuator to the reference power meter or the FOM To reduce errors limit the movement o...

Page 5: ...e 2 for the locations of components 1 Connect the FOS to the calibrated FOM with a patch cable Turn the FOS on and let it stabilize for 20 minutes 2 Connect the FOM to a DMM with at least 0 1 mV resol...

Page 6: ...FOM FOS Service Information 6 J1 Red J2 Black U1 Pin 7 Vdet U1 Pin 5 Analog GND FPM1 00 0100 eq1f eps Figure 1 FOM Calibration Measurement and Adjustment Points...

Page 7: ...Fiber Optic Meter Source Calibration Measurement and Adjustment Points 7 FLS1 01 0100 J1 Red 1300 Source Components 850 Source Components J2 Black eq2f eps Figure 2 FOS Calibration Adjustment Points...

Page 8: ...FOM FOS Service Information 8 FPM1 00 0300 eq4f eps Figure 3 Fiber Optic Meter Schematic...

Page 9: ...Fiber Optic Meter Source Fiber Optic Meter Schematic 9 cut cut FLS1 00 0300 eq3f eps Figure 4 Fiber Optic Source Schematic...

Page 10: ...FOM FOS Service Information 10...

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