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RM3 SERIES BACKREFLECTION METER
USER’S MANUAL
10112341 Rev 002 Page 3 of 39
Front Panel....................................................................................................................22
Rear Panel ....................................................................................................................23
Termination Techniques................................................................................................23
Termination Techniques for Single-mode Fiber (except 980 nm) ......................23
Termination Techniques for Single-mode (980 nm) and Multimode Fiber .........24
Backreflection Measurements.......................................................................................25
Setting Up the Meter for Backreflection Measurements.....................................25
Measuring Backreflection ..................................................................................26
Backreflection Accuracy and Range..................................................................27
Loss and Power Measurements....................................................................................27
Setting Up the Meter for Loss and Power Measurements .................................27
Measuring Power...............................................................................................28
Measuring Relative Power (Insertion Loss)........................................................29
Power Accuracy.................................................................................................30
Data Logging Using the Foot Pedal ..............................................................................30
Messages and Symbols ................................................................................................30
Calibrating the Meter.....................................................................................................31
Backreflection Calibration Adjustment...............................................................32
Power Calibration Adjustment............................................................................32
Maintaining the Meter....................................................................................................33
Cleaning the Unit...............................................................................................33
Cleaning the Connector Ends............................................................................33
Recharging the Battery......................................................................................34
Replacement of Internal Fuses..........................................................................34
Troubleshooting.................................................................................................34
Programming Guide................................................................................................................37
RS232 Serial Interface ..................................................................................................37
RS232 Pin Assignment......................................................................................37
RS232 Interface Specifications..........................................................................37
RS232-GPIB Converter.................................................................................................39
Left Dip Switch...................................................................................................39
Right Dip Switch ................................................................................................39
Programming Examples................................................................................................40
RS232 Interface Program Example ...................................................................40
Customized Features and Test Data......................................................................................41
For sales and service information,
contact JDS Uniphase or your local representative.
JDS Uniphase Corporation
570 West Hunt Club Road
Nepean, Ontario, Canada
K2G 5W8
Phone: 613 727-1303
Fax: 613 727-8284
E-mail: instruments@jdsuniphase.com