Section 5
Cleaning
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When.necessary,.clean.the.case,.front.panel,.and.rubber.boot.with.a.damp.cloth..Do.not.use.
abrasives, harsh chemicals, or solvents.
Before Cleaning
•
Make.sure.the.power.is.off.to.the.instrument.
•
Make.sure.the.laser.source.is.off.when.cleaning.any.optical.connectors.
•
Make sure AC power is disconnected.
Cleaning Interfaces and Connectors
Interfaces.must.be.kept.clean..Isopropyl.alcohol.may.be.used.to.clean.the.optical.output..Always.
replace the protective dust caps when the unit is not being used, and keep the protective dust caps
clean. In addition, flanges must be cleaned periodically.
Notes:
•
The.diameter.of.optic.core.is.9.um,.and.the.diameter.of.dust.and.other.particulates.ranges.
from 1/100 to 1/1000 um. Dust and other particulates can cover part of the optical end and
therefore.degrade.the.performance.of.the.instrument.
•
In addition, power density may burn dust into optical fiber and induce further damage
(for example, 0 dBm optic power may produce about 16000000 W/m*m power density in
single mode fiber). If this happens, the measurement will be inaccurate and damage will be
irreversible.
Tools for Cleaning Interfaces and Connectors
•
Optical fiber cleaner (for cleaning optical connectors)
•
Optical fiber cleaning rod (for cleaning optical outputs)
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Optical fiber cleaning tissue (for cleaning optical interfaces)
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Isopropyl.alcohol
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Paper.tissue
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Cleaning brush
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Cleaning swabs
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Condensed air
Procedure for Cleaning Interfaces and Connectors
1.. Unscrew.the.adapter.from.the.bulkhead.
2. Carefully clean the bulkhead and the inside of the adapter.
3.. Screw.the.adapter.back.onto.the.bulkhead.
Figure 5-2. Flange
Greenlee / A Textron Company