Keysight Technologies 85059A 1.0 mm Calibration and Verification Kit
3-3
Making Connections
Visual Inspection
Visual Inspection
Visual inspection and, if necessary, cleaning should be done every time a
connection is made. Metal particles from the connector threads may fall into
the connector when it is disconnected. One connection made with a dirty or
damaged connector can damage both connectors beyond repair.
Magnification is helpful when inspecting connectors, but it is not required and
may actually be misleading. Defects and damage that cannot be seen without
magnification generally have no effect on electrical or mechanical
performance. Magnification is of great use in analyzing the nature and cause of
damage and in cleaning connectors, but it is not required for inspection.
Obvious Defects or
Damage
Examine the connectors first for obvious defects or damage:
•
Plating
s
Bare metal showing
s
Burrs or blisters
•
Deformed threads
•
Center Conductors
s
Bent
s
Broken
s
Misaligned
s
Concentricity
Connector nuts should move smoothly and be free of:
•
Burrs
•
Loose metal particles
•
Rough spots
Any connector that has obvious defects should be discarded or sent for repair -
refer to
Содержание 85059A
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