Scotchlok U1B and U1R Inline Connectors
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|Scotchlok U1B and U1R Inline Connectors|
This instruction covers the 3M Scotchlok U1 Series Inline Connectors. They are self stripping, insulated and moisture resistant. Also covered are the wire sizes they can accommodate and in general, how to use them. The operation of the 3M E-9BM Scotchlok tool required is also covered.
May 1995 Issue 2, 80-6102-1510-7
3M U1 Series Scotchlok Connector
Repeat the operation until all wires are spliced. Connectors should be staggered and bundled to the core of splice.
3M U1B, U1R Full Pair Connector
Wire Ranges Sizes may be intermixed within a connector .
Wire Size Metric AWG
mm 16-19 mm 19-24
Max Insulation O.D.
Typical Inline splice made with 3M U1 Scotchlok Connector
Position each connector so as to produce the smallest possible bundle.
Scotchlok E-9BM Crimping Tool
The Scotchlok E-9BM Crimping Tool has adjustable jaws with parallel closing action, and a 7-1 mechanical advantage for proper crimping of all Scotchlok connectors.
Procedure for Splicing with 3M U1B and U1R Connectors
Hold a pair of conductors from one cable end together.
Clip ends evenly at desired position of connector. DO NOT STRIP INSULATION.
Insert both wires all the way into ports at one end of connector.
Repeat with corresponding pair of conductors from the other cable.
Note Use only the 3M Scotchlok E-9BM tool.
Set tool jaws to "thick-thin". Jaws can be easily pried from position using a screwdriver or similar object .
Crimp the button. DEPRESS ALL THE WAY. Cap must be FLUSH with connector body.
3M Scotchlok E-9B Crimping Tool
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