Scotchlok
™
U1B and U1R
Inline Connectors
Instructions
1.0 General
1.1
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.
3M U1 Series Scotchlok Connector
May 1995
Issue 2, 80-6102-1510-7
2.0 Description
2.1
Schematic:
U Contacts
4.3
Repeat the operation until all wires are spliced.
Connectors should be staggered and bundled to
the core of splice.
Typical Inline splice made with 3M U1 Scotchlok Connector
Note:
3M™ U1B, U1R Full Pair Connector
Position each connector so as to produce
the smallest possible bundle.
2.2
Wire Ranges: (Sizes may be intermixed within
a connector).
Wire Size
Max Insulation O.D.
mm
3.18
3.18
inches
.125
.125
5.0 Scotchlok E-9BM Crimping Tool
5.1
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.
Product
U1B
U1R
Metric
1.3-0.9 mm
0.9-0.5 mm
AWG
16-19
19-24
3.0 Procedure for Splicing with 3M
U1B and U1R Connectors
3.1
3.2
3.3
3.4
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.
3M Scotchlok E-9B Crimping Tool
6.0 Product Summary
Packaging
4.0 Crimping
Note:
4.1
4.2
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.
™
™
Product
U1B
U1R
E9-BM
Quantity
per
Primary
100/box
100/box
1/box
Quantity
per
Shipper
1,000
1,000
10
Wt. per
Shipper
Kg. Lb.
7.3
7.3
2.3
16
16
5
I
mportant Notice
- Before utilizing the product the user should determine the suitability of the product for its intended use. The user assumes
all risks and liability in connection with such use. 3M'S WRITTEN WARRANTY FOR THE PRODUCT IS MADE IN LIEU OF ALL OTHER
WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR A PARTICULAR PURPOSE. The user's exclusive remedy for breach of 3M's written warranty shall be the repair or replacement
of such quantity of product which is proven to be defective. In no case shall 3M be liable for any special, incidental, or consequential damages
based upon breach of warranty, breach of contract, negligence, strict liability or any other legal theory.
Telecom Systems Division
6801 River Place Blvd.
Austin, TX 78726-9000
800/426-8688
Printed on 50% recycled paper
with 10% post-consumer
Printed in USA
© 3M 1995 80-6102-1510-7
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