Omron NT20S Operation Manual page 286

Method for Making the Cable for Connection to the Host
Soldering
(1) Slide heat-shrink tube over each wire.
(2) Pre-solder each wire and connector cable.
(3) Solder each wire to the connector terminal.
(4) Push the heat-shrink tube over the soldered joint and heat the tube to shrink it in place.
Connector Cover Assembly
Assemble the connector covers as shown in the diagram below.
Heat-shrink tube
(Hishitube F, 1.5 dia, l = 10)
Aluminum foil tape
End connected to FG
Soldering iron
Heat-shrink tube
End not connected to FG
Appendix G
267