Extending A Communications Cable - Omron CJ Series Operation Manual

Flat Cable II
Multidrop connections are not supported.

4-2-4 Extending a Communications Cable

Flat Connectors can be used to extend cables for the trunk line, sub-trunk lines, branch lines, and sub-
branch lines to maximum ten levels. The maximum trunk line length is the upper limit of extension of
each type of cable. Refer to 1-2-1 Cable Types, Maximum Distances, and Number of Slave Units.
Flat Connector Socket
Flat Connector Plug
Flat Cable I
Attach a DCN4-BR4 Flat Connector Plug to a DCN4-TR4 Flat Connector Socket which has already
been mounted to the communications cable.
DCN4-TR4 Flat
Connector Socket
• Mounting Procedure
Hold the Flat Connector Plug with the side with the line colors (red, white, black, and blue) facing
down, and push the Flat Connector Plug inward until it clicks into place.
Note To remove a Connector Plug which has been attached, hold the latches on both sides of the
Connector, and pull out the Connector Plug.
Flat Cable II
Attach a DCN5-BR4 Flat Connector Plug to a DCN5-TR4 Flat Connector Socket which has already
been mounted to the communications cable.
DCN5-TR4 Flat
Connector Socket
• Mounting Procedure
Hold the Flat Connector Plug with the side with the white line facing down, and push the Flat Con-
nector Plug inward until it clicks into place.
Note To remove a Connector Plug which has been attached, hold the latches on both sides of the
Connector, and pull out the Connector Plug.
CJ-series CompoNet Master Unit Operation Manual for NJ-series CPU Unit (Cat. No. W493)
Trunk line or sub-trunk line
Extension by Connectors can be
done to up to ten levels.
DCN4-BR4 Flat
Connector Plug
DCN5-BR4 Flat
Connector Plug
4 Installation and Wiring
Flat Connector Socket
Trunk line or sub-trunk line
Flat Connector Plug
Terminating Resistor
4
4-13