Connecting Terminating Resistors - Omron CJ Series Operation Manual

4 Installation and Wiring

4-2-5 Connecting Terminating Resistors

A Terminating Resistor must always be connected to the trunk line and each sub-trunk line on its oppo-
site end from the Master Unit or a Repeater Unit.
Round Cable I
The cable wires are connected to a DRS1-T Terminating Resistor.
Round Cable I
• Connecting Procedure
Connect the cable wires to the Terminating Resistor, and tighten the screws. The Terminating Resis-
tor has no polarity. Either wire can be connected to either terminal regardless of their colors.
Round cable I
Precautions for Correct Use Precautions for Correct Use
Attach an M3 crimp terminal to the cable wire before you connect the wire to a Terminating
Resistor.
6.0 mm max.
Round Cable II
A DCN4-TR4 Flat Connector Socket is mounted on the Round Cable II cable. Then a DCN4-TM4
Terminating Resistor is attached to the Socket.
Round Cable II
DCN4-TR4
Flat Connector Socket
• Mounting Procedure
Press the Terminating Resistor into the Socket until it clicks into place.
Note To remove a Terminating Resistor Plug which has been attached, hold the latches on both
sides of the Resistor, and pull it out.
4-14
Terminating Resistor
Terminating Resistor
BDH (black) or BDL (white)
BDL (white) or BDH (black)
6.0 mm max.
DCN4-TM4
Terminating Resistor
CJ-series CompoNet Master Unit Operation Manual for NJ-series CPU Unit (Cat. No. W493)