Grounding The Network - Omron DEVICENET Operation Manual

Wiring Methods
2-4-9

Grounding the Network

80
Flat Connector Socket Terminating
resistance
• Installation Method
Push in the Terminating Resistor until it clicks into place.
Note To remove a Terminating Resistor once it has been connected, press
in on the catches on both sides and pull it out.
Red (V+)
Black (V−)
To supply communications power from the terminal block, use a DCN4-TP4D
Flat Cable Terminal Block with Terminating Resistance.
Use any of the following methods to ground the network. The DeviceNet net-
work must be grounded at one location and one location only.
Grounding the Shield (S) Terminal of a Power Supply Tap
Power
Trunk line
Supply
Tap
S
V−
V+
Trunk line
Flat Cable
DCN4-TP4D
Communications
FG
power supply
V−
V+
(24 V DC)
Section 2-4