81
Wiring Methods
Section 2-4
Grounding a T-branch Tap or Node Connector
The ground wire can be inserted into the connector together with the commu-
nications cable’s shield wire and both locked in place with the set screw, as
shown in the following diagram.
Grounding an Unused T-branch Tap Connector
The ground wire alone can be inserted in the connector of an unused T-
branch Tap connector, as shown in the following diagram.
Note
1.
A ground of 100
Ω
max. is recommended.
2.
When an acceptable ground of 100
Ω
max. is available, connect the com-
munications power supply’s V- and FG terminals.
3.
When an acceptable ground of 100
Ω
max. is not available, do not connect
the communications power supply’s V- and FG terminals. In this case, con-
necting the V- and FG terminals may introduce noise into the network.
Ground wire
Ground wire
Summary of Contents for DEVICENET -
Page 1: ...DeviceNet Cat No W267 E1 11 OPERATION MANUAL...
Page 2: ...DeviceNet Operation Manual Revised April 2008...
Page 3: ...iv...
Page 5: ...vi...
Page 7: ...viii...
Page 9: ...x...
Page 13: ...xiv...
Page 41: ...20 Basic Operating Procedures Section 1 4...
Page 107: ...86 Operational Checklist Section 2 6...
Page 123: ...102 Step 3 Splitting the System into Multiple Power Supplies Section 3 6...
Page 161: ...140 Index...