Rockwell-automation 1203-CN1 ControlNet Communications Module 1203-CN1 Uživatelský manuál Strana 57

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Publication 1203-5.13 February, 2002
Configuring a Controller to Communicate with the 1203-CN1 Module 4-13
Verifying Network Properties
For your network to function properly, you must set the correct
properties. To verify that the correct properties are set, follow these
instructions:
1. Click the Edits Enabled box.
2. In the Network menu, select Properties. The Network
Properties: ControlNet dialog box appears.
Figure 4.14
Network Parameters Tab of the Network Properties: ControlNet Dialog Box
3. In the Network Parameters tab, verify:
The value in the Network Update Time(ms) field is 5 or
greater.
Important: Do not set the Network Update Time lower than 5 ms.
Important: Set the Network Update Time equal to or lower than the
RPI times set for the devices on the network.
The number in the Max Scheduled Address field is higher
than or equal to the highest node number with which you’ll
do I/O.
The number in the Max Unscheduled Address field is
higher than or equal to the highest node number on the
network.
The correct type of media redundancy is selected in the
Media Redundancy field.
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