GE Baker Hughes Masoneilan SVI FF Installation And Operation Manual page 213

C. Setting Environment Settings
Configure the Network Management parameters manually (the optimal configuration may
result in values different from recommendations):
Open the Environment settings and verify that Make NM Parameter the optimum value
checkbox is not selected (Figure 73).
D. Adjust the Communication Parameter . . .
1. Open the Fieldbus Builder and select from the main menu Tools->Adjust Communication
Parameter. . .
2. Open the Parameter Edit window and select the Segment->Common-NM from the device
list.
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Figure 73 Environment Settings
Changing Network Management Communication parameters
WARNING
stops execution of ALL control devices on this segment until the
new parameters are downloaded and the segment schedule is
re-initialized.
Review the use of all instruments on the segment and take
necessary steps to ensure safety of all control loops and safety
applications related to the segment.
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