Emerson USB Fieldbus Interface User Manual page 27

June 2012
Figure 4-5:
4. Determine if the fieldbus device was commissioned on another host,
then select Yes or No.
• If you choose Yes, the decommissioning proceeds.
• If you choose No, you cannot decommission the device.
Decommissioning is not allowed for devices commissioned on
another host.
5. Repeat steps 2 through 4 for each device you want to decommission.
4.6 Changing the device type
A connected fieldbus device can be assigned as a Link Master (LM) or as a
basic device. A Link Master contains the LAS functionality that controls
communications on a fieldbus link or segment.
1. Launch the Fieldbus Device Configuration utility.
2. Under the USB Fieldbus Interface icon, select the fieldbus device you
want to configure.
A connected fieldbus device or segment should be powered by an
external power source or be provided power by the Fieldbus Device
Configuration utility for it to be detected.
3. From the Device Type section, click the Read button to identify if the
fieldbus device is a Link Master or a basic device.
Decommission button
User's Manual
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