Connect With Prolink Iii - Emerson Micro Motion 4200 Configuration And Use Manual

Using ProLink III with the transmitter
April 2019
B.2 Connect with ProLink III
A connection from ProLink III to your transmitter allows you to read process data, configure the transmitter,
and perform maintenance and troubleshooting tasks.
B.2.1 Connection types supported by ProLink III
Depending on the channels that are licensed on your transmitter, you may have several connection types
available to connect from ProLink III to the transmitter. Choose the connection type appropriate to your
network and the tasks you intend to perform.
When selecting a connection type, consider the following:
B.2.2 Connect with ProLink III to the RS-485 adapter
Prerequisites
• ProLink III is installed and licensed on your PC.
• One of the following:
— RS-232 to RS-485 signal converter
— USB to RS-485 signal converter
• An available serial port or USB port
• Adapters as required (for example, 9-pin to 25-pin)
You can connect directly to the RS-485 terminals on the transmitter. The 4200 transmitter allows you to
connect to HART using either ProLink III or the "Factory Use Only" port if you are in a non-hazardous area.
Procedure
1. Attach the signal converter to the serial port or USB port on your PC.
2. To connect over the RS-485 network:
a) Attach the leads from the signal converter to any point on the network.
3. Start ProLink III.
4. Choose Connect to Physical Device.
5. From the Connection Parameters pane, access the Protocol opton and select Service Port from the
drop-down menu.
6. Set the PC Port value to the PC COM port that you are using for this connection.
7. Select Connect.
Need help?
If an error message appears:
• Verify the Modbus address of the transmitter.
• Ensure that you have specified the correct port on your PC.
• Check the wiring between the PC and the transmitter.
• Increase or decrease resistance.
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Configuration and Use Manual
MMI-20048166
Micro Motion 4200 Transmitters