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CHAPTER 3: INTERFACES
Connecting to the
relay
339 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
1.
Install and start the latest version of the Setup software (available from the GE
EnerVista CD). See the previous section for the installation procedure.
2.
Click on the Device Setup button to open the Device Setup window and click the Add
Site button to define a new site.
3.
Enter the desired site name in the "Site Name" field. If desired, a short description of
the site can also be entered. In this example, we will use "Substation 1" as the site
name.
4.
The new site will appear in the upper-left list.
5.
Click the Add Device button to define the new device.
6.
Enter the desired name in the "Device Name" field, and a description (optional).
7.
Select "Ethernet" from the Interface drop-down list. This will display a number of
interface parameters that must be entered for proper Ethernet functionality.
8.
Enter the IP address, slave address, and Modbus port values assigned to the relay
(from the S1 RELAY SETUP > COMMUNICATIONS > ETHERNET menu).
9.
Click the Read Order Code button to connect to the and upload the order code. If a
communications error occurs, ensure that the Ethernet communication values
correspond to the relay setting values.
10. Click OK when the relay order code has been received. The new device will be added
to the Site List window (or Online window) located in the top left corner of the main
window.
The Site Device has now been configured for Ethernet communications. Proceed to the
following section to begin communications.
Now that the communications parameters have been properly configured, the user can
easily communicate with the relay.
1.
Expand the Site list by double clicking on the site name or clicking on the «+» box to
list the available devices for the given site.
SOFTWARE SETUP
3–17
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