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4.6 COMMUNICATION
4.6.1.1 COMPUTER SETTINGS
In COMPUTER SETTINGS box the user can configure computer communication settings, besides the connection (Control
Type) and Startup Mode.
Control Type defines the connection type that is going to be used:
•
No control type for serial connection (front RS232 or rear RS485),
•
ModBus/TCP for Ethernet connection (by means of a serial/TCP converter). When this option is chosen, the serial
configuration data disappears and a new box appears at the right to configure the IP address, the port number and the
unit id.
•
MODEM CONNECTION for modem serial connection. The modem configuration options appear at the right when this
4
option is chosen.
Defaults button returns the values to the factory default ones.
4.6.1.2 COMMUNICATION CONTROL
In COMMUNICATIONS CONTROL box the user can view the communication status (communicating to a relay or not),
connect to a relay when the right parameters are entered in the Computer Settings box (ON button), or disconnect from the
relay when desired (OFF button).
Once the connection is established, when the user accesses any Setpoint or Operations, or Actual – Event Recorder
entries for the first time, the program will ask the relay password. The following window will appear:
i. i.e., the first time a writing operation is performed against the relay during the current communication
4-18
Figure 4–21: MODBUS/TCP SETUP
Figure 4–22: COMMUNICATION CONTROL – COMMUNICATING
MIFII Digital Feeder Relay
4 COMMUNICATIONS
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GEK-106237P
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