Levelcom 100 - Serial Port Setup and Diagnostics

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Page 45

1. At LIGHTS press DOWN until unit displays ALARM SETPOINTS.

2. Press ENTER. Unit will display only those alarm points, which were selected as alarm

outputs in Lights, Horn or Relays 1 and 2.

3. Press UP or DOWN until unit displays TIMEOUT TIME.

4. Press ENTER. Unit will display the current timeout value, 0 is the default.

5. Press UP or DOWN to scroll to the desired alarm timeout value.

6. Press ENTER to save the selection. SAVING will appear briefly on the display and the

display will shift to TIMEOUT TIME.

7. Press ESCAPE three times to return to normal operation.

Serial Port Setup and Diagnostics

The serial port of the communication interface may be configured for different baud rates and

parity settings. These are mostly used for machines configured for Modbus communications.

The default baud rate is 9600 baud, the default parity setting is N-8-1. These may be

changed as needed.

When a group of LevelCom 100s are networked together using a Modbus network, each

machine must have a distinct network address. Network communications will not work if two

or more machines have the same network address.

1. At SYSTEM press UP, the unit will display UTILITIES.

2. Press ENTER. The unit will display COMM SETUP.

3. Press ENTER. The unit will display NETWORK ADDRESS.

4. Press ENTER.

5. Press UP or DOWN to scroll to the required network address.

6. Press ENTER to save the selection. SAVING will appear briefly on the display. The

display will return to NETWORK ADDRESS.

The baud rate must agree with the setting in the computer that the LevelCom 100s are

connected to. The most common setting is 9600 baud. To set the baud rate use the

following procedure.

1. At SYSTEM press UP, the unit will display UTILITIES.