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Rs-485 configuration – Fairbanks FB2550 SERIES User Manual

Page 108

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Section 5: Input/ Output

07/2012

108

51254 Rev. 3

5.11. RS-485 CONFIGURATION

The RS-485 output is available from the RS-485 accessory (

30937

), or from the

Serial Expansion accessory (

30921

).

Refer to

Section 5.8.3. Method 1 – Pre-configured Output

or

Section 5.8.4. Method 2. – Customizing Output Data Strings

.

– These sections describe how to configure the data string protocol for the

communications.

– The final step for the RS-485 configuration is to assign an ID for the RS-485

communications network.

– This address is a requirement for proper operation.

Follow these steps to configure the RS-485 ID.

1. Open the

LOGIN MENU

.

2. Enter the Supervisor Password or

Service Password.

3. Select the

CONFIGURATION

MENU

4. Press PAGE FORWARD once.

5. Select

CONFIGURE OUTPUTS

.

6. Touch the screen to select

EDIT

RS-485 ID

to edit or enter the RS-

485 ID.

7. Touch the screen to the right of RS-

485 ID:

to enter the RS-485 ID from

the keyboard.

– The ID value may be configured from

1 to 32.

– A zero (0) disables the ID.

8. Press the SAVE CHANGES button

when any changes are made,
otherwise they will be lost.