APC AXFA11G user manual Exiting Multidrop Mode, Example 6 of Other Settings Write Protection

Models: AXFA11G

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Exiting Multidrop Mode

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HART Communicator Online

11: FIC-1A

22: FIC-2A

33: PIC-1A

AXFA11 : FI-1201 Online

1 Device Setup

2PV

3PV AO

4PV Span

SAVE

HART Communicator

1Offline

2Online

3Frequency Device

4Utility

8. OPERATION VIA HART COMMUNICATOR

Example: Communication when set in the multidrop mode.

F0820-1.EPS

The HART Communicator searches for field devices that are set in the multidrop mode when the HART Communicator is turned on.

When the HART Communicator is connected to one of these field devices, tag will be displayed.

Select the desired field device. After that, normal communication with the selected field device is possible. The communication speed, however, is slow in this case.

To communicate with another field device, open display 3 , and select “Online”.

Display 1 will appear. Repeat the above operation.

F0820-2.EPS

Exiting Multidrop Mode

First, open the “Poll addr” display, and assign the address to 0.

Then, open the “Polling” display, and select “Never Poll”.

NOTE

If the above exiting method is carried out in the reverse order, the “Online” menu cannot be called up.

8.3.4.9Example 6 of Other Settings: Write Protection

The “Write Protection” function is used to inhibit parameter changes to the AXFA11. For a more detailed description, refer to Chapter 6. Parameter Description, and Chapter 9.Main- tenance.

NOTE

When the write protection function is activated, data setting changes in all param- eters of the AXFA11 are inhibited and cannot be changed using either the HART Communicator or the AXFA11 front panel key switches.

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IM 01E20C01-01E

Page 91
Image 91
APC AXFA11G user manual Exiting Multidrop Mode, Example 6 of Other Settings Write Protection