Yokogawa ADMAG AXR Manual de usuario descargar pdf (Pagina 108)

<8. OPERATION VIA HART CONFIGURATION TOOL (HART 5)>

8-6

IM 01E30D01-01EN

(2) Activating the multidrop mode

About the procedure to call up the Polling

display, please refer to the User’s Manual of

eachcongurationtool.

NOTE

When the same polling address is assigned for

twoormoreelddevicesinmultidropmode,

communicationwiththeseelddevicesis

disabled.

(3) Communication when set in the multidrop mode

1.TheHARTcongurationtoolsearchesaeld

device that is set in the multidrop mode when

heHARTcongurationtoolisturnedon.

 WhentheHARTcongurationtoolis

connectedtotheelddevice,thepolling

address and the tag will be displayed.

2.Selecttheelddevice,andthen

communication with it is possible. The

communication speed is slow in this case.

3.Tocommunicatewithanotherelddevice,

turn off the power once and then turn it back

on, or call up “Online” menu, and select

“Online.”

The polling address and the tag will appear.

Selecttheelddevice.

(4) Release of the multidrop mode

Call up the “Poll addr” display, and set the

address to “0.”

8.8.5 Switching HART Protocol Revision

When the output signal code is “-J”, HART protocol

revision of the device can be selectable from 5 or 7.

The HART protocol revision is set and shipped as

speciedintheorder.

To change the HART protocol revision after

shipment, follow the procedure shown below.

IMPORTANT

Whenchangingtheprotocolrevision,conrmthe

items below.

• Protocol revision supported by HART

congurationtoolmustbethesameor

higher than new protocol revision of the

device

• ConrmthattheDDorDTMwhichissuitable

to new protocol revision of the device is

installedinthecongurationtool.(Referto

Section 8.2 or 9.2)

1) Call up the parameter for protocol revision

change

• P

rocedure to call up the Chg universal rev

display.

DD DeviceSetup→Detailedsetup→

Deviceinformation→Fielddevice

information→Revision#’s→Chg

universal rev

DTM C

onguration→HART→Chg

universal rev

2) Activate the “Chg universal rev” method

IMPORTANT

The message is displayed to separate the device

from the automatic control loop.

Conrmthatthedeviceisseparated.

3) Input the new revision number

An input column for new protocol revision number is

displayed.

Input the new HART protocol revision number of “5”

for HART 5 or “7” for HART 7.

) Applying the new protocol revision

a.Closethecongurationtool

After completion of Chg universal rev

method,closetheHARTcongurationtool.

NOTE

When using a FieldMate, close the main display

of FieldMate.

b. Restart the device

Turn off the power to the device, and turn it

on.

IMPORTANT

New protocol revision is applied only after having

performed restart of the transmitter.

5) Conrmingthenewprotocolrevision

a.RestarttheHARTcongurationtool

NOTE

Whenexecutetheotherparameterconrmation

or setting change, execute after restart the

congurationtool.

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Yokogawa ADMAG AXR Manual de usuario Pagina 108

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