<9.  OPERATION VIA HART CONFIGURATION TOOL (HART 7)>
9-11
IM 01E30D01-01EN
To release multidrop mode, call up the Poll addr 
display and set the address to “0” and set the Loop 
current mode to “Enabled”.
9.8.5  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 
speciedintheorder.
To change the HART protocol revision after 
shipment, follow the procedure shown below.
IMPORTANT
Whenchangingtheprotocolrevision,conrmthe
items below.
• ProtocolrevisionsupportedbyHART
congurationtoolmustbethesameor
higher than new protocol revision of the 
device.
• ConrmthattheDDorDTMwhichissuitable
to new protocol revision of the device is 
installedinthecongurationtool.(Read
Section 8.2 or Section 9.2)
1)   Call up the parameter for protocol revision 
change
• ProceduretocalluptheChg universal rev 
display.
DD
DTM
[Root Menu]→Detailedsetup→
Deviceinformation→Fielddevice
information→Revision#’s→Chg
universal rev
2)   Activate the “Chg universal rev” method
IMPORTANT
The message is displayed to separate the device 
from the automatic control loop.
Conrmthatthedeviceisseparated.
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. 
4)   Applying the new protocol revision
a.Closethecongurationtool 
After completion of Chg universal rev 
method,closetheHARTcongurationtool.
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) Conrmingthenewprotocolrevision
a.RestarttheHARTcongurationtool
NOTE
Whenexecutetheotherparameterconrmation
or setting change, execute after restart the 
congurationtool.
b.ConrmthenewHARTprotocolrevision
number
Call up the Universal revparameter,andconrm
that the new HART revision number is displayed.
• ProceduretocalluptheUniversal rev. 
parameter. 
DD
DTM
[Root Menu]→Detailedsetup
→Deviceinformation→Field
deviceinformation→Revision#’s
→Universalrev→
5 HART protocol revision: 5
7 HART protocol revision: 7
HARTprotocolrevisioncanalsobeconrmedon
the second line and third line of the device display.
• ProceduretocalluptheDisplay Select
DD
DTM
[Root Menu]→DetailedSetup→
FunctionSet→DisplaySet→
→Display
Select2 or 
Display Select3
Select “Communication”
Protocol Revision DisplayedonAXRscreen
HART Protocol Revision 5 HART5
HART Protocol Revision 7 HART7
9.8.6  Other operations for the HART 
congurationtool
Regarding other operations for the HART 
congurationtool,readtheHARTcongurationtool
operations manual.