
<4 Device Tag Extension Mode>
4-2
IM 01R01A20-01E
Synchronizing Devices with HART Device Tag Display Format
ThesameDeviceTagExtensionModeneedstobesetonPRMandFieldMate.Eveniftheuser
renamesthedevicetagononeside,itisupdatedtotheothersideafterthesynchronizationas
longastheHARTDeviceTagDisplayFormatofthedeviceisconsistentwiththeHARTDevice
TagDisplayFormatontheotherside.
Samplecaseisshownasbelow,ifHARTDeviceTagDisplayFormatissetto“Tag+Descriptor”
andallthedevicesinthedatabaseareregisteredorupdatedwiththesamemode,thenthe
followingoutcomescanbeexpected.
Table 4-2 Sample case with same setting mode
PRM devices
Current mode: Tag+Descriptor
Operation and Outcome
FieldMate devices Current mode:
Tag+Descriptor
EJX004-PIPE02
Registeredmode:Tag+Descriptor
RestoreOK [Notexist]
[Notexist] BackupOK EJA005-PIPE02
Registeredmode:Tag+Descriptor
EJA001-PIPE01
Registeredmode:Tag+Descriptor
Sync OK
EJA001-PIPE01
Registeredmode:Tag+Descriptor
Sync OK
RegisteringdevicesusingPRM/FieldMateSynchronizationmeansthatthedevicesdonotexist
inPRMdatabaseoriginallyandthedevicesareimportedfromFieldMate.
InHARTDeviceTagDisplayFormatisenabled,itcanbeexpectedthatthedevicetagsofthe
devicesimportedtoPRMdomatchthedevicetagsshowninFieldMate.
However,iftheHARTDeviceTagDisplayFormatofthedeviceinthedatabasedoesnotmatch
themodeoftheotherside,thenthesynchronizationofthedeviceisprohibited.
Table 4-3 Sample case with different device setting mode
PRM devices
Current mode: Tag+Descriptor
Operation and Outcome
FieldMate devices
Current mode: Tag+Descriptor
EJX006
Registeredmode:Tag
ProhibitRestore [Notexist]
[Notexist] ProhibitBackup EJA007
Registeredmode:Tag
EJX002
Registeredmode:Tag
ProhibitSync EJX002-PIPE01
Registeredmode:Tag+Descriptor
Sync OK
EJA003-PIPE02
Registeredmode:Tag+Descriptor
Sync OK
EJA003
Registeredmode:Tag
ProhibitSync
8th Edition : May 31, 2013-00
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