Manual

<9COMMUNICATIONERROR>
9-3
IM 01R01A11-01EN
9.2 DeviceAddressSetting
WARNING
This operation must be carried out by the trained personnel having knowledge of multidrop loop.
For the details of the parameter setting procedure, refer to IM 01E20C01-01E or IM 01E20C02-
01E. After using Verication Tool, set the AXF to the original multidrop loop.
9.2.1 MultidropModeCanceling
F090201-A.ai
USB FieldMate Modem
Device A
Device Address: 1
Device B
Device Address: 2
Device C
Device Address: 3
Device X
Device Address: 15
Load: 250 Ω
+
-
+
-
+
-
+
-
USB FieldMate Modem
Device A
Device Address: 1
Load: 250 Ω
Load:
250 Ω
Multidrop Loop side
+
-
Set to 0”.
F090201-B.ai
(A)Multidroploop (B)AftercancelingMultidroploop
Figure9.2.1Conguration
1) Disconnect the target device (AXF) from the multidrop loop physically.
2) Connect the AXF to FieldMate one to one. A load of 250Ω is required. See Figure9.2.1(B).
3) Record the following original AXF parameter, and then set the parameter as shown.
Table9.2.1ParameterofCancellingMultidropmode
HARTParameter(DTM) SettingValue
Poll Addr Conguration HART Poll addr 0
4) Start Verication Tool.
9.2.2 MultidropModeSetting
After using Verication Tool, set the AXF back to its original status.
1) After Verication Tool termination, set the AXF parameter back to its original value manually.
Table9.2.2ParameterSettingofMultidropmode
HARTParameter(DTM) SettingValue
Poll Addr Conguration HART Poll addr Original Value
2) Connect the AXF back to the original conguration.