FieldServer FS-8700-08 - Manual (Page 12)

FS-8700-01 Modbus RTU/ASCIIFS-8700-01_Modbus_RTU.doc Driver Manual Page 12 of 21
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6.2 Server Side Node Parameters
Section Title
Nodes
Column Title
Function Legal Values
Node_Name Provide name for Node
Up to 32 alphanumeric
characters
Node_ID Node ID of physical Server Node 1 – 255
Protocol Specify protocol used Modbus RTU
Address_Type 9 Specify Register Mapping Model
ADU,PDU, -,
Modicon_5digit
Node_Offline_Response*
Set the FieldServer response to the Modbus RTU
Client when the Server Node supplying the data has
gone offline
No_Response,
Old_Data,
Zero_Data,
FFFF_Data,
Refer to Appendix A.2 for
further information.
Node_Description* Specify Node description text
Any string up to 99
characters long, -
Example
Change protocol to MB_ASCII to use Modbus ASCII protocol
// Server Side Nodes
// For devices where 65536 addresses are available in each memory area.
Nodes
Node_Name , Node_ID , Protocol , Address_Type
MB_Srv_11 , 11 , Modbus_RTU , ADU
MB_Srv_12 , 12 , Modbus_RTU , PDU
// For devices where only 9999 registers are available in each memory area.
Nodes
MB_Srv_13
, 13 , Modbus_RTU , Modicon_5digit
MB_Srv_14 , 14 , Modbus_RTU , -
9 Optional for Modicon 5 digit devices