FS-8704-03 – Modbus TCP

FieldServer Driver – Ethernet – FS-8704-03 – Modbus TCP


Driver Description

The Modbus TCP driver allows the FieldServer to transfer data to and from devices over Ethernet using Modbus/TCP protocol. The FieldServer can emulate either a Server or Client. Up to 200 simultaneous Modbus connections are possible.

Fieldserver Mode Nodes Comments
Client 1 Only 1 client node allowed on Multidrop systems
Server 32 This is the limit per I/Net Panel. The 32 nodes correspond to the maximum of 32 MR’s that an I/Net Panel supports.


Formal Driver Type

  • Ethernet
  • Client or Server


Compatibility Matrix

FieldServer Model Compatible with this driver
FS-x2010 Yes
FS-x2011 Yes
FS-x40 Yes


Connection Information

Connection type: Ethernet
Ethernet Speeds Supported 10Base-T, 100Base-T


Devices tested

Device Tested (FACTORY, SITE)
Quantum PLCs Customer
Fix Intellution Factory
Wonderware Intouch Factory
GE Simplicity Customer
Others Please contact Factory


Connection configurations


Communications functions – Supported functions at a glance:

Data Types Supported

Command Description
01 Read Discrete Output Status (0xxxx)
02 Read Discrete Input Status (1xxxx)
03 Read Output Registers (4xxxx)
04 Read Input Registers (3xxxx)
05 Force Single Coil (0xxxx)
06 Preset Single Register (4xxxx)
15 Force Multiple Coils (0xxxx)
16 Preset Multiple Registers (4xxxx)
EX Exception Status
Data Type Comments
ASCII 8-bit character
Digital Digital
Float 32-bit IEEE floating point
Long Unsigned 32-bit integer
Signed Signed 16-bit integer
Slong Signed 32-bit integer
Unsigned Unsigned 16-bit integer
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