FS-8704-03 – Modbus TCP
Modbus Integration Solutions
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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 |
| FF | FIFO |
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 |