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Fastwel Modbus OPC Server |
| Product Category: Server | Target User: End User |
Fastwel Modbus OPC Server is a Windows application providing OPC Data Access interface for Modbus
RTU/ASCII and Modbus TCP networks. On the fieldbus side Fastwel Modbus OPC Server acts as a Modbus
master and is able to perform reading and writing operations on Modbus slave devices.
The server can interact with Modbus RTU/ASCII and Modbus TCP devices simultaneously and supports
the following types of data objects defined by Modbus protocol application layer:
- Input Register - read only 16-bit data located in the output area of Modbus slave device
- Holding Register - 16-bit data object in the input area of Modbus slave device, available both
for reading and writing;
- Discrete Input 1-bit read only data located in the output area of Modbus slave device
- Coil - 1-bit data object in the input area of Modbus slave device, available both for reading and writing. |
 Fastwel Modbus OPC Server: | - Allows user to edit, save and restore configuration information describing Modbus network nodes and
data objects | | - Allows OPC clients (usually SCADA systems) to read (write) data from (to) Modbus devices | - Optimizes read operation and write operations for register groups occupying contiguous address range
in the Modbus nodes address space | | - Provides Modbus data conversion to integer, long integer, float, bit, word and string types. |
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| Windows XP | | Windows 2000 | | Windows NT 4.00 |
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