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1. Deactivating buffers
2. Updating the Electronic Device Description (EDD)
Deactivating buffers for RS 485 COM port
This deactivation is required to align SIMATIC PDM for Windows® operating systems.
Note
Support for Windows operating systems can be found here: support.automation.siemens.com
http://support.automation.siemens.com
1. Click Start → Control Panel to begin configuration.
2. Click on Hardware and Sound and then on Device Manager.
3. Open Ports folder and double-click the COM Port used by the system to open the
Communications Port Properties window.
4. Select the Port Settings tab and click the Advanced button.
5. If the Use FIFO buffers check box is deselected, click to select.
6. Set Receiver Buffer and Transmitter Buffer to Low (1).
Figure 3-1
COM Port Setting
For serial adapters it can be required to change the Latency Timer (msec) to 1.
Commissioning
3.5 Initial Setup
FCT030 Modbus (From firmware 4.0)
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Function Manual, 06/2018, A5E39931813-AB