Examples of using Serial link in English and their translations into Czech
{-}
-
Colloquial
-
Official
Warning for serial link RS485.
Kommunikation with the devices via the serial link.
See Settings of the serial link parameters.
The MELSEC FX2N-16MR device has another module for serial link.
The protocol for serial link for Q C24 series PLCs.
Preconfiguration for Ethernet or for serial link.
Modbus RTU for serial link supported by all automated machines.
Recommended values for the Serial link parameters.
Protocol for serial link for A series PLCs, but also can be used for Q series PLCs.
Elementary Arduino program for serial link and protocol Modbus.
For the serial link the event is fired after successful connection, for example, to the"COM1" port.
The FESTO company supplies the OPC andDDE server for serial link and for Ethernet.
Compared to the data for serial link a special header is included and it is transferred via Ethernet TCP on port 502.
For details to the issue of the RTS signal control see Warning for serial link RS485.
This is relevant only if serial link/Ethernet converter is used and this converter returns transmitted characters.
It goes about the communication protocol designated for the classic serial link RS232/RS422.
The BACnet protocol on serial link requires very fast communication responses because it is designed for communication between machines on the lowest level.
But by this way it is possible to communicate only on the serial link RS232 by the point-point type, i.e.
When communicating via Ethernet the form of the transferred data is the same as for M-BUS for serial link.
Modbus is standard,very commonly used protocol for serial link and for Ethernet the PLC is slave.
Yes This parameter is stronger than the similar parameter"Filter ECHO chars" in configurators Settings of the serial link parameters.
The supported baud rate is 300/600/1200/2400 Bd for serial link and 300/600 Bd for an optical port.
These protocols for serial link RS232 support some Simatic devices directly and there is possible to purchase a communication module for these protocols for some PLC's.
In this mode it is the same however the designer sets the parity in the serial link parameters because it is then dynamically changed.
The same data as for serial link- This option can be selected, for example, if the device is equipped with the serial link and it is connected to the Ethernet through the RS232/Ethernet converter.
At the beginning the configurator PmComm>Settings of the serial link parameters> Serial port is set to"Not set.
Although the 1C and3C formats are designed for serial link and the 3E format for Ethernet, the driver allows to use all these formats on both interfaces.
After this preconfiguration is created, the configurator is se to: PmComm>Settings of the serial link parameters> Serial port.
If it is necessary to change dynamically the serial link port, then it is possible to set Not set in its parameters and than by the OpenPort and ClosePort methods change the port.
The Foxtron company( http://www. foxtron. cz) offers the DALI232 module that connects the PC with DALI network by the serial link RS232 and module DALInet for LAN.