Westermo FD-80 - Manual (Page 19)

19 6630-2281
7.2.1 Basic configuration
Profibus-DP >Profibus DP parameters
Profibus DP Address
Set this FD-10 Profibus DP address.
Number of I/O Modules Set the number of I/O modules used by this FD-10.
The used I/O modules will be from up to the chosen
“Number of I/O Modules ”.
I/O module 1 –4 >I/O module 1
Data type
Select data type for I/O module 1.
Module type Select module type for I/O module 1.
Data length Set data length for I/O module 1.Note that data length is
related to data type. The byte has a length of 8 bits and
the word has a length of 16 bits.
Identifier Show the resulting Identifier in hex.
The same content for all I/O modules,1 to 8.The used I/O modules will be from 1 up to
the chosen “Number of I/O modules ”.
7.2.1.1 Expert configuration
Serial transfer >Expert parameters
Serial interface
Select the desired parameters of the internal interface of
Profibus DP Slave control. Set to 38,400 bit/s, 8 data bits,
no parity and 1 stop bit, and will not be changed.
Max time between bytes Set the maximum allowed time between bytes in a frame.
The default is 100. Used to allow a frame to be divided
by the modem line.
Serial transfer master address Not used.
Fixed frame length Fixed 25 byte frame length. Should not be used.
20 data bytes Only when used together with old system.
Fixed frame length Fixed 37 byte frame length. Should not be used.
32 data bytes Only when used together with old system.
Variable frame length Should be selected for all Westermo Fieldbus Adapters.
1..126 data bytes
Profibus-DP >Expert parameters
ID number
Show the ID number of FD-10. Can ’t be changed.
CPU type Hardware information. For service purpose only.
Can’t be changed.
7.2.2 Profibus DP I/O data
Ordinary Profibus DP input and output data are used by FD-80 (A), with one additional
serial transfer command word at “out data”, and one status word at “in data”.