4.4.2
Status Message via Fieldbus
The following example shows the connection of the SLOF function via a 2-channel
OSSD signal and via fieldbus (blue):
Fig. 8: Status Transmission via OSSD Signal and Fieldbus
For this purpose a communication between the software modules of the safety PLC
and the safety modules of the frequency limitation in the drive must be established.
The communication between safety PLC and drive takes place on the layers 7 and 8 of
the ISO communication model. An example program is available for programming.
For a brief description of the communication refer to
chapter 6 "Fieldbus Communica‐
.
Safe Limited Output Frequency (SLOF)
W
22
Drive System SD2 - Safety Functions SFM / SLOF
4
Summary of Contents for SD2
Page 1: ...Drive System SD2 Safety Functions SFM SLOF P TD 0000426 12 2019 08 28 SIEB MEYER W ...
Page 4: ...Chapter Overview W 4 Drive System SD2 Safety Functions SFM SLOF ...
Page 10: ...General Information W 10 Drive System SD2 Safety Functions SFM SLOF 2 ...
Page 16: ...Safe Frequency Monitor SFM W 16 Drive System SD2 Safety Functions SFM SLOF 3 ...
Page 44: ...Fieldbus Communication W 44 Drive System SD2 Safety Functions SFM SLOF 6 ...
Page 56: ...OSSD Signals W 56 Drive System SD2 Safety Functions SFM SLOF 8 ...
Page 66: ...Error Messages W 66 Drive System SD2 Safety Functions SFM SLOF 10 ...