Dp parameters of a dp slave, L-force | plc designer – Lenze PLC Designer PLC Designer (R3-1) User Manual
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L-force | PLC Designer
Device Editors
DMS 4.1 EN 03/2011 TD29
923
DP Parameters of a DP Slave
Abb. 505 DP Parameters dialog for a DP Slave
The DP Parameters of a DP Slave in contrast to that of the master are not a standard
set but individually defined in the device description file for the particular device. They
might be edited in the DP Parameters subdialog of the device editor by the user.
Identification
Station address: see DP Master
Ident number: Unique ident number assigned by the PNO for this device type. Allows
unambiguous reference between a DP slave and the corresponding GS?-file.
Parameter
TSDR (tBit): Time Station Delay Responder. Reaction time, that is the earliest time after
which the slave is permitted to respond to the master. (min. 11 TBit);
TBit: Time unit for transfer of a bit on the PROFIBUS; Reciprocal value of the
transmission rate; for example 1 TBit at 12MBaud=1/12.000.000 Bit/sec=83ns
Lock/Unlock: Slave is locked or released to other masters:
0 (TSDR unlock):
min.TSDR and slave-specific parameters may be overwritten
1 (Will be unlocked):
Slave released to other masters
2 (Lock):
Slave locked to other masters, all parameters are accepted
3 (Unlock):
Slave released to other masters