CiDRA Use of Foundation Fieldbus Protocol with SONARtrac Transmitters - Manual (Page 45)

Appendix B EXAMPLE OF USING PROFIBUS HOST
B1 Connection Setup
Note: The default address is 126. User should change address
from 126 to an unused address following connection to the
Profibus Network.
The following hardware were used for this example
 Siemens CP 5611 Profibus interface card
 Siemens FDC 157 DP/PA Coupler
 Bench power supply
 Passive sonar transmitter with Fieldbus / Profibus
The connection used was:
DP/PA
Coupler
Serial Cable
20V
Profibus PA
Transmitter
Bench Supply
PC With
Siemens CP
5611 card
Figure 16 Example Connection Setup
B2 Making Changes to Transmitter Using a Profibus
Host
To change the configuration of transmitter using a Profibus Host,
perform the following steps:
 Place the Transducer Block Out Of Service (OOS)
 Write any changes to the variables
 Place the Transducer Block to Auto Mode
When the transmitter is placed into Auto Mode, it will validate any
changes made. Invalid changes will be returned to their previous
value.
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