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Appendix b example of using profibus host, Figure 1 – CiDRA Use of Foundation Fieldbus Protocol with SONARtrac Transmitters User Manual

Page 45

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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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