Communication With The Plc; Fieldbus Specific Messages - Roland R1000 Series Manual

B0060191 / Rev. 1.7

6 Communication with the PLC

The fieldbus interface contained in the R1000 enables the communication with a fieldbus master.
The well-defined data structure of the R1000 enables the use of the cyclical communication data
transmission mode.
6.1

Fieldbus specific messages

The Fieldbus specific messages are united with other system information in an "info" field. It
consists of the 1
board and analogue board) versions and 3
bus baud rate, bus status, parameter channel status, slave address).
I20-PR-S-4(1)
SV: 1 HVH: 0 HVA: 0
1
Profibus DP
Fig. 27: Fieldbus specific message from the I20 after the start
This screen can be called up during regular operation by pressing the ENTER key.
Overview regarding the messages:
Status message
• Init:
• Online: The fieldbus interface is in operation
• Offline: The fieldbus interface is not in operation or displays a fault
Parameter channel messages
• Closed: The parameter channel is closed
• Open: The parameter channel is open
• Conflict: A collision occurred when opening the parameter channel
• Collis.: A collision occurred during parameter transmission
Bus (slave) addresses
• 1... :
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Double Sheet Detector R1000-series I20
with integrated fieldbus interface
st
line with the system name, the 2
xxx
2 3
Display after start up of the R1000. This message is displayed until the initializing
processes is internally completed.
Possible Slave addresses, which can be adjusted via software depending on the
fieldbus type.
The messages are regularly updated and enhanced. It is therefore
Note
possible that there are deviations to the messages described here.
Manual
nd
line with the software / hardware (processor
rd th
and 4 line with the bus system information (bus type,
1 Bus system type (here: Profibus DP)
2 Bus status
3 Parameter channel status
5
4 Bus (slave) address
(only if Fieldbus with node bus address)
5 Fieldbus baud rate (only if Fieldbus with baud rate)
or MAC ID
4
Communication with the PLC
63