11.10 Configuration Of The Process Data - Burkert 8695 Operating Instructions Manual

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Type 8695
DeviceNet installation
Setting the baudrate
Adjusting the control head to the baudrate of the network.
DIP 7
DIP 8
off
off
on
off
off
on
on
on
Table 16:
Setting the baudrate
Please note: If the settings are changed by actuating the DIP switches, this change will not take
effect until the device is restarted.
For a restart
• briefly disconnect the control head from the power supply and reconnect or
• switch the power supply off/on or
• transmit an appropriate reset message.

11.10 Configuration of the process data

To transmit process data via an I/O connection, 1 static input and 1 static output assembly can be selected. These
assemblies contain selected attributes combined into one object so that process data can be transmitted collectively
via an I/O connection.
Process data can be accessed
• cyclically in the connection variants "Polled I/O" and "Bitstrobed I/O", with "Change of state", if input values
change, or
• acyclically via Explicit Messages.
The access path for acyclical access is:
With the Get_Attribute_Single service the input data can be accessed acyclically for reading.
With the Set_Attribute_Single service the output data can be accessed acyclically for writing.
1 data byte for inputs:
(sensors or initiators)
Bit
Sensor
Value assignment
0 Bot not reached
Bit 0
End position
1 Bot reached
0 Top not reached
Bit 1
End position
1 Top reached
Bit 2... not used
0 always
Bit 7
Table 17:
data byte for inputs
Baudrate
125 kbaud
250 kbaud
500 kbaud
not permitted
class
4
instance 1
attribute 3
1 data byte for outputs:
(actuators or valves)
Bit
Bit 0
Bit 1... not used
Bit 7
Table 18:
Solenoid valve
Value assignment
Y1
0 Pilot valve
1 Pilot valve
0 always
data byte for outputs
english
OFF
ON
53

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