Automatic Pdo Mapping - Beckhoff CX1500-M510 Manual

Canopen - bus interfaces for cx systems
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Index
Sub-index Name
0x6425
0
1
...
0XFE
Values different from 0 activate the lower limit value for this channel. A PDO is then transmitted if the value
falls below this limit value. In addition, the event driven mode must be activated (object 0x6423). The data
format corresponds to that of the analog inputs.
Delta function for analog inputs
Delta function for analog inputs
Index
Sub-index Name
0x6426
0
1
...
0XFE
Values different from 0 activate the delta function for this channel. A PDO is then transmitted if the value has
changed by more than the delta value since the last transmission. In addition, the event driven mode must
be activated (object 0x6423). The data format corresponds to that of the analog inputs (delta value: can only
have positive values).
2.3.5

Automatic PDO Mapping

BK51x0, IL23x0-B510
PDO1 and PDO2 are occupied with digital and analog process data. For every other PDO, the CANopen
node uses the procedure shown in flow chart below and occupies the PDOs with process data in the
following order:
1. Digital I/Os (if more than than 64 are existent)
2. 1-byte terminals for special functions
3. Analog I/Os
CX1500-M510, CX1500-B510
Type
Number of
Unsigned8 ro
elements
lower limit
Unsigned16 rw
st
1
input
...
...
lower limit
Unsigned16 rw
th
254
 input
Type
Number of
Unsigned8 ro
elements
delta value
Unsigned16 rw
st
1
input
...
...
delta value
Unsigned16 rw
th
254
input
Version: 1.0
Attribute
Mapping
N
Y
...
...
Y
Attribute
Mapping
N
Y
...
...
Y
Product overview
Default
Meaning
value
Depending
Number of
on type and
analog
fittings
input
channels
available
0x0000
Lower limit
st
value for 1
input
channel
...
...
0x0000
Lower limit
value for
th
254
input
channel
Default
Meaning
value
Depending
Number of
on type and
analog
fittings
input
channels
available
0x0000
Delta value
st
for the 1
input
channel
...
...
0x0000
Delta value
th
for the 254
input
channel
63

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Cx1500-b510Cx1500-b310

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