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Communication profiles
48
behaviour is that the reference speed of the drive is set to the
requested value.
This is an example of
Explicit Messaging
where each attribute of a
class is set individually. While this is allowed, it is inefficient.
Instead
Implicit Messaging
using Input and Output Assembly
Instances is recommended.
Implicit Messaging
allows the
DeviceNet Master to set or get predefined groups of attributes in a
single message exchange. Assembly Instances supported by the
RDNA-01 are listed and defined in chapter
Communication
, page
53
.
ODVA output attributes
This section briefly describes the instances found in the ODVA
AC/DC Drive Profiles output assemblies. Not all attributes listed
here will be supported by all output assembly instances.
Run Forward & Run Reverse (Control Supervisor Object)
These attributes are used to assert run and stop commands to
Control Supervisor Object state machine according to the
following table.
Table 2.Run/Stop event matrix
Fault Reset (Control Supervisor Object)
This attribute resets a drive fault on a transition from zero to one if
the condition that caused the fault has been cleared.
RunFwd
RunRev
Trigger event
Run type
0
0
Stop
N/A
0
!
1
0
Run
RunFwd
0
0
!
1
Run
RunRev
0
!
1
0
!
1
No action
N/A
1
1
No action
N/A
0
!
1
1
Run
RunRev
1
0
!
1
Run
RunFwd
Содержание RDNA-01
Страница 1: ...ABB Drives User s Manual DeviceNet Adapter Module RDNA 01 ...
Страница 2: ......
Страница 4: ......
Страница 6: ...Safety instructions 6 ...
Страница 10: ...Table of contents 10 ...
Страница 14: ...Introduction 14 ...
Страница 20: ...Quick start up guide 20 Add drive to network in RSNetWorx for DeviceNet Configure device MAC address ...
Страница 30: ...Mechanical installation 30 ...
Страница 52: ...Communication profiles 52 ...
Страница 80: ...Diagnostics 80 ...
Страница 84: ...Definitions and abbreviations 84 ...
Страница 87: ......