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Software Setup
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ER41, ER24
Definition of a Profile
Types of Profiles
There are 3 types of profile:
Communication profiles
Functional profiles
Application profiles
Communication Profile
A communication profile describes the characteristics of a bus or network:
Cables
Connectors
Electrical characteristics
Access protocol
Addressing system
Periodic exchange service
Messaging service
...
A communication profile is unique to a type of fieldbus (such as Modbus, PROFIBUS DP, and so on) and
is used by different types of devices.
Functional Profile
A functional profile describes the behavior of a type of device:
Functions
Parameters (such as name, format, unit, type, and so on.)
Periodic I/O variables
State chart
...
A functional profile is common to all members of a device family (such as variable speed drives, encoders,
I/O modules, displays, and so on).
They can feature common or similar parts. The standardized (IEC 61800-7) functional profiles of variable
speed drives are:
CiA402
PROFIDRIVE
CIP
DRIVECOM has been available since 1991.
CiA402 device profile for drives and motion control represents the next stage of this standard development
and is now part of the IEC 61800-7 standard.
Some protocols also support the Open DeviceNet Vendor Association profile (ODVA).
Application Profile
Application profile defines the services to be provided by the devices on a machine. For example, CiA DSP
417-2 V 1.01 part 2: CANopen application profile for lift control systems - virtual device definitions.
Interchangeability
The aim of communication and functional profiles is to achieve interchangeability of the devices connected
via the fieldbus.
Содержание ER41
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