BEI Sensors THK5 - Manual (Page 6)

POSI+ CANOPEN USER MANUAL
Page 6 Version 1.02
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1.4 Definitions
CAN Controller
Area Network
CAL CAN Application Layer
CMS CAN Message Specification.
One of the service elements of the application layer in the CAN Reference Model.
COB Communication Object. (CAN message)
A unit of transportation in a CAN Network.
Data must be sent across a Network inside a COB.
COB-ID COB-Identfier. Identifies a COB uniquely in a Network. The identifier determines the
priority of that COB.
LMT Layer Management. One of the service elements of the application layer in the CAN
Reference Model. It serves to configure parameters of each layer in the CAN
Reference Model.
NMT Network Management. One of the service elements of the application layer in the CAN
Reference Model. It performs initialisation, configuration and error handling in a CAN
network.
SDO
Service Data Object. A data object with low priority to configure a CAN node.
PDO Process Data Object. A data object with high priority to transmit data in synchronous and
asynchronous modes.
Additionally, following abbreviations are used in the manual:
APV
Absolute Position Value
CW Clockwise. Turning direction as seen on shaft.
CCW Counterclockwise. Turning direction as seen on shaft.
FC Function code. It determines the kind of message, which is sent across the CAN
network.
NN
Node number. It determines uniquely the CAN device.
PV Preset value
PCV Process value