Terminology - Omron CK3E Series Hardware User Manual

Terminology

Terminology
Term
PMAC The acronym for Programmable Multi-Axis Controller.
Motion con- Motion control can achieve intended operation by providing a target value to the axis to be controlled, or by
trol controlling state transitions.
Axis A functional unit within the Motion Control Function Module. An axis is assigned to the drive mechanism in
an external Servo Drive, etc.
NC The acronym for Computerized Numerical Control.
A method to numerically control machining processes in production by using computers. CNC has been fur-
ther automatized over conventional numerical control machine tools (NC machine tools).
G-code A type of language used to create NC programs.
CPU Central Processing Unit. Hardware that executes instructions from computer programs.
Modbus/TC A protocol used for the Modbus communications on TCP/IP.
P
EtherCAT The acronym for Ethernet for Control Automation Technology.
EtherCAT is the real-time Ethernet protocol standards.
ENI file ENI is the acronym for EtherCAT Network Information.
The ENI file contains the network configuration information related to EtherCAT slaves.
ESI file ESI is the acronym for EtherCAT Slave Information.
The ESI file contains information unique to the EtherCAT slaves in XML format.
CIP An abbreviation for Common Industrial Protocol.
An industrial standard protocol used for networks such as EtherNet/IP and DeviceNet.
EDS An abbreviation for Electronic Data Sheet.
A text file that contains the EtherNet/IP slave setting information.
Originator A node that makes a request for opening a connection when a tag data link connection is opened in an
EtherNet/IP network.
Target A node that receives a request for opening a connection when a tag data link connection is opened in an
EtherNet/IP network.
RPI An abbreviation for Requested Packet Interval. Represents a data refresh period set for each connection
between originators and targets on an EtherNet/IP network.
26
Description
CK3E-series Programmable Multi-Axis Controller User's Manual Hardware (I610)