Contents and general safety instructions
XII
Festo P.BE-CTEU-EC-OP+MAINT-EN en 1208NH
The following product-specific terms and abbreviations are
used in this manual:
Term/abbreviation
Meaning
Box Field devic e, e.g. bus node
Bus nodes Create the connection to certain networks or fieldbuses, transmit con-
trol signals to the connected modules and monitor their functioning
CoE CA Nopen over EtherCAT
DI L switches Miniature switches; dual-in-line switches usually con sist of sev eral
switch elements which can be used to implement settings
ESI EtherCAT slave information
EtherCAT An industrial-Ethe r net based f ieldbus system for data exchange
between system controller (PLC/IPC), equipment controller and field
devices (slave/I/O devic es) or drives; transmission of process data
in data objects (based on the fieldbus protocol CANopen); embedding
of process data in Ethernet frames (Frames) or datagrams ( via UDP/IP);
additional information: www.ethercat.org
FoE File access over EtherCAT
Hold last state defines the status which outputs or valves are to assume following
fieldbus and/or communication errors
I Digital input
I/Os Digital inputs a nd out puts
IB Input byte
IPC Industrial PC
I-port Festo-spec ific port for the transfer of communication data (process
data, sensor signals, pilot signals) and supply voltages
Tab. 0/2: Specific terms and abbreviatio ns – part 1
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