Glossary •
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WAGO-I/O-SYSTEM 750
DeviceNet
6 Glossary
Bit
Smallest information unit. Its value can either be 1 or
0.
Bitrate
Number of bits transmitted within a time unit.
Bootstrap
Operating mode of the fieldbus Coupler / Controllers.
Device expects a firmware upload.
Bus
A structure used to transmit data. There are two
types, serial and parallel. A serial bus transmits data
bit by bit, whereas a parallel bus transmits many bits
at one time.
Byte
Binary Yoked Transfer Element. A byte generally
contains 8 bits.
Data bus
see
Bus
.
Fieldbus
System for serial information transmission between
devices of automation technology in the process-
related field area.
Hardware
Electronic, electrical and mechanic components of a
module/subassembly.
Operating system
Software which links the application programs to the
hardware.
Segment
Typically, a network is divided up into different
physical network segments by way of
routers
or
re-
peaters
.
Server
Device providing services within a client/server sys-
tem. The service is requested by the
Client
.
Subnet
A portion of a network that shares the same network
address as the other portions. These subnets are dis-
tinguished through the subnet mask.