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No.EX##-OMK0004-A
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Definition and terminology
Terms
Definition
1
100BASE-TX
Standard of LAN transmission route with a transmission speed of 100 Mbps.
D
DHCP
A protocol to automatically set the information to be registered in individual equipment
connected with a TCP/IP network in order to use the network. This includes the IP
address.
E
EtherNet/IP
TM
Open fieldbus for factory automation. This is a protocol that integrates the DeviceNet
communication protocol (CIP: Common Industrial Protocol) into Ethernet or TCP/IP.
Currently, it is popular in the US and is spreading to Europe.
F
Full duplex
Communication method by sending and receiving simultaneously for bilateral
communication.
H
Half duplex
Communication method by sending and receiving alternately for bilateral communication.
I
IP address
A 32 bit sequence of numbers assigned to identify individual equipment connected to a
network. All connected to the network are given individual IP addresses.
MAC address
A number unique to equipment, connected to Ethernet.
MS
Abbreviation of "module status". It shows whether the power supply of SI unit is turned on
and the normal operation is available.
M
NS
Abbreviation of "network status". It shows the status of EtherNet/IP
TM
communication.
S
SI unit
An abbreviation of serial interface. It sends and receives data by bit through a couple of
signal lines, convert it to parallel and correspondingly control connected load. (A serial-to
parallel converting unit.)
