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23. Glossary
The main term used in this operation manual is as follows.
Term
Definition
C
CC-Link
It is a standard of the field bus that Mitsubishi Electric Corporation etc.
promote. The share in the Asian area and Japan is high and CC-Link is
used mainly in a large number of companies.
Communication
speed
It is a speed at which data is sent and received in the field bus etc. It
depends on PLC etc., and the unit uses bps (bit per second).
F
Field bus
It is a standard to perform the communication of signal of Spot apparatus
(measuring instrument, operation device) which operates in factories and
PLC by the digital signal.
N
Number of stations
It is the total of the occupation station of all slaves station connected in
CC-Link.
O
Occupied number of
stations
Number of the stations on the network which one slave station uses. It is
possible to set from Station 1 to Station 4 according to the number of the
data.
P
PLC
Abbreviation of Programmable Logic Controller. It is a controller which
sequential control by programs of the Boolean operation, the order
operation, and the arithmetic operation, etc.
R
Remote device station
It is the slave station that can use bit data and word data.
Remote IO
It is a memory area that treats the bit data.
Remote register
It is a memory area that treats the word data.
RWr
It is a remote register region of the input side which the master station
receives the word data from the slave station.
RWw
It is a remote register region of the output side which the master station
sends the word data from the slave station.
Rx
It is a remote I/O region of the input side which the master station receives
the bit data from the slave station.
Ry
It is a remote I/O region of the output side which the master station sends
the bit data from the slave station.
S
Station No.
It is 0 of the master station and numbers from 1 to 64 to assign to the slave
station on CC-Link .The slave station is necessary to assign it not to repeat
in consideration of the number of the occupation station.
Station type
It is a generic name of the slave station. By usable data (bit data and word
data), there is a type of the remote I/O station, the remote device station
and the intelligent device station.
U
Upper level device
Controller setting kit,
Teaching box,
PLC
The company name, system name, and the product name described in this book are the registered
trademarks or trademarks of each company [
™], [®] is not described clearly in the text.
