2.
SYSTEM
CONFIGURATIONS
MELSEGA
Range
of
PC CPUs with which communications is possible:
(PC
CPUs
equipped with AJ71C24) (MELSECNET
(ll),
MELSECNETlB stations with
0
M station (master station)
.
.
.
.
.
.
.
.
. . . .
.
.
(1)
The
rdf
which communications is possible)
0
L stations
(local
stations)
.
.
.
. .
.
~.
.
0
L/m station
(locallthird-tier master station)
.
.
. .
0
I
station (third-tier local stations)
.
.
. .
.
..
(2)
Ali
sscmd-tisc
local
stations
(L1,
Wm)
(3)
slcond-tirr
mote
VO
statim8
equippsd
with
a
spdal function module
(W)
(1)
Thedf
(2) Second-tier master station
(M
station)
(1)
The
self
(2)
Second-tier master station
(M
station)
(3)
All
third-tier
kcal
stations
(I1,13)
(4)
Third-tier remote
VO
stations equipped
with
a
special
function module
(r2)
(1)
The
self
(2)
Third-tirr master station
(M
station)
(Um)
2-20
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