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5.3 Part Names and Settings
5
PREPARATORY PROCEDURES BEFORE
OPERATION
(1) Station No. setting
(a) MELSECNET data link system
Set "00" to the station No. of the master station, and set station No.
(01 02 n(n 64) to slave stations starting from the one next to the master
station.
POINT
(1) Set station No. from the smallest number in order.
(2) Do not skip any station No., since it has to be set in number order.
(3) Set station No. so as not to overlap with other station No. in the same tier.
6) Connector (A1SJ71AR23Q)
Connects a coaxial cable.
7)
Terminal block
(A1SJ71AT23BQ)
Connects a shielded twisted pair cable.
Figure 5.3 Station No. setting of MELSECNET data link system
Table 5.2 Part names and settings(Continued)
No. Name Description
IN R-SD
IN R-SD
IN F-RD
IN F-RD
OUT R-RD
OUT R-RD
OUT F-SD
OUT F-SD
Reverse loop send
Forward loop receive
Reverse loop receive
Forward loop send
Master station
for second tier
OUTIN
Slave station
No.1
Station
No.01
OUTIN
Master station
for third tier
Station
No.00
Station
No.00
OUTIN
Slave station
No.2
Station
No.02
OUTIN
Slave station
No.3
Station
No.03
OUTIN
Slave station
No.64
Tertiary station
No.1
Tertiary station
No.2
Tertiary station
No.64
Station
No.64
Station
No.01
Station
No.02
Station
No.64
OUTIN
OUTIN OUTIN OUTIN
Forward
loop
direction
Forward
loop
direction