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MELSEC-A
3 SPECIFICATIONS
Address
(hexadecimal)
Name
Default
value
Update
Initializa-
tion
EEPROM
registration
Reference
R2
28
H
Transmission size 29
H
R2
29
H
R2 side head address 1C7
H
R2
2A
H
(Fixed value: 4004
H
) 4004
H
R2
2B
H
User
registration
frame area
Master station side offset
address
1C7
H
R2
2C
H
Transmission size 88
H
R2
2D
H
R2 side head address 118
H
R2
2E
H
(Fixed value: 4004
H
) 4004
H
R2
2F
H
Monitor
transmis-
sion area 1
Master station side offset
address
118
H
R2
30
H
Transmission size 200
H
R2
31
H
R2 side head address 200
H
R2
32
H
(Fixed value: 4004
H
) 4004
H
R2
33
H
Automatic
update area
designation
Monitor
transmis-
sion area 2
Master station side offset
address
200
H
M station Required Possible
Section
5.6.2
R2
34
H
to
3F
H
System area (Use prohibited) – – – – –
R2
40
H
RW update interval time designation 1
R2
41
H
RWw update validity designation 0
R2
42
H
RWr update validity designation 1
R2
43
H
Master station R2 (RWw0) 118
H
R2
44
H
R2 Master station (RWr0) 1B0
H
R2
45
H
Master station R2 (RWw1) 119
H
R2
46
H
R2 Master station (RWr1) 1B1
H
R2
47
H
Master station R2 (RWw2) 120
H
R2
48
H
R2 Master station (RWr2) 1B2
H
R2
49
H
Master station R2 (RWw3) 121
H
R2
4A
H
RW refresh
destination address
designation
R2
Master station (RWr3) 1B6
H
M station Required Possible
Section
8.5
R2
4B
H
to
6F
H
System area (Use prohibited) – – – – –
R2
70
H
Monitor interval time designation 0
R2
71
H
No. of monitor designation 0
M station Required Possible
Section
7.4
R2
72
H
to
77
H
System area (Use prohibited) – – – – –
R2
78
H
Monitor target designation 0
R2
79
H
Monitor
designation –1
Transmission data designation 0
R2
7A
H
Monitor target designation 0
R2
7B
H
Monitor
designation –2
Transmission data designation 0
R2
7C
H
to
F5
H
0
R2
F6
H
Monitor target designation 0
R2
F7
H
Monitor
designation –64
Transmission data designation 0
M station Required Possible
Section
7.4
R2
F8
H
to
FF
H
System area (Use prohibited) – – – – –