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MELSEC-A
3 SPECIFICATIONS
(1) Area for designating various assignments
Address
(hexadecimal)
Name
Default
value
Update
Initializa-
tion
EEPROM
registration
Reference
R2
0
H
Transmission area head
address designation
200
H
R2
1
H
Transmission area size
designation
200
H
Section
6.1
R2
2
H
Reception area head
address designation
400
H
R2
3
H
Head address
designation area
Reception area size
designation
200
H
M station Required Possible
Section
6.2
R2
4
H
to F
H
System area (Use prohibited) – – – – –
R2
10
H
Transmission size 20
H
R2
11
H
R2 side head address 1A0
H
R2
12
H
(Fixed value: 4004
H
) 4004
H
R2
13
H
Status
storage
area
Master station side offset
address
1A0
H
R2
14
H
Transmission size 88
H
R2
15
H
R2 side head address 118
H
R2
16
H
(Fixed value: 4004
H
) 4004
H
R2
17
H
Transmis-
sion area 1
Master station side offset
address
118
H
R2
18
H
Transmission size 200
H
R2
19
H
R2 side head address 200
H
R2
1A
H
(Fixed value: 4004
H
) 4004
H
R2
1B
H
Transmis-
sion area 2
Master station side offset
address
200
H
R2
1C
H
Transmission size 200
H
R2
1D
H
R2 side head address 400
H
R2
1E
H
(Fixed value: 4004
H
) 4004
H
R2
1F
H
Reception
area
Master station side offset
address
400
H
R2
20
H
Transmission size 1A0
H
R2
21
H
R2 side head address 0
H
R2
22
H
(Fixed value: 4004
H
) 4004
H
R2
23
H
Initial setting
area
Master station side offset
address
0
H
R2
24
H
Transmission size 30
H
R2
25
H
R2 side head address 1C0
H
R2
26
H
(Fixed value: 4004
H
) 4004
H
R2
27
H
Automatic
update area
designation
EEPROM
function
area
Master station side offset
address
1C0
H
M station Required Possible
Section
5.6.2