Slave Station Quantity Setting [D8177] - Mitsubishi Electric FX3U-232-BD User Manual

FX Series PLC User's Manual - Data Communication Edition
N:N Network

10.2.11 Slave station quantity setting [D8177]

Set a value ranging from 1 to 7 to the special data register D8177 (initial value: 7).
1. Stations requiring program setting
The master station requires program setting, and slave stations do not require program setting.
2. Detailed contents
Set value
0 Not applicable
1 One slave station is connected.
2 Two slave stations are connected.
3 Three slave stations are connected.
10.2.12 Refresh range setting [D8178]
Set a value ranging from 0 to 2 to the special data register D8178 (initial value: 0).
1. Stations requiring program setting
The master station requires program setting, and slave stations do not require program setting.
2. Pattern applicability in FX PLC
FX Series
FX PLC
0N
FX PLC
1S
FX , FX PLC
1N 1NC
FX , FX PLC
2N 2NC
FX PLC
3S
FX , FX PLC
3G 3GC
FX , FX PLC
3U 3UC
3. Number and assignment of link devices
The number of link devices varies depending on the selected pattern, but the head device number remains
the same.
It is recommended to leave unused numbers in the unused status to enable pattern change in the future.
Bit device
Station
(M)
No.
0 —
1 —
2 —
3 —
4 —
5 —
6 —
7 —
Description
Pattern 0 (0)







Pattern 0
Word device
(D)
4 in each
0
station
D 0 to D 3 M1000 to M1031
D10 to D13 M1064 to M1095
D20 to D23 M1128 to M1159
D30 to D33 M1192 to M1223
D40 to D43 M1256 to M1287
D50 to D53 M1320 to M1351
D60 to D63 M1384 to M1415
D70 to D73 M1448 to M1479
Set value
4
5
6
7
Pattern (set value)
Pattern 1 (1)
Not applicable
Not applicable





Pattern 1
Bit device Word device
(M) (D)
32 in each 4 in each
station station
D 0 to D 3
D10 to D13
D20 to D23
D30 to D33
D40 to D43
D50 to D53
D60 to D63
D70 to D73
10 Related Data
10.2 Details of Related Devices
Description
Four slave stations are connected.
Five slave stations are connected.
Six slave stations are connected.
Seven slave stations are connected.
Pattern 2 (2)
Not applicable
Not applicable





Pattern 2
Bit device Word device
(M)
64 in each 8 in each
station station
M1000 to M1063 D 0 to D 7
M1064 to M1127 D10 to D17
M1128 to M1191 D20 to D27
M1192 to M1255 D30 to D37
M1256 to M1319 D40 to D47
M1320 to M1383 D50 to D57
M1384 to M1447 D60 to D67
M1448 to M1511 D70 to D77
A
B
C
D
E
F
G
H
(D)
I
Apx.A
B-63