Mitsubishi Electric FX3U-232-BD User Manual page 152

FX Series PLC User's Manual - Data Communication Edition
N:N Network
2. Devices for determining errors in the N:N Network
These devices are used for determining errors in the N:N Network. Use them to output link errors to the
outside and interlock sequence programs.
Different devices are used between the FX
FX /FX /FX
3GC 3U
FX ,
0N
FX
1S
M504
M505 to M511
M503
*1. Station No. 1: M505, Station No. 2: M506, Station No. 3: M507... Station No. 7: M511
*2. Station No. 1: M8184, Station No. 2: M8185, Station No. 3: M8186... Station No. 7: M8190
3. Link devices
These devices are used for sending and receiving information among the PLCs. The device numbers used
and number of devices vary depending on the station number set in D8176 (station number settings) and the
pattern set in D8178 (refresh range setting).
1) In the case of pattern 0
Station No.
Word device
(4 points for
each station)
2) In the case of pattern 1
Station No.
Bit devices
(32 points for
each station)
Word device
(4 points for
each station)
3) In the case of pattern 2
Station No.
Bit devices
(64 points for
each station)
Word device
(8 points for
each station)
Caution
When creating a program, do not change the information in devices used by other stations. If such
information is changed, other stations will not operate normally.
B-34
Series. Use devices according to the PLCs used.
3UC
Device
FX , FX , FX , FX
1N 1NC 2N
FX , FX , FX
3S 3G 3GC
FX , FX
3U 3UC
M8183
*1 *2
M8184 to M8190
M8191
0 (master
1
station)
D10 to
D0 to D3
D13
0 (master
1
station)
M1000 to M1064 to
M1031 M1095
D10 to
D0 to D3
D13
0 (master
1
station)
M1000 to M1064 to
M1063 M1127
D10 to
D0 to D7
D17
/FX Series and the FX
0N 1S
2NC,
Name
,
Master station data
transfer sequence
error
Slave station data
transfer sequence
error
Data transfer
sequence ON
2 3
D20 to D30 to
D23 D33
2 3
M1128 to M1192 to
M1159 M1223
D20 to D30 to
D23 D33
2 3
M1128 to M1192 to
M1191 M1255
D20 to D30 to
D27 D37
7.1 Checking Contents of Related Devices
/FX /FX
1N 1NC 2N
Description
This device turns ON when a data transfer
sequence error occurs in the master station.
This device turns ON when a data transfer
sequence error occurs in a slave station.
This device remains ON while the N:N
Network is operating.
4 5
D40 to D50 to D60 to
D43 D53
4 5
M1256 to M1320 to M1384 to
M1287 M1351 M1415
D40 to D50 to D60 to
D43 D53
4 5
M1256 to M1320 to M1384 to
M1319 M1383 M1447
D40 to D50 to D60 to
D47 D57
7 Creating Programs
/FX /FX /FX /
2NC 3S
3G
6 7
D70 to
D63 D73
6 7
M1448 to
M1479
D70 to
D63 D73
6 7
M1448 to
M1511
D70 to
D67 D77