Devices For Determining Errors In The N:n Network; Link Devices - Mitsubishi FX3U-232-BD User Manual

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
Series. Use devices according to the PLCs used.
Device
FX
0N
FX
1S
M504
*1
M505 to M511
M503
*1. For FX and FX
0N
Station No. 1: M505, Station No. 2: M506, Station No. 3: M507... Station No. 7: M511
For FX , FX
1N
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.
1S
FX , FX , FX
1N 2N 3U
Name
FX , FX
1NC 2NC,
FX
3UC
Master station data
M8183 transfer sequence
error
Slave station data
*1
transfer sequence
M8184 to M8190
error
Data transfer
M8191
sequence ON
PLCs
1S
, FX , FX , FX and FX
2N 3U 1NC 2NC
0 (master
1
station)
D10 to
D0 to D3
D13
0 (master
1
station)
M1000 to M1064 to M1128 to
M1031 M1095
D10 to
D0 to D3
D13
0 (master
1
station)
M1000 to M1064 to M1128 to
M1063 M1127
D10 to
D0 to D7
D17
/FX Series and the FX
0N
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.
PLCs
3UC
2 3 4
D20 to D30 to D40 to
D23 D33 D43
2 3 4
M1192 to M1256 to
M1159 M1223 M1287
D20 to D30 to D40 to
D23 D33 D43
2 3 4
M1192 to M1256 to
M1191 M1255 M1319
D20 to D30 to D40 to
D27 D37 D47
7 Creating Programs
7.1 Checking Contents of Related Devices
/FX /FX /FX /FX
1N 2N 3U 1NC 2NC
Description
5 6
D50 to D60 to
D53 D63
5 6
M1320 to M1384 to M1448 to
M1351 M1415 M1479
D50 to D60 to D70 to
D53 D63
5 6
M1320 to M1384 to M1448 to
M1383 M1447 M1511
D50 to D60 to D70 to
D57 D67
A
/FX
3UC
B
C
D
E
F
7
D70 to
D73
G
7
H
D73
7
I
D77
Apx.
B-29