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FX Series Programmable Controller Diagnostic Devices 6
6-10
6.9 Miscellaneous Devices
(M8100 to M8119 and D8100 to D8119)
6.10 Communication Adapter
Devices, i.e. 232ADP, 485ADP
(M8120 to M8129 and D8120 to D8129)
Diagnostic
Device
Operation
Diagnostic
Device
Operation
D8102 (
)
Memor
y
Capacit
y
0002: 2K steps
0004: 4K steps
0008: 8K steps
0016: 16K steps
M8109 ( ) Output refresh error
D8109 (
)
Output refresh error device
number; 0, 10, 20, etc.
Diagnostic
Device
Operation
Diagnostic
Device
Operation
M8120
FX0N onl
y
settin
g
data
backup fla
g
for 485 network
D8120 Communications format
M8121(
)( R)
RS- Data transmission
dela
y
ed
D8121
Local station number for 485
data network
M8122 ( R) RS- Data transmission fla
g
D8122( )( R)
RS- Amount of remainin
g
data
to be transmitted
M8123 ( R) Finished receivin
g
data
D8123(
)( R)
RS - Amount of data alread
y
received
M8124
(FX/FX
2C
onl
y
)
RS- Carrier detection fla
g
D8124
RS - Data header, default STX
(02
H
)
M8125 Reserved D8125
232ADP - Data terminator,
default ETX (03
H
)
M8126 RS485 -
g
lobal fla
g
D8126 Reserved
M8127
RS485 - On Demand hand-
shake fla
g
D8127
RS485 - On Demand head
device re
g
ister
M8128
RS485 - On Demand error
fla
g
D8128
RS485 - On Demand data
len
g
th re
g
ister
M8129
RS485 - On Demand B
y
te/
Word fla
g
,
ON = B
y
te, OFF= Word
D8129
RS485 data network ‘time-out’
timer value