E-139
FX Series PLC User's Manual - Data Communication Edition
Inverter Communication
12 Related Data
12.1 Related Device List (FX2N, FX2NC)
A
Comm
on I
te
ms
B
N:
N N
etwo
rk
C
Paral
le
l Li
nk
D
Com
puter Li
nk
E
In
verter
C
omm
uni
cation
F
N
on-Proto
col
C
ommunicati
on
(R
S/RS
2 Instru
ction
)
G
No
n-
Protoc
ol
Co
mmuni
ca
tion
(FX
2N
-2
32IF)
H
Programm
ing
Comm
uni
cation
I
Re
mo
te
Ma
intenance
Apx.A
D
isco
nti
nued
models
12. Related Data
This chapter shows various technical information.
12.1
Related Device List (FX
2N
, FX
2NC
)
The tables below show special auxiliary relays and special data registers used in inverter communication
(EXTR K10 to EXTR K13).
1. Bit devices
R: Read only (used as a contact in program)
*1.
Cleared when the PLC mode is changed from STOP to RUN.
2. Word devices
R: Read only
W: Write only
R/W: Read or Write
*1.
Cleared when the PLC mode is changed from STOP to RUN.
Device No.
Name
Description
R/W
M8029
Instruction execution
complete
Turns ON when execution of EXTR instruction is completed, and remains
ON for 1 scan.
Turns ON also when execution of instruction is completed if M8156
(communication error or parameter error) turns ON.
R
M8104
Extension ROM
cassette check
Remains ON while an extension ROM cassette is attached.
R
M8154
Unused
R
M8155
Communication port
busy
Remains ON while the communication port is used by an EXTR instruction.
R
M8156
Communication error
or parameter error
Turns ON when a communication error is caused by an EXTR instruction.
R
M8157
Communication error
latch
*1
Turns ON when a communication error is caused by an EXTR instruction.
R
Device No.
Name
Description
R/W
D8104
Extension ROM
cassette type code
Stores the type code of an extension ROM cassette (value: K1).
R
D8105
Extension ROM
cassette version
Stores the version of an extension ROM cassette
(value: K100 = Ver. 1.00).
R
D8154
Inverter response
waiting time
Sets the inverter response waiting time.
R/W
D8155
Step number of
instruction using the
communication port
Stores the step number of EXTR instruction using the communication port.
R
D8156
Error code
*1
Stores an error code when a communication error is caused by an EXTR
instruction.
R
D8157
Error occurrence
step number latch
*1
Stores the instruction step number in which a communication error has
occurred. (Stores K-1 when no error has occurred.)
R
Summary of Contents for FX-485ADP
Page 2: ......
Page 120: ...B 2 FX Series PLC User s Manual Data Communication Edition N N Network ...
Page 188: ...C 2 FX Series PLC User s Manual Data Communication Edition Parallel Link ...
Page 244: ...D 2 FX Series PLC User s Manual Data Communication Edition Computer Link ...
Page 344: ...E 2 FX Series PLC User s Manual Data Communication Edition Inverter Communication ...
Page 700: ...H 2 FX Series PLC User s Manual Data Communication Edition Programming Communication ...
Page 752: ...I 2 FX Series PLC User s Manual Data Communication Edition Remote Maintenance ...
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