Mitsubishi FX3U-4HSX-ADP

480
FX3U Series Programmable Controllers
User’s Manual - Hardware Edition
A Operation of Special Devices (M8000 -, D8000 -)
A-1 Special Auxiliary Relay (M8000 to M8511)
RS2 (FNC 87) [ch2] and Computer Link [ch2]
[M]8410 to [M]8420 Not used –
[M]8421
*1
RS2 (FNC 87) [ch2] Send wait flag –
M 8422
*1
RS2 (FNC 87) [ch2] Send request D8422
M 8423
*1
RS2 (FNC 87) [ch2]
Receive complete flag
D8423
[M]8424
RS2 (FNC 87) [ch2]
Carrier detection flag
–
[M]8425
*2
RS2 (FNC 87) [ch2]
Data set ready (DSR) flag
–
[M]8426 Computer link [ch2] Global ON
D8427
D8428
D8429
[M]8427
Computer link [ch2]
On-demand send processing
M 8428
Computer link [ch2]
On-demand error flag
M 8429
Computer link [ch2]
On-demand Word/Byte changeover
RS2 (FNC 87) [ch2]
Time-out check flag
*1. Cleared when PLC switches from RUN to STOP or when
RS2 instruction [ch2] is OFF.
*2. Supported in Ver. 2.30 or later
FX3U-CF-ADP [ch1]
[M]8402
*3
CF-ADP instruction executing –
[M]8403 Not used –
[M]8404
*3
CF-ADP unit ready –
[M]8405
*3
CF card mount status –
[M]8406 to [M]8409 Not used –
M 8410
*3
CF-ADP status renewal stop –
[M]8411 to [M]8417 Not used –
M 8418
*3*4
CF-ADP instruction error –
FX3U-CF-ADP [ch2]
[M]8422
*3
CF-ADP instruction executing –
[M]8423 Not used –
[M]8424
*3
CF-ADP unit ready –
[M]8425
*3
CF card mount status –
[M]8426 to [M]8429 Not used –
M 8430
*3
CF-ADP status renewal stop –
[M]8431 to [M]8437 Not used –
M 8438
*3*4
CF-ADP instruction error –
*3. Supported in Ver. 2.61 or later.
*4. Cleared when the PLC mode is changed from STOP to
RUN.
Number and
name
Operation and function
Correspond-
ing special
device
Error Detection
[M]8430 to [M]8437 Not used –
M 8438
*5
Serial communication error 2 [ch2] D8438
[M]8439 to [M]8448 Not used –
[M]8449 Special block error flag D8449
[M]8450 to [M]8459 Not used –
Positioning
M 8460
DVIT (FNC151) instruction [Y000]
User interrupt input command
D8336
M 8461
DVIT (FNC151) instruction [Y001]
User interrupt input command
D8336
M 8462
DVIT (FNC151) instruction [Y002]
User interrupt input command
D8336
M 8463
*6
DVIT (FNC151) instruction [Y003]
User interrupt input command
D8336
M 8464
DSZR (FNC150), ZRN (FNC156)
instructions [Y000]
Clear signal device specification
function enabled
D8464
M 8465
DSZR (FNC150), ZRN (FNC156)
instructions [Y001]
Clear signal device specification
function enabled
D8465
M 8466
DSZR (FNC150), ZRN (FNC156)
instructions [Y002]
Clear signal device specification
function enabled
D8466
M 8467
*6
DSZR (FNC150), ZRN (FNC156)
instructions [Y003]
Clear signal device specification
function enabled
D8467
Error Detection
[M]8468 to [M]8488 Not used –
[M]8489
*7
Special parameter error D8489
[M]8490 to [M]8511 Not used -
*5. Cleared when PLC power supply is turned from OFF to
ON.
*6. Available only when two FX
3U-2HSY-ADP adapters are
connected to a PLC.
*7. Supported in Ver. 3.10 or later.
Number and
name
Operation and function
Correspond-
ing special
device