FX
/FX
/FX
Series Programmable Controllers
3G
3U
3UC
Programming Manual - Basic & Applied Instruction Edition
Number and name
FX
-CF-ADP [ch2] (Refer to CF-ADP Manual for details.)
3U
[D]8420 to [D]8421
Not used
[D]8422
Step number of executing CF-ADP instruction
[D]8423
[D]8424 to [D]8425
Not used
[D]8426
CF-ADP status
[D]8427
Not used
[D]8428
CF-ADP version
[D]8429 to [D]8433
Not used
[D]8434
Error step number of M8438
[D]8435
[D]8436
Not used
[D]8437
Error code in detail for CF-ADP instructions
[D]8438
Error code for CF-ADP instructions
[D]8439
Operation mode display
*1.
Available in Ver. 2.61 or later.
*2.
Cleared when PLC switches from STOP to RUN.
*3.
For details on the error code is stored in special data register, refer to the CF-ADP Manual.
Error Detection (Refer to Chapter 38 for details.)
*4
Error code for serial communication error 2 [ch2]
[D]8438
RS2 (FNC 87) [ch2] and Computer Link [ch2] (Refer to Data Communication Edition for details.)
[D]8439
Operation mode display [ch2]
Error Detection (Refer to Chapter 38 for details.)
[D]8440 to [D]8448
Not used
[D]8449
Special block error code
[D]8450 to [D]8459
Not used
*4.
Cleared when PLC power supply is turned from OFF to ON.
*5.
Available in Ver. 2.20 or later.
Positioning [FX
, FX
and FX
3G
3U
[D]8460 to [D]8463
Not used
DSZR (FNC150) and ZRN (FNC156) instructions:
D 8464
[Y000] Clear signal device specification
DSZR (FNC150) and ZRN (FNC156) instructions:
D 8465
[Y001] Clear signal device specification
DSZR (FNC150) and ZRN (FNC156) instructions:
D 8466
[Y002] Clear signal device specification
DSZR (FNC150) and ZRN (FNC156) instructions:
D 8467
[Y003] Clear signal device specification
[D]8468 to [D]8511
Not used
*6.
Available in Ver. 2.20 or later.
*7.
Available only when two FX
Content of register
*2
*2*3
*2*3
PLCs] (Refer to Positioning Control Edition for details.)
3UC
-2HSY-ADP adapters are connected to an FX
3U
37 Operation of Special Devices (M8000 -, D8000 -)
37.1 Special Device List (M8000 -, D8000 -)
FX
FX
FX
3G
3U
3UC
–
–
–
*1
*1
–
*2
*1
*1
–
–
–
–
*1
*1
–
–
–
–
*1
*1
–
–
–
–
*1
*1
–
*1
*1
–
–
–
–
*1
*1
–
*1
*1
–
–
–
–
–
–
–
*5
–
–
–
–
*6
*6
*6
*7
–
–
–
–
–
Applicable model
Correspond-
ing special
FX
FX
FX
FX
1S
1N
2N
1NC
device
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
M8438
–
–
–
–
–
–
–
–
–
–
–
–
–
–
M8449
–
–
–
–
–
–
–
–
–
–
–
–
–
–
M8464
–
–
–
–
M8465
–
–
–
–
M8466
–
–
–
–
M8467
–
–
–
–
–
–
–
–
–
PLC.
3U
31
FX
2NC
32
–
–
–
–
–
–
33
–
–
–
–
–
34
–
–
–
35
–
–
36
–
–
–
37
–
–
38
–
–
–
–
A
B
855