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4 Programming
4.6 Error Status
FX
3G
/FX
3U
/FX
3UC
PLC User's Manual - Analog Control Edition
FX3U-4DA-ADP (4-channel analog Output)
A
Common Items
B
FX
3U
-4AD
FX
3UC
-4AD
C
FX
3U
-4AD-ADP
D
FX
3G
-2AD-BD
E
FX
3U
-4DA
F
FX
3U
-4DA-ADP
G
FX
3G
-1DA-BD
H
FX
3U
-3A-ADP
I
FX
3U
-4AD-PT
-ADP
J
FX
3U
-4AD-PTW
-ADP
4.6 Error Status
1. Description of setting
If an error is detected on 4DA-ADP, the error status data will be stored in the corresponding special data
register.
The following table shows the special data registers that store the error status data:
•FX
3U, FX3UC Series PLC
•FX
3G Series PLC
Check the ON/OFF status of each bit of the error status data register to check the description of the error.
Errors are assigned to the bits as shown in the following table. Create a program to detect errors.
*1. The 4DA-ADP is supported from June, 2009 and later.
For using the 4DA-ADP, it is necessary to use a main unit whose version supports this function.
For the applicability of each combination of 4DA-ADP and main unit, refer to Section 6.5.
2. Program Example 1 (For FX3G, FX3U, FX3UC Series PLC)
*2. "1st" for the FX3G PLC.
Special data register
Description
1st 2nd 3rd 4th
D8268 D8278 D8288 D8298 Stores the error status data.
Special data register
Description
1st 2nd
D8288 D8298 Stores the error status data.
Bit Description
b0 Channel-1 output data setting error
b1 Channel-2 output data setting error
b2 Channel-3 output data setting error
b3 Channel-4 output data setting error
b4 EEPROM error
b5 Unused
b6
4DA-ADP hardware error (Power supply error included)
*1
b7 to b15 Unused
Y000
M0
Normally
ON
M1
M2
M3
M4
Y001
Y002
Y003
Y004
Channel-1 output data setting error in
Channel-2 output data setting error in
Channel-3 output data setting error in
Channel-4 output data setting error in
EEPROM error
in
the 3rd adapter
M8000
MOV
D8288 K4M0
3rd adapter.
*2
3rd adapter.
*2
3rd adapter.
*2
3rd adapter.
*2
*2