G-18
4 Programming
4.6 Error Status
FX
3S
/FX
3G
/FX
3GC
/FX
3U
/FX
3UC
PLC User's Manual - Analog Control Edition
FX3G-1DA-BD (1-channel Analog Output)
4.6 Error Status
1. Description of setting
If an error is detected on 1DA-BD, 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
3S 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.
2. Program Example (For FX3G Series PLC)
4.7 Model Code
Initial value: K4
Numeric data type: Decimal (K)
1. Description of setting
When the 1DA-BD is connected, model code "4" is stored in the corresponding special data register.
The following table shows the special data registers that store the model code:
•FX
3S Series PLC
•FX
3G Series PLC
Use the special data registers above to check whether 1DA-BD is connected or not.
2. Program Example (For FX3G Series PLC)
Special data register Description
D8268 Stores the error status data.
Special data register
Description
Board A Board B
D8268 D8278 Stores the error status data.
Bit Description
b0 Output data setting error
b1 to b3 Unused
b4 EEPROM error
b5 to b15 Unused
Special data register Description
D8269 Model code
Special data register
Description
Board A Board B
D8269 D8279 Model code
Y000
M0
Normally
ON
M4
Y004
Output data setting error on
board A.
EEPROM error on
the board A.
M8000
FNC 12
MOV
D8268 K4M0
FNC224
LD=
D8269 K4
Checks the model code
of the board A.
Y007
To Next Page
Loading...
