9300 Servo PLC
System blocks
2.3 AIF3_IO_AutomationInterface
2-14
L
ServoPLC EN 2.0
User data
The first 4 bytes of the 8 bytes user data to be sent can be written via several variables of different
data types at the same time. Data can therefore be transferred as:
• binary information (1 bit)
• quasi analog value (16 bit)
• angle information (32 bit)
by the PLC program.
Byte Variable (1 bit) Variable (16 bit) Variable (32 bit)
1, 2 AIF3_bFDO 0_b
...
AIF3_bFDO 15_b
AIF3_nOut W1_a
3, 4 AIF3_bFDO16_b
...
AIF3_bFDO 31_b
AIF3_nOut W2_a
IF3_dnOu
D1_p
5, 6
AIF3_nOut W3_a
7, 8
AIF3_nOut W4_a
Tip!
Avoid simultaneous overwriting via different variable types to ensure data consistency.
• Thus bytes 1 and 2 should only be overwritten
– by the variable
AIF3_dnOutD1_p
,
– by the variable
AIF3_nOutW1_a
or
– by the variables
AIF3_bFDO0_b
...
AIF3_bFDO15_b
.
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