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8 Analog I/O Slave Unit
GX-series EtherCAT Slave Unit User’s Manual
8-3 Function of the Analog Input Slave Unit
8
8-3-2 Moving Average
Set by SDO communication.
The target index is 3132 hex.
For the details, refer to the information in the corresponding index of "Appendix A-1 Object Dictionary"
in Page A - 45.
Setting method
Moving average
calculation (Initial)
Moving average
calculation (2nd)
Moving average
calculation (3rd)
Moving average
calculation (4th)
Moving average
calculation (5th)
Moving average value = (D1 × 4) /4
Moving average value = ((D1 × 3) + D2) /4
Moving average value = ((D1 × 2) + D2 + D3) /4
Moving average value = (D1 + D2 + D3 + D4) /4
Moving average value = (D2 + D3 + D4 + D5) /4
Actual analog
conversion data
Analog conversion time
(number of AD conversion available points × 500 μs)
Time [ms]
D1
D2
D3
D4
D5
Internal buffer
Initial
data
Initial
data
Initial
data
Initial
data
Initial
data
2nd time
data
Initial
data
Initial
data
Initial
data
2nd time
data
3rd time
data
Initial
data
Initial
data
2nd time
data
3rd time
data
4th time
data
5th time
data
2nd time
data
3rd time
data
4th time
data