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FX2N-8AD Analog input block Contents.
vii
Guideline............................................................................................................................iii
1. Introduction .........................................................................................1-1
2. External Dimensions ...........................................................................2-1
3. Part Name ...........................................................................................3-1
4. Installation ...........................................................................................4-1
5. Connection to PLC ..............................................................................5-1
6. Wiring ..................................................................................................6-1
6.1 Caution............................................................................................................. 6-1
7. Specifications ......................................................................................7-1
8. Buffer Memory (BFM).........................................................................8-1
8.1 Buffer Memories (BFM) lists ............................................................................ 8-3
8.2 Details of buffer memories ............................................................................. 8-13
8.2.1 BFM #0, #1: Specifies input mode. ................................................................... 8-13
8.2.2 BFM #2 to BFM #9: Number of times of averaging ........................................... 8-15
8.2.3 BFM #10 to BFM #17: Channel data................................................................. 8-17
8.2.4 BMF #19: Disables setting change.................................................................... 8-17
8.2.5 BFM #20: Initializes functions............................................................................ 8-17
8.2.6 BFM #21: Writes I/O characteristics.................................................................. 8-18
8.2.7 BFM #22: Sets convenient functions................................................................. 8-19
8.2.8 BFM #24: Specifies high-speed conversion channel ........................................ 8-20
8.2.9 BFM #26: Upper/lower limit value error status .................................................. 8-21
8.2.10 BFM #27: A/D data sudden change detection status ........................................8-22
8.2.11 BFM #28: Scale over status .............................................................................. 8-23
8.2.12 BFM #29: Error status ....................................................................................... 8-25
8.2.13 BFM #30: Model code .......................................................................................8-26