Mitsubishi Electronics FX2N-8AD

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