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FX2N-5A Special function block

Contents.

ix

Guideline............................................................................................................................iii

1. Introduction .........................................................................................1-1
2. External Dimensions and Parts...........................................................2-1
3. Installation ...........................................................................................3-1
4. Connection to PLC ..............................................................................4-1
5. Wiring ..................................................................................................5-1

Caution............................................................................................................. 5-1

Input Wiring...................................................................................................... 5-2

Output Wiring ................................................................................................... 5-3

6. Specifications ......................................................................................6-1
7. Buffer Memory (BFM).........................................................................7-1

Buffer Memories (BFM) lists ............................................................................ 7-2

Details of buffer memories ............................................................................. 7-12

BFM 0 input mode specification (READ/WRITE) .............................................. 7-12

BFM 1 output mode specification (READ/WRITE) ............................................ 7-14

BFM 2 to BFM 5 Number of averaging times (READ/WRITE) .......................... 7-16

BFM 6 to BFM 9 Averaged Input Channel data (READ only) ........................... 7-17

BFM 10 to BFM 13 Immediate Input Channel data (READ only) ...................... 7-17

BFM 14 Analog Output data (READ/WRITE).................................................... 7-17

BFM 15 Calculated Analog output data (when direct control function is active)
(READ only) ...................................................................................................... 7-17

BFM 16 to BFM 17 Reserved............................................................................ 7-17

BFM 18 hold/ reset analog output when PLC is stopped (READ/WRITE) ........ 7-18

BFM 19 setting change enable/disable (READ/WRITE) ................................... 7-19

BFM 20 Initialization function (reset all values to default) (READ/WRITE) ....... 7-20