Table of Contents
iii
3.4 Common Precautions ............................................................................ 3-8
3.4.1 Wiring of Analog I/O Unit ......................................................................... 3-8
3.4.2 Wiring of Power Cable (FP0R-DA4 / FP0R-A21 / FP0R-A42) ................ 3-9
4. Creating Programs ............................................................. 4-1
4.1 I/O Allocation ........................................................................................ 4-2
4.1.1 I/O Allocation ........................................................................................... 4-2
4.2 Analog input unit (FP0R-AD4/AD8) ....................................................... 4-4
4.2.1 Reading of Input Data (Common to 12-bit Mode and 14-bit Mode) ........ 4-4
4.2.2 Setting of Input Range and Averaging Processing (14-bit Mode Only) .. 4-6
4.3 Analog Output Unit (FP0R-DA4) ........................................................... 4-8
4.3.1 Writing of Digital Data for Output (12-bit Mode) ...................................... 4-8
4.3.2 Writing of Digital Data for Output (14-bit Mode) .................................... 4-14
4.3.3 Switching of Output Range (14-bit Mode Only) .................................... 4-20
4.3.4 Status Information (12-bit mode) ........................................................... 4-22
4.3.5 Status information (14-bit mode) ........................................................... 4-23
4.4 Analog I/O Unit (FP0R-A21/A42) ........................................................ 4-24
4.4.1 Reading of Analog Input Values (For A21) ........................................... 4-24
4.4.2 Reading of Analog Input Values (For A42) ........................................... 4-25
4.4.3 Writing of Digital Data for Output (12-bit Mode) .................................... 4-28
4.4.4 Writing of Digital Data for Output (14-bit Mode) .................................... 4-30
4.4.5 Switching of Input Range and Averaging Method (14-bit Mode Only) .. 4-32
4.4.6 Switching of Output Range (14-bit Mode Only) .................................... 4-34
4.5 I/O Conversion Characteristics ............................................................ 4-36
4.5.1 Input Conversion Characteristics (Voltage Range) ............................... 4-36
4.5.2 Input conversion Characteristics (Current Range) ................................ 4-39
4.5.3 Output conversion Characteristics (Voltage Range) ............................. 4-40
4.5.4 Output conversion Characteristics (Current Range) ............................. 4-42
5. Analog Input Averaging Processing ................................. 5-1
5.1 Types of Averaging Processing ............................................................. 5-2