WD3A and RD3A instructions

01/07/202001/07/2020 ~ arcozhang ~ Leave a comment

WD3A: special function module write instruction, K0: module number. K1: Analog input channel K1 or K2 (physical interface number); D15: Analog module writes the specified value. Meaning: Write D15 value of 0N3A module D / A. RD3A: It is used when the external analog output module uses instructions such as fx2n-2da analog output. The FROM … Continue reading WD3A and RD3A instructions

WD3A and RD3A instructions in the PLC

09/29/201804/23/2019 ~ arcozhang ~ Leave a comment

WR3A/RD3A: The FX1N and FX2N PLCs only support these two commands, the module name FX0N-3A, but make it read-only using the FX0N FROM / TO instruction. WR3A: special function module write instruction; K0: Module number: K1: Analog input channel K1 or K2 (physical interface number); D15: Meaning of the analog module to write the specified … Continue reading WD3A and RD3A instructions in the PLC