DS6800CCIE1F1D Between PLC and PC to realize the channel, can make the two complementary functions on the deficiency, PLC for control is convenient and reliable, and PC in graphic display, data processing, printing reports and Chinese display and other aspects have a strong function. Therefore, the PLC manufacturers have developed a variety of models suitable for the company PLC and PC communication interface module. FX-232AW interface module developed by Mitsubishi Corporation is used for FX2 series PLC and computer communication.
DS6800CCIE1F1D There are also interface modules AJ71E71 connected to the Ethernet, AJ71M51-S1 connected to the MAP network, and AJ71M51M1 connected to the FAIS MAP network. Different communication methods have different cost prices and different application scope. This paper introduces a method of communicating with PLC through RS-232 port of PC.