1、Wide range of applications, suitable for hoisting machinery, elevators, metallurgy, electric power, chemical industry, machine tools, electronic special identification and automobile industries, etc. 2、Support 100K high‑speed pulse meter teaching, compatible with for STEP7/WINCC programming method and instructions are the same as the original 3、Expand 7pcs modules, integrate 14DI/10D0, can hang 7pcs 10 modules with high performance 4、With large‑capacity storage space program, store 36KB data and 20KB internal FLASH 5、With 2‑channel RS485 communication interfaces, to ensure the stability of the connection Item Type: PLC Programmable Controller Model: CPU224M-R Material: Plastic Digital Quantity: 14 in 10 out Analog Quantity: 2 in 1 out Power Supply: AC85-265V Program Memory: 36K Data Storage: 20K 2-Channel RS485 communication interface Number of Expansion Modules: 1-7 Compatibility: For Siemens s7-200 series 224XP Baud Rate: Support 9.6, 19.2, 187.5kbps How to Use: 1. Wiring as required 2. Program on demand after connecting the line 1 x Programmable Controller 1 x User Manual