1、MULTIPLE FUNCTION: Integrate 2 communication ports, both support PPI communication, can expand up to 7 IO modules, support 256 channels of digital and 64 channels of analog. 2、PID CONTROL: High speed computing and processing capabilities, simple and flexible PID sub function, can facilitate users to achieve more PID control. 3、POWER DOWN KEEP: Adopt for FLASH technology to keep power off for a long time, for AES iterative encryption algorithm, protect users intellectual property rights. 4、RS485 PORTS: The industrial controller has 2 RS485 standard PPl communication ports, the PPI baud rate is 9.6K, 19.2K and 187.5kbps, and the free port baud rate is 1.2k-115.2kbps. 5、APPLICABLE SCENES: Relay type PLC industrial controller is compatible for S7-200 host, compact in structure, simple in wiring, widely used in industrial automation equipment. Item Type: Industrial Controller Material: ABS, PCB Power Consumption: 17W Program Memory: 24K Data Memory: 10K (can be kept for 10 years when power off) Local Digital Input: 24 inputs Local Digital Output: 16 outputs Digital IO Image Area: 256 (128 input 128 output) Analog IO Image Area: 64 (32 input 32 output) Maximum Allowable Expansion IO Modules: 7 modules Pulse Catch Output: 24 High Speed Counter Total Number: 6 Single Phase Counter: 6, each 30KHz 2 Phase Counter: 4, each 20KHz Timer Total Number: 256 total, 4 1ms, 16 10ms, 236 100ms Counter Total Number: 256 Internal Memory Bits Retentive: 256 Time Interrupt: 2 1ms resolution Edge Interrupt: 4 rising edges, 4 falling edges Analog Potentiometers: 2 x 8 bit resolution Clock: Built in Interface: 2 RS485 standard PPl communication ports PPI Baud Rate: 9.6K, 19.2K and 187.5kbps Free Port Baud Rate: 1.2K to 115.2kbps Maximum Electricity Payment Length of Each Section: Using Isolated Repeaters: 187.5kbps up to approx. 1000 meter / 3280.8ft, 38.4kbps up to approx. 1200 meter / 3937ft Without Isolated Repeater: Approx. 50 meter / 164ft Maximum Station Number: 32 stations per segment, 126 stations per network Maximum Master Station Number: 32 Point to Point (PP Master Mode): Yes 1 x Industrial Controller