CJC Siemens PLC Programming Cable S7-200/300/400 Data Download Line ES7972-0CB20-0XA0, USB/MPI PC Adapter USB Cable

7972-0CB20-OXAO is an industrial design optical isolation circuit with surge protection and lightning protection for USB port and RS485 port, suitable for Siemens S7-300/400 and S7-200 series PLCs. Various protection measures in the circuit ensure the safe operation of the system. Features and technical indicators: support software version STEP7 V5.2 and above, STEP7 Micro /Win 4.0 and above. MPI baud rate 19.2Kbps, 187.5Kbps. PPI baud rate 9.6Kbps, 19.2Kbps, 187.5Kbps. The MPI port automatically adapts to the communication rate of 19.2Kbps and 187.5Kbps, 500Kbps, 1.5M Kbps DP master communication. PC Adapter USB is an opto-isolated adapter for industrial design. The USB and RS485 interfaces are protected against surges and lightning strikes. It supports hot swapping. Applicable to S7-300/400/200 series PLC. Photoelectric isolators are referred to as optocouplers, and optocouplers use light as the medium for transmitting electrical signals. It has a good isolation effect on input and output electrical signals. Working temperature: -20-+75°C, long-distance communication, communication distance 1000m (RS485 terminal, baud rate 187.5Kbps)