6ES7288-1ST20-0AA1 Siemens S7-200 SMART CPU ST20 PLC Controller | Price in India

Q: What is the difference between the ST20 and SR20 models?A: The ST20 (this model) uses Transistor outputs (DC) which are required for high-speed switching and pulse control, while the SR20 uses Relay outputs (AC/DC) for higher current switching but slower speeds.

Q: Do I need a special cable to program this?A: No, because it has an integrated Ethernet port, you can use a standard CAT6 network cable for programming and commissioning.

Q: Is this product in stock?A: This is a high-demand item often available as ready stock in Noida for quick dispatch.