akYtec | Faq | PROCESS DISPLAYS | Can I use the SMI2 with an Arduino board or a PLC from any company? Can I use the SMI2 with an Arduino board or a PLC from any company? Our SMI2 can be used with any PLC that has an RS485 port and supports the Modbus ASCII/RTU protocol. SMI2 PROCESS DISPLAYS Rate the answer? You rated this of 5 | Total rating: 0.0 Back to All Topics