SFAR-S-16DIAbout the product SFAR S 16DI has 16xDI (Digital Inputs). Digital Inputs can work as fast pulse counter up to 1 kHz and support PNP or NPN input types. Every single input is isolated from power supply and RS485 with use of opto isolators. Built in RS485 interface allows to easy connection over Modbus RTU ASCII protocol with a PLC makes the modules an external I O. The use of 32 bit ARM core processor provides fast processing and communication with the