The TC-48 series is a capable 6-digit multifunction programmable preset Timer/Counter/Tachometer with a communication interface. It has RS-232, RS-485, RS-422 Serial Communications and supports Modbus convention. This arrangement might be associated with a PC for programming and logging of information. Its timer has 10 output modes, 10 timing extends 3 series and its counter has 12 output and 5 input modes in 6 series and scaling for showing of particular units or lengths while the Tachometer showcases rate for every second (Hz) and has 4 output modes.