KH130 is a intelligent single channel bargarph process indicator, high-accuracy measurement and data acquisition compatible; universal input such as thermocouple, thermal resistance, current and voltage, can measure accurately and control temperature, pressure, liquid level, gravity, instantaneous flow and others; adopts SMT technology, modular structure output functions such as relay, SSR, SCR, auxiliary power supply for sensors output, retransmission, print and communication etc, easy and flexible to configuration. The alarm output can be set as HA, HHA, LA, LAA flexibly. Modern universal MODBUS communication protocol is available for remote communication with maximum baud rate 19200 bit/s.