The Chromalox 4081-C0SSR10000 is a versatile and reliable 1/8 DIN single loop temperature and process controller. It features a universal input compatible with various sensor types (Thermocouple, RTD, linear inputs) and provides precise PID or On/Off control. This specific configuration includes a primary Solid State Relay (SSR) drive output for controlling external SSRs and a secondary relay output, often used for alarms or events. With its clear dual LED display showing process value and setpoint, auto-tuning capabilities, and a NEMA 4X/IP65 rated front panel, the 4081 controller is suitable for a wide range of industrial heating and process applications requiring accurate control in demanding environments.