The TSD1522 is a 2-channel digital temperature monitoring switch with an adjustable trip point from -40 to +125 degrees Celsius. The TSD1522 is designed to automatically switch a load either on or off depending on the temperature at the sensing point. It can be used for temperature monitoring in various application such as cooling systems, medical equipment, automotive electronics and many more. Features include hysteresis, buzzer pulsation, over-temperature protection, horizontal or vertical mounting and a 10 kilohm thermistor input. Typical applications include heating and cooling systems, medical electrical equipment, automotive, lighting and appliances and consumer electronic products.