AI series universal intelligent indicator is designed for a service life of over 10 years and has 3-year free warranty. Suitable form ensuring and displaying temperature, pressure, flow, level, humidity, etc. Widely used in electricity, chemical, metallurgy, food processing and other industries. Features: With functions of digit calibrating, digital filtering, and thermocouple cold junction auto compensating, which is easy operated. Support high accuracy retransmission output with accuracy up to 14-bit D/A and temperature drift less than 100PPm/Degree C. Support RS485 communication interface, widely used for AIDCS, split paperless recorder and touch screen control system.