What is AS-i Link?
It is a field proven standard for discrete (On/Off) actuators and sensors and stands for Actuator Sensor Interface. Although more complex netwoeks may be used in this role, AS-i is optimally suited for this level. Because of its proven reliability, wide range of bus interfaces and huge installed base, it is well accepted throughout the world at this level. Proven benefits include: Installation cost savings of over 35%; dramatic wiring and I/O space reduction; field devices easily added or removed; simple structure allows for easy installation and operation; ease of comprehending.