| The actuator sensor interface is an open, multi-vendor bus system. It connects actuators and sensors with PLCs. Data and supply voltage are transmitted over a 2-wire cable. |
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| The AS-interface system supersedes conventional and expensive parallel wiring and replaces it with a serial field bus, which allows connection of all the stations of an automation system. |
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| The Siemens portfolio covers products for Master, Slaves, Power Supplies and accessories, as well as components for AsIsafe, which enables the integration of fail-safe components to an AS-Interface network. |