Carlo Gavazzi, Inc. CLP4MA2A115Product Attribute Attribute Value Controller Type Liquid Level Supply Voltage 115 VAC Overview Carlo Gavazzi CLP Series Conductive Level Controller Carlo Gavazzi CL series microprocessor based level controller for liquids with a wide sensitivity range (like sewage water, chemicals, salt water etc.). The controller has a separate output for alarm indication in case of a tank running dry or if an overflow condition occurs.