SITRANS LT500 universal level controller: continuous, non-contact, for liquids, slurries, and solids. Monitors level, volume, and volume flow, for virtually any application in a wide range of process industries. Product Type: MultiRanger Level, Volume and Flow (MCERTS class 2 certified) Sensor input type: 4...20 mA input(s) Number of measurement points: Single point version Relay output: 3 relays (2 Form A, 1 Form C), 250 V AC Mounting, enclosure design: Wall mount, 4 entries, M20 cable glands included Type of protection: Ordinary Locations/General Purpose (Non-Ex), cCSAus, cULus, FM, CE, UKCA, RCM. EAC Removable data storage: Included (8GB micro SD) . . Input Voltage: 100 ... 230 V AC