Automation Products Group's RST-50014 Input Controller
RST-5001 network and web-enabled 4-20 mA input controller is compatible with any 4-20 mA device, and sends email and text message alerts when user-defined limits are reached. It can be powered via either a standard 24 VDC supply or PoE. Conversion options include volume, level, distance, weight or user-defined units. No special programming software is required.