... Field Communicator) or HART® 375 communicator, and, via DE protocol, with the TDCS3000 or 3000X and a database, thus facilitating ... 4 to 20 mA DC), or digital output (DE protocol) is possible.Two-way communication using digital output facilitates self ... range resetting, automatic zero adjustment, and other operations.HART® protocol communication is available. (Option)HART® is a registered trademark of ...