"All in one electric meter", TransData's newest revenue metering option, the U-Com communications board can make your life easier by presenting the widest variety of communication modes for both billing and SCADA DNP3 metering applications. Our virtual onboarding customer training process is designed to make you feel very comfortable and confident in using the software to quickly switch between Verizon, AT&T, ten port Ethernet, Serial RS232/RS485, DNP3, Modbus RTU, and Modbus TCP/IP all in one meter offering the widest range of communication options.ABACUS A9U Probe Update - TransData is the new home and now manufacturing and selling the the Abacus A9U optical probe factory direct.