Incoming and outgoing RS485 cable shield wires should be connected together, but must not be connected to the D-100. 11451 Belcher Road South, Largo, FL 33773 • USA • Tel +1 (727) 447-6140 • Fax (727) 442-5699 • sales@onicon.com D-100-P1 Flow Display Manual 03/18 - 0660-5 / 18343...