The displays connect to the PT Azure Signature series weighing indicators and transmitters with continuous output and offer clear display of weight at extended viewing distances where the operator cannot be near the weight controller. 

The RD5 and RD6 have industrial type robust stainless steel housings designed especially for outdoor installations. A large ( 57mm and 100mm respectively) bright high-efficiency LED display supported by an included sun visor provides excellent readability. Various serial data interfaces (RS-232C, RS-485 and 20mA CL) with automatic sensing are provided for transmission distances to 300 meters.