GammaDue series is offered in sizes from 1/32 DIN to 1/4 DIN. Features of the PC-configurable instruments include analog or digital inputs, and relay, solid-state relay, solid-state relay drive, milliamp and voltage outputs. Serial communications is included for Modbus and Profibus DP protocols. The integration of Modbus Master with the mathematical package allows the top-range instrument to receive, process and send data to other of the company's controllers or controllers equipped with Modbus slave serial communications. An optional memory chip allows data copying or archiving.