Metso Automation Oy

Markus Hauhia

Jouni Pyötsiä

Mika Kreivi

The invention relates to device diagnostics in industrial processes comprising field devices employing a field bus. A remote diagnostics device () is placed in connection with a process device (), separate from the field devices and the field bus. The remote diagnostics device comprises diagnostics electronics which collects diagnostics data relating to the process device, and a transmitter part for wireless () transmission of the diagnostics data to a near-by field device. The field device comprises a receiver part () for wireless () reception of the diagnostics data from said remote diagnostics device (). A field device control unit () analyses the received diagnostics data and transmits a diagnostics report over a field bus interface () and the field bus to a diagnostics computer.

Growing community of inventors

Shanghai, China

Markus Hauhia