WAGO and Controls [India] Ltd. Offer Programmable Fieldbus Controller with Digital and Analogue Signals. WAGO and Controls [India] Ltd. Supplies Connectors and Terminal Blocks, PCB Type Connectors, Power Supplies, Male-Female Connectors, Din Rail, Markers, Relay-Cards etc. The Programmable Fieldbus Controller with Digital and Analogue Signals combines the functionality of the fieldbus coupler with the functionality of a Programmable Logic Control [PLC]. Programming of the application is performed in accordance with IEC 61131-3. The programmer can access all fieldbus and I/O data. The Programmable Fieldbus Controller with Digital and Analogue Signals are mainly used for Complex applications that can be divided into multiple tasks and also for programmable response in the event of a field bus failure.