Bus node CPX-FB13 for modular electrical terminal CPX. Dimensions W x L x H=(* (including interlinking block), * 50 mm x 107 mm x 50 mm), Fieldbus interface=(* Sub-D plug, for self-assembly, * Sub-D socket, 9-pin, * 2x M12x1, 5-pin, B-coded), Device-specific diagnostics=(* Channel and module-orientated diagnostics, * - Undervoltage of modules, * - Diagnostic memory), Communication types=(* DPV0: cyclical communication, * DPV1: Acyclic communication), Configuration support=Device database file