A portable monitoring system comprising: a secondary bus ; a first monitoring circuit detachably coupled to the secondary bus , the first monitoring circuit configured to: receive, from a first bus via a node of a conditioning monitoring circuit comprising one or more gates , a first beacon packet of a monitoring system of an industrial machine , characterized in that the first beacon packet includes a first system frame schedule indicative of a plurality of time slices during which a plurality of data packets are configured to be broadcasted on the first bus of the monitoring system ; determine, a first set of time slices of the plurality of time slices during which a first set of data packets including data characterizing one or more predetermined operational parameters are broadcasted on the first bus ; and transfer the first set of data packets from the first bus to the first monitoring circuit by activating the one or more gates in the node of thr conditioning monitoring circuit during a first set of time slices of the plurality of time slices, wherein the one or more gates are configured to prevent transfer of an outgoing data packet to the first bus . a secondary bus ; a first monitoring circuit detachably coupled to the secondary bus , the first monitoring circuit configured to: receive, from a first bus via a node of a conditioning monitoring circuit comprising one or more gates , a first beacon packet of a monitoring system of an industrial machine , characterized in that the first beacon packet includes a first system frame schedule indicative of a plurality of time slices during which a plurality of data packets are configured to be broadcasted on the first bus of the monitoring system ; determine, a first set of time slices of the plurality of time slices during which a first set of data packets including data characterizing one or more predetermined operational parameters are broadcasted on the first bus ; and transfer the first set of data packets from the first bus to the first monitoring circuit by activating the one or more gates in the node of thr conditioning monitoring circuit during a first set of time slices of the plurality of time slices, wherein the one or more gates are configured to prevent transfer of an outgoing data packet to the first bus . receive, from a first bus via a node of a conditioning monitoring circuit comprising one or more gates , a first beacon packet of a monitoring system of an industrial machine , characterized in that the first beacon packet includes a first system frame schedule indicative of a plurality of time slices during which a plurality of data packets are configured to be broadcasted on the first bus of the monitoring system ; determine, a first set of time slices of the plurality of time slices during which a first set of data packets including data characterizing one or more predetermined operational parameters are broadcasted on the first bus ; and transfer the first set of data packets from the first bus to the first monitoring circuit by activating the one or more gates in the node of thr conditioning monitoring circuit during a first set of time slices of the plurality of time slices, wherein the one or more gates are configured to prevent transfer of an outgoing data packet to the first bus . <EOS>