Schneider Electric 890USE17700 - Manual (Page 14)

Introduction
14 890USE17700 April 2004
Structural
Overview The following figure illustrates the multiple roles of the NIM. The figure provides a
network view and a physical representation of the island bus:
1 fieldbus master
2 external 24 VDC power supply, the source for logic power on the island
3 external device connecting to the CFG port—a computer running the Advantys
configuration software or an HMI panel
4 power distribution module (PDM)
5 island node
6 island bus terminator plate
7 other nodes on the fieldbus network
8 fieldbus network terminator (if required)