Chapter 9 Expansion Module 233
PBUS Module
Summarize
PBUS makes SG2, which can’t work in ProfiBus DP network, to work in ProfiBus DP network. At ProfiBus DP
side, PBUS mode is a gateway, a slave node in network. At PLC side, PBUS communicate with SG2 through SG2
COMM. Port, it is point-to-point communication equipment.
PBUS is together with SG2 as one slave equipment in ProfiBus DP network.
PBUS Cell Configuration
①: 2-bit switch (terminal resistance selection)
②: 24V DC power supply port
③: Power indicate light
④: BUS indicate light
⑤: Port connection with SG2
⑥: 8-bit switch (slave node ID set)
⑦: 9-hole PROFIBUS DP socket
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