Practical Industrial Data Networks:Design, Installation and ...

Index 421fiber optics:continuity tester, 89optical power meter, 89optical source, 89optical time domain reflectometer(OTDR), 89Foundation Fieldbus (FF), 215Modbus, 109Modbus Plus, 119Profibus:built-in diagnostics, 197bus monitors, 197–8configuration utilities, 196–7D-type connectors with built-interminators, 196handheld testing device, 195–6TCP/IP:hardware-assisted protocol analyzers, 273software protocol analyzers, 273third party utilities, 272utilities, 272Transmission control protocol/Internet protocol(TCP/IP), 15, 237, 239, 240host-to-host layer, 259TCP, 270–1UDP, 271–2internet layer, 259–69overview, 257–9process/application layer, 259transport layer problems:incorrect port number, 276no connection established, 275troubleshooting, 272common problems, 272duplicate IP addresses, 274host unable to obtain assignedaddress, 273incorrect network ID, 274incorrect subnet mask, 274incorrect/absent default gateway/s,274–5IP address of device not known,275MAC address of device not known touser, 275not properly installed on local host, 273remote host not reachable, 273reserved IP addresses, 273–4tools, 272–3transport layer problems, 275–6typical network layer problems, 273–5wrong IP address, 275see also Internet layer protocols (packettransport)Triacs, 30Troubleshooting, 18AS-i, 152–4baseline report, 18Data Highway Plus/DH485 protocol, 134–6deviations, 19DeviceNet, 174–80documentation as critical, 18EIA-232, 42–52EIA-485, 58–68fast Ethernet, 256faulty communication interfaces:EIA-232 driver, 113EIA-232 receiver, 113EIA-485 driver, 113EIA-485 receiver, 113–14software related problems, 114fiber optics, 88–95Foundation Fieldbus (FF), 210–15gigabit Ethernet, 256highway addressable remote transducer(HART), 144mis-wired communication cabling:EIA-232 wiring for 3-wire point-to-pointmode, 110–11EIA-485 wiring for 2-wire, multidrop modeonly, 111–12EIA-485/EIA-422 wiring for 4-wire,repeat/multidrop modes, 111grounding, 112–13Modbus, 110–14Modbus Plus, 118–23problems/solutions, 17–18radio/wireless communications, 297simplify network, 18specific methodology, 19switched networks, 255–6TCP/IP, 272–6University of Hawaii, 216Unshielded twisted pair (UTP), 236Ethernet problems, 246damaged RJ-45 connectors, 248excessive untwists, 248hydra cables, 248incorrect cable type, 247incorrect wire system components, 247incorrect wire type (solid/stranded), 247straight vs crossover cable, 247–8stubs, 248T4 on 2 pairs, 249User datagram protocol (UDP), 271–2Virtual LANs (VLANs), 238Xerox Corporation, 216