Rockwell Automation 1785-LTx,D17856.2.1 Classic PLC-5 Programmable Controllers Users Manual User Manual
Page 184
Index
I–6
chassis backplane, with PLCĆ5 processor,
chassis configuration plug, for power
supply,
SW1 for PLCĆ5/10, Ć5/12, Ć5/15, Ć5/25
processor, for adapterĆmode
processor, in PLCĆ2/20 system,
SW1 for PLCĆ5/10, Ć5/12, Ć5/15, Ć5/25
processors
for adapterĆmode processor
in PLCĆ2/30 system,
in PLCĆ3 system 4Ćword groups,
in PLCĆ3 system 8Ćword groups,
in PLCĆ5/250 system 4Ćword groups,
in PLCĆ5/250 system 8Ćword groups,
in scannerĆmode system,
in sub I/O scannerĆmodule system,
in VME system,
for DH+ and adapter/scanner mode,
SW3 for PLCĆ5/10, Ć5/12, Ć5/15, Ć5/25
processors, terminate link,
symbolic address,
system layout
backpanel,
environment,
protecting processor,
T
terminate link, switch setting SW3,
PLCĆ5/10, Ć5/12, Ć5/15, Ć5/25
throughput
calculating,
components of,
defined,
I/O backplane transfer time,
processor scan time,
remote I/O scan time,
timeĆdriven interrupts. See STIs
timing
See also throughput
blockĆtransfer data
during logic scan,
to processorĆresident I/O,
to remote I/O,
calculating,
direct elements, PLCĆ5/10, Ć5/12, Ć5/15,
Ć5/25 processors,
discreteĆtransfer data
during I/O scan,
to processorĆresident I/O,
to remote I/O,
I/O scan,
indirect elements, PLCĆ5/10, Ć5/12, Ć5/15,
Ć5/25 processors,
instruction, bit and word for PLCĆ5/10,
Ć5/12, Ć5/15, Ć5/25 processors,
instructions,
program constants,
program scan,
I/O scan housekeeping,
immediate I/O,
transmission rates, DH+ link,
trunkline/dropline connection, DH+ link,
U
understanding terms
blockĆtransfer data,
discreteĆtransfer data,
processorĆresident local I/O chassis,
processorĆresident local I/O,
remote I/O chassis,
remote I/O link,
W
waiting, program state,