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GFK-0467K Index Index-3
EXP, 4-37
Exponential functions, 4-37
power of e, 4-37
power of X, 4-37
EXPT, 4-37
External I/O failures, 3-2
F
Fatal faults, 3-4
communications failure during store, 3-16
corrupted user program on power-up, 3-13
option module software failure, 3-11
PLC CPU system software failure, 3-14
program block checksum failure, 3-11
system configuration mismatch, 3-10
Fault action, 3-4
diagnostic faults, 3-4
fatal faults, 3-4
I/O fault action, B-11
informational faults, 3-4
PLC fault action, B-5
fault actions, 3-8
Fault category, 3-17
Fault description, 3-17
Fault effects, additional, 3-5
Fault expanations and correction, 3-1
Fault explanation and correction
I/O fault group, B-10
interpreting a fault, B-1
PLC fault group, B-4
Fault explanations and correction
accessing additional fault information, 3-6
addition of I/O module, 3-18
application fault, 3-12
communications failure during store, 3-16
constant sweep time exceeded, 3-12
corrupted user program on power-up, 3-13
fault category, 3-17
fault description, 3-17
fault handling, 3-2
fault type, 3-17
I/O fault table, 3-5
I/O fault table explanations, 3-17
loss of I/O module, 3-17
loss of, or missing, option module, 3-8
low battery signal, 3-11
no user program present, 3-13
non-configurable faults, 3-8
option module software failure, 3-11
password access failure, 3-13
PLC CPU system software failure, 3-14
PLC fault table, 3-5
PLC fault table explanations, 3-7
program block checksum failure, 3-11
reset of, addition of, or extra, option module,
3-9
system configuration mismatch, 3-10
Fault group, B-4, B-10
Fault handling, 3-2
alarm processor, 3-2
fault action, 3-4
Fault references, 3-4
definitions of, 3-5
Fault type, 3-17
Faults, 3-2
accessing additional fault information, 3-6
actions, 3-8
addition of I/O module, 3-18
additional fault effects, 3-5
application fault, 3-12
classes of faults, 3-2
communications failure during store, 3-16
constant sweep time exceeded, 3-12
corrupted user program on power-up, 3-13
error codes, B-5
explanations and correction, 3-1
external I/O failures, 3-2
fault action, 3-4
I/O fault action, B-11
I/O fault group, B-10
I/O fault table, 3-3, 3-5
I/O fault table explanations, 3-17
internal failures, 3-2
interpreting a fault, B-1
loss of I/O module, 3-17
loss of, or missing, option module, 3-8
low battery signal, 3-11
no user program present, 3-13
operational failures, 3-2
option module software failure, 3-11
password access failure, 3-13
PLC CPU system software failure, 3-14
PLC fault action, B-5
PLC fault group, B-4
PLC fault table, 3-3, 3-5
PLC fault table explanations, 3-7
program block checksum failure, 3-11
references, 3-4
reset of, addition of, or extra, option module,
3-9
system configuration mismatch, 3-10
system reaction to faults, 3-3
Faults, interpreting, B-1
Flash protection on 350 and 360 series CPUs,
2-14
Floating-point numbers, E-1
entering and displaying floating-point numbers,
E-5
errors in floating-point numbers and operations,
E-6
internal format of floating-point numbers, E-3
values of floating-point numbers, E-4
Function block parameters, 2-28