Safety Considerations Guide for Triconex General ... - ICEWeb
Safety Considerations Guide for Triconex General ... - ICEWeb
Safety Considerations Guide for Triconex General ... - ICEWeb
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96 Index<br />
EX03_shutdown programs 58<br />
external communication, diagnostics 41–42<br />
external faults 34<br />
external write modes 22<br />
F<br />
factors<br />
SIL 4<br />
SIS 5<br />
fault reporting times, diagnostic calculation 39<br />
faults, types of 34<br />
fire and gas systems, guidelines 18<br />
flags, semaphore 41<br />
function blocks<br />
defining <strong>for</strong> safety-critical modules 56<br />
Peer-to-Peer 66–68<br />
SYS_CRITICAL_I/O 81–85<br />
SYS_SHUTDOWN 86–91<br />
SYS_VOTE_MODE 92–94<br />
TR_SEND 66, 68<br />
TR_URCV 66–68<br />
functions, Modbus master 20<br />
G<br />
guidelines<br />
all safety systems 17<br />
burner management systems 18<br />
controllers 19<br />
development 44<br />
disabled output voter diagnostics 20<br />
disabled points alarm 20, 59<br />
Download All command 20<br />
emergency shutdown systems 18<br />
fire and gas systems 18<br />
<strong>for</strong> controller 19<br />
maintenance overrides 24–27<br />
Modbus master functions 20<br />
Peer-to-Peer communication 20–22<br />
programming permitted alarm 59<br />
remote access alarm 59<br />
response time 20, 59<br />
safety system boundary 27<br />
safety-critical modules 19<br />
safety-shutdown systems 20<br />
scan time 20, 59<br />
SIL fire and gas 23<br />
SILs 22–23<br />
H<br />
hazard and risk analysis 5<br />
HAZOP 5, 6<br />
I<br />
I/O modules<br />
alarms 40<br />
processing 40<br />
system-critical 49<br />
IEC 61508, parts 1–7 12<br />
infinite loops 45<br />
input module alarms<br />
analog 36<br />
digital 37<br />
input module diagnostics<br />
analog 36<br />
digital 37<br />
pulse 38<br />
internal faults 34<br />
L<br />
layers, protection 3, 5<br />
M<br />
main processors<br />
diagnostics 40<br />
system attributes 41<br />
Tribus 40<br />
maintenance overrides<br />
design requirements <strong>for</strong> handling 25<br />
documentation of 26<br />
guidelines 24–27<br />
operating requirements <strong>for</strong> handling 26<br />
serial communications 24<br />
Modbus master functions 20<br />
modes, operating 35–36<br />
module alarms<br />
analog input 36<br />
analog output 37<br />
digital input 37<br />
digital output 38<br />
I/O 40<br />
pulse input 38<br />
solid-state relay output 38<br />
module diagnostics<br />
analog input 36<br />
analog output 37<br />
digital input 36<br />
digital output 37<br />
pulse input 38<br />
solid-state relay output 38<br />
modules<br />
safety-critical 19<br />
shutdown programs <strong>for</strong> all safety-critical I/O 49–52<br />
shutdown programs <strong>for</strong> some safety-critical I/O 53–<br />
55<br />
<strong>Safety</strong> <strong>Considerations</strong> <strong>Guide</strong> <strong>for</strong> <strong>Triconex</strong> <strong>General</strong> Purpose v2 Systems