Yokogawa EJX930A - Manual (Page 63)

<8. Device Information>
8-6
IM 01C25T02-01E
Table 8.11 Action of each parameters in failure mode related Function block
ALARM
Display
Cause of Alarm
Object
block
BLOCK_ERR OUT.STATUS
AL.30
HI.HI
LO.LO
Hi_Hi or Lo_Lo Alarm occurs in AI1
Function block
AI1 — Depends on specified High High(Lo Lo)
Priority (*1)
AL.31
HI.HI
LO.LO
Hi_Hi or Lo_Lo Alarm occurs in AI2
Function block
AI2 — Depends on specified High High(Lo Lo)
Priority (*1)
AL.32
HI.HI
LO.LO
Hi_Hi or Lo_Lo Alarm occurs in AI3
Function block
AI3 — Depends on specified High High(Lo Lo)
Priority (*1)
AL.33
HI.HI
LO.LO
Hi_Hi or Lo_Lo Alarm occurs in PID
Function block
PID — Depends on specified High High(Lo Lo)
Priority (*1)
AL.43
AI O/S
AI1 block is O/S mode AI1 Out-of-Service BAD-Out of Service
AL.44
AI O/S
AI2 block is O/S mode AI2
AL.45
AI O/S
AI3 block is O/S mode AI3
AL.46
NO.SCHD
AI1 block is not scheduled AI1 HOLD HOLD
AL.47
NO.SCHD
AI2 block is not scheduled AI2
AL.48
NO.SCHD
AI3 block is not scheduled AI3
AL.70
PID O/S
PID.MAN
NO.SCHD
PID block is not scheduled or is MAN,
O/S mode
PID Depends on cause of Alarm Depends on cause of Alarm
AL.71
SC O/S
SC MAN
NO.SCHD
SC block is not scheduled or is MAN,
O/S mode
SC Depends on cause of Alarm Depends on cause of Alarm
AL.72
IT O/S
IT MAN
NO.SCHD
IT block is not scheduled or is MAN,
O/S mode
IT Depends on cause of Alarm Depends on cause of Alarm
AL.73
IS O/S
IS MAN
NO.SCHD
IS block is not scheduled or is MAN,
O/S mode
IS Depends on cause of Alarm Depends on cause of Alarm
AL.74
AR O/S
AR MAN
NO.SCHD
AR block is not scheduled or is MAN,
O/S mode
AR Depends on cause of Alarm Depends on cause of Alarm
AL.90
AI SML
Simulation function of AI1 block is
active
AI1 Simulate Active Specified Status
AL.91
AI SML
Simulation function of AI2 block is
active
AI2 Simulate Active Specified Status
AL.92
AI SML
Simulation function of AI3 block is
active
AI3 Simulate Active Specified Status
AL.93
AI MAN
AI1 block is MAN mode AI1 — Depends on setting condition of
STATUS_OPT Limit Status:Constant
AL.94
AI MAN
AI2 block is MAN mode AI2 — Depends on setting condition of
STATUS_OPT Limit Status:Constant
AL.95
AI MAN
AI3 block is MAN mode AI3 — Depends on setting condition of
STATUS_OPT Limit Status:Constant
(*1) Priority:
0 = the associated alert will never occur.
1 = the associated alert is not sent as a notification. If the priority is above 1, then the alert must be reported.
2 = Block alarm and update event have a fixed priority of 2.
3-7 = advisory alarms (PV.STATUS = Active Advisory Alarm)
8-15 = critical alarms (PV.STATUS = Active Critical Alarm)