36
Table of Alarm Action Type Codes
Absolute
value alarm
Deviation
alarm
Zone alarm
0
1
2
3
4
5
6
7
8
9
10
11
—
—
—
—
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
No alarm
High alarm
Low alarm
High alarm
(with hold)
Low alarm
(with hold)
High alarm
Low alarm
High/Low alarm
High alarm
(with hold)
Low alarm
(with hold)
High/Low alarm
(with hold)
High/Low deviation
alarm
(ALM 1/2 independent action)
High/Low
absolute alarm
High/Low
deviation alarm
High absolute/
Low deviation alarm
High deviation/
Low absolute alarm
Alarm type
Action diagram
ALM1
( )
ALM2
( )
PV
PV
AH
AL
PV
AH
AL
PV
AH
AL
PV
AH
AL
PV
AH
AL
PV
SV
AH
AL
AH
AL
SV
SV
PV
SV
AH
AL
AH
AL
PV
AH
AL
PV
SV
AH
AL
PV
AH
AL
PV
AH
AL
PV
AH
AL
SV
SV
PV
SV
AL
PV
SV
AH
AL
AH
PV
SV
AH
AL
AH
AL