Precision Digital PD570 - Manual (Page 24)

U
SP
U
SP
DEV
DEV
+
S
ALM.H
-
S
ALM
S
ALM
W ON
ON X
High Limit
Deviation
Alarm
PV High
Limit Alarm
PV
W OFF
PV
OFF X
PV Low
Limit Alarm
DB
DB
ON X
+
U
SP
S
ALM.H
DEV=0
W OFF
DB
Low Limit
Deviation
Alarm
W ON
- +
U
SP
S
ALM.L
OFF X
DB
High and Low
Limit Deviation
Alarm
W ON
-
S
ALM.L
OFF X
DB
DEV
High and Low
Limit Range
Deviation
Alarm
ON X
W OFF
DB
DEV
S
ALM.L
-
ON X
W OFF
DB
W ON
+
S
ALM.H
OFF
X
DB
DEV=0
Fig 6: Alarm Operation
Operation
No. Alarm Type
Standby
1
2
3
4
5
6
High and Low Limit Deviation Alarm 7
High and Low Limit Range Deviation Alarm 8
9
10
11
12
13
14
15
16
17
18
19
20
Absolute Value High Limit Alarm
Absolute Value Low Limit Alarm
High Limit Deviation Alarm
Low Limit Deviation Alarm
High Limit Deviation Alarm
Low Limit Deviation Alarm
Absolute Value High Limit Alarm
Absolute Value Low Limit Alarm
Absolute Value High Limit Alarm with Standby
Absolute Value Low Limit Alarm with Standby
High Limit Deviation Alarm with Standby
Low Limit Deviation Alarm with Standby
High Limit Deviation Alarm with Standby
Low Limit Deviation Alarm with Standby
High and Low Limit Deviation Alarm with Standby
High and Low Limit Range Deviation Alarmwith Standby
Absolute Value High Limit Alarm with Standby
Absolute Value Low Limit Alarm with Standby
For
3
3
3
3
3
3
3
3
3
3
3
3
Rev
3
3
3
3
3
3
3
3
On
3
3
3
3
3
3
3
3
3
3
Off
3
3
3
3
3
3
3
3
3
3
Display Data
AH.F
AL.F
DH.F
DL.F
DH.R
DL.R
DO.F
DI.F
AH.R
AL.R
AH.FS
AL.FS
DH.FS
DL.FS
DH.RS
DL.RS
DO.FS
DI.FS
AH.RS
AL.RS
Table 3: Alarm Selection
PD570 Series Nova Process and Temperature Limit Controller Instruction Manual
24