Section 3 Operation
when the monitored value first exceeds the specified conditions, and will
continue to be indicated until the user clears the alarm. If the user clears the
alarm while the monitored value still exceeds the specified conditions, then
the alarm will be re-latched and continue to be indicated.
Contact Enable -
If the alarm condition is detected and the alarm contact is
enabled, then the alarm contact (Pin 3) is “closed”.
Low Limit -
The value of the monitored value below which is considered an
alarm condition. (This attribute not valid for alarms that monitor a state condi-
tion of the device.)
High Limit -
The value of the monitored value above which is considered an
alarm condition.(This attribute not valid for alarms that monitor a state condi-
tion of the device.)
Alarm Summary -
The following table summarizes the parameters for each
alarm and the respective default values.
36
Alarm
Alarm Low Limit High Limit Error Hours
Code
(%)
(%)
Diagnostic
12
n/a
n/a
n/a
n/a
High Flow
11
n/a
100
n/a
n/a
Low Flow
10
-1
n/a
n/a
n/a
No Flow Indication
9
n/a
n/a
2
n/a
Setpoint Deviation
8
n/a
n/a
10
n/a
Temperature Out of Limits
7
5
60
n/a
n/a
Totalizer Overflow
7
n/a
n/a
n/a
n/a
Internal Power Supply Failure
6
n/a
n/a
n/a
n/a
Valve Drive Out of Limits
3
0
99
n/a
n/a
Device Calibration Due
2
n/a
n/a
n/a
8760
Device Overhaul Due
1
n/a
n/a
n/a
8760
