Micropilot NMR84
Commissioning
Hauser
73
9.4.11 Configuration of the alarms (limit evaluation)
A limit evaluation can be configured for up to 4 tank variables. The limit evaluation issues
an alarm if the value exceeds an upper limit or falls below a lower limit, respectively. The
limit values can be defined by the user.
A
B
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
10
10
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Principle of the limit evaluation
A
Alarm mode = On
B
Alarm mode = Latching
1
HH alarm value
2
H alarm value
3
L alarm value
4
LL alarm value
5
HH alarm
6
H alarm
7
L alarm
8
LL alarm
9
"Clear alarm" = "Yes" or power off-on
10 Hysteresis
The limit evaluation is configured in the
Alarm 1 to 4
submenus.
Navigation path: Setup → Advanced setup → Alarm → Alarm 1 to 4
For
Alarm mode
=
Latching
all alarms remain active until the user selects
Clear
alarm
=
Yes
or the power is switched off and on.
Make sure to also configure the parameter
"Hysteresis" parameter
accordingly,
depending on tank variable and unit used.
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