Endress+Hauser RIA 250 - Alarm set points;fault monitoring

5.4 Alarm set points/fault monitoring
If the unit is fitted with the alarm relay option then in addition to
the two LEDs each set point is also allocated an alarm relay
with a changeover contact.
On an alarm condition and fault the allocated relay switches to
its idle position.
The following description is valid for the alarm set points
LIM1
and LIM2
Parameter Setting up selections
Default
settings
Actual
Operation mode
MODE1 / MODE2
Selection of operation
mode of the alarm set
points and fault monitor
OFF Set point and fault
monitor inactive
MIN Minimum safety:
Event message on
undercutting the set
point and in fault
condition.
MAX Maximum safety:
Event message on
exceeding the set
point and in fault
condition.
ALARM Event message only
in fault condition, no
set point monitor.
MIN- Minimum safety:
Event message once
the switch threshold
is undercut.
MAX- Maximum safety:
Event message once
the switch threshold
is exceeded.
OFF
Set point
SETP1 / SETP2
Enter the set point Value:
-19999 to 99999
0,0
Hysteresis
HYST1 / HYST2
Enter the set point
hysteresis
Value:
-19999 to 99999
0,0
LIM1 /
LIM2
Process display
58
EN-RIA02.CHP
Thu Jan 11 14:04:43 2001
Farbprofil: Deaktiviert
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