Emerson Micro Motion 3711 Configuration And Use Manual page 67

Gas flow computers
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Configuring Volumetric Flow Measurement
Table 6-7
Alarms parameters
Parameter
Description
Flow Alarms
• Enabled: Flow alarms will be written to the 3711 alarm log,
and reported through RBX alarming if RBX alarming is
enabled.
• Disabled: Flow alarms are not written to the 3711 alarm log or
reported through RBX alarming.
Low Alarm
Specify the value at which a low alarm will be posted. The alarm
will be posted if the instantaneous flow rate meets or drops
below this value.
High Alarm
Specify the value at which a high alarm will be posted. The
alarm will be posted if the flow rate meets or goes above this
value.
RBX Alarming
Specifies the type of Report By Exception alarming for flow
alarms:
• Disabled – No RBX alarming.
• On Alarm Set – RBX alarm generated when flow enters an
alarm condition.
• On Alarm Clear – RBX alarm generated when flow leaves an
alarm condition.
• On Alarm Set and Clear – RBX alarm generated when flow
enters an alarm condition and when flow leaves an alarm
condition.
Configuration and Use Manual
Comments
Flow alarms are defined by the
values specified for Low Alarm and
High Alarm on this panel.
If pressure compensation is
enabled, the alarm is based on the
compensated flow rate.
If pressure compensation is
enabled, the alarm is based on the
compensated flow rate.
If RBX Alarming is enabled, the
communications port must be
configured for RBX alarming. See
.
Section 4.6
59

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