11.1.4 Effect of Sensor Flow Direction Arrow on digital
communications
Flow rates on the transmitter display or reported via digital communications are shown as positive or
negative. The sign depends on the interaction between
Sensor Flow Direction Arrow
and the actual flow
direction.
This interaction affects flow rates shown on the transmitter display, ProLink III, and all other user interfaces.
Actual flow direction
Setting of
Sensor Flow
Direction Arrow
Flow rate value
Transmitter display
Digital communications
Forward (same direction
as Flow arrow on sensor)
With Arrow
Positive (no sign)
Positive
Against Arrow
Negative
Negative
Reverse (opposite from
Flow arrow on sensor)
With Arrow
Negative
Negative
Against Arrow
Positive (no sign)
Positive
11.2 View and acknowledge status alerts
The transmitter posts a status alert whenever one of the specified conditions occurs. You can view active
alerts and you can acknowledge alerts. You do not have to acknowledge alerts: The transmitter will perform
normal measurement and reporting functions with unacknowledged alerts.
Related information
View and acknowledge alerts using the display
View and acknowledge alerts using ProLink III
View alerts using the Field Communicator
11.2.1 View and acknowledge alerts using the display
You can view information about all active or unacknowledged alerts, and you can acknowledge alerts.
The display uses the alert banner and the alert symbol
ⓘ
to provide information about alerts.
Table 11-1: Alert information on display
Display status
Cause
User action
Alert banner
One or more alerts are
active.
Resolve the conditions to clear the alert. When the alert is
cleared or acknowledged, the banner will be removed.
Alert symbol
ⓘ
One or more alerts are
unacknowledged.
Acknowledge the alert. When all alerts are acknowledged,
the alert icon will be removed.
If alert security is enabled, the alert banner is never displayed. To view detailed information, you must use the
alert menu:
Menu
>
(i) Alert List
.
Note
Certain alerts do not clear until the transmitter is rebooted.
Transmitter operation
Configuration and Use Manual
April 2019
MMI-20048166
120
Micro Motion 4200 Transmitters