Emerson AMS Trex Device Communicator User Manual page 168

Fieldbus Diagnostics application
September 2021
5.12.1
5.12.2
5.12.3
168
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View or hide the minimum, maximum, and average
values for a measurement
The minimum, maximum, and average values are displayed on the Details screen. By
default, these values are displayed.
Procedure
1. On the Fieldbus Diagnostics Overview screen, tap Settings.
2. Tap the Show Min Max Avg box to show or hide these values.
View or hide the device tags when online
When you tap Go Online on the Fieldbus Diagnostics Overview screen, the Trex unit is able
to display the tag for the connected device and/or host system. However, you can hide
these tags if you do not want the Trex unit to query a device for its identification.
Procedure
1. On the Fieldbus Diagnostics Overview screen, tap Settings.
2. Tap Device Tags (when online).
3. Select one of the following options.
Option
Fieldbus Host and Devices
Fieldbus Devices Only
No Tags
4. Tap OK.
Set the number of measurements to average
You can set the number of measurements to average for the DC voltage, noise, and signal
level measurements. The option below applies to all three measurements; you cannot set
a different number of averages for each measurement.
By default, the Fieldbus Diagnostics application averages the ten most recent
measurements. The average value is displayed on the Details screen.
Procedure
1. On the Fieldbus Diagnostics Overview screen, tap Settings.
2. Tap # of Measurements to Avg.
3. Enter the number of measurements to average between 0 and 100.
The default value is 10.
4. Tap OK.
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Description
Display the tags for the host on the fieldbus
segment and the devices.
Display only the tags from the devices.
Display no tags.
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