Troubleshooting
an accurate measurement. The validity alarms for pressure and temperature indicate that
the value is above or below the alarm limits for these values. Red and green are the only
colors used for this alarm.
2.1.6
Comms alarm
The Comms alarm indicates that communications between Daniel MeterLink and the
meter failed. This could be due to a poor communication link. Daniel MeterLink continues
to retry communications. Red and green are the only colors used for this alarm.
2.1.7
Communications
The Communications Analyzer (via Daniel MeterLink Tools> Menu>Communications Analyzer
menu path) displays communications between Daniel MeterLink and the ultrasonic meter.
This utility is useful for troubleshooting communications to the meter. It displays many of
the TCP/IP commands between Daniel MeterLink and the connected meter.
For troubleshooting communications with the 475 Field Communicator for the HART
Protocol, refer to Section 5 of the Emerson 475 Field Communicator User's Manual, Rev D.
This manual may be downloaded from the following location:
http://www2.emersonprocess.com/en-US/brands/Field-Communicator/Pages/
Support.aspx
For troubleshooting communications with AMS Device Manager, refer to the help
documentation and support at the following web site:
http://www2.emersonprocess.com/en-US/brands/amssuite/amsdevicemanager/Pages/
AMSDeviceManager.aspx
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Gas Ultrasonic Flow Meter