Section 4: Configuring a 3818 LNG Meter

Daniel 3818 LNG Liquid Ultrasonic Meter Installation Manual

May 2012

3-9000-771 Rev A

 

 

h.Click the Service ToolsTrends tab to display the device variables (uncorrected volume flow rate, pressure and temperature) trends.

Figure 4-20 AMS Device Manager - Service Tools Trends

Primary and Secondary variables display real-time uncorrected volume flow rate trends. The third and fourth variables charts displays trends for temperature and pressure.

15.Click the Service ToolsRoutine Maintenance tab. Click Analog Output 1 Trim to perform a digital to analog trim adjustment of the first milliamp output. The 4mA and 20mA output current values should equal the plant’s standard values. Click Yes to confirm the configuration changes. Repeat this step to trim Analog Output 2 current. Click Apply to write the output trim values to the meter. Click OK to navigate back to the Service Tools page.

16.Click the Service ToolsZero Calibration tab. See AMS Device Manager - Guided Setup Step 6. to configure the zero flow parameters.

17.After you have changed and written the configuration changes to the meter do the following:

a.Enable the Write Protect switch on the CPU Module to protect the meter’s configuration.

b.Replace the end cap and if required, apply security seals through the endcap holes and through the hex head bolts that secure the Bracket/Cover to the Base enclosure.

Note: The next time you connect to the device using Daniel MeterLink, the Monitor page displays a Meter status alarm that the configuration has changed and remains latched until acknowledged. Click the Ack (acknowledge) button to clear the alarm.

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Using AMS Device Manager to configure the meter