Note
It is recommended that the Custom Unit be entered in upper case letters. If
lower case letters are entered, the LCD display will show upper case letters.
Additionally, the following special characters are recognized by the LCD
display: hyphens (“-”), percent symbols (“%”), asterisks (“*”), forward slashes
(“/”) and spaces. Any other character entered for the Custom Unit will be
displayed as an asterisk (“*”) on the LCD display. The following warning will
be returned indicating these changes: “Custom Unit contains characters that
will display in upper case or asterisks on LCD display. The DCS will display as
entered.”
b) Base Unit: From the drop-down menu, select a base unit to be used for the
custom unit relationship.
c) Base per Custom: Enter a numeric value that represents the number of base
units per one custom unit. The Rosemount 3051SMV uses the following
convention: Base per Custom =
Example
Custom Unit: kg Base Unit: g
Because:
1 kg (Kilogram) = 1000 g (Grams)
Base per Custom = = = 1000 The values of
Base per Custom for common totalizer units are shown in Table 2-11.
d) Select Apply.
e) Totalizer Unit: From the drop-down menu, select the custom unit that was
created in 4.b.
Example
Note
The custom unit may not be available as a selection in the Totalizer Unit drop-down menu
until the drop-down menu is refreshed. To refresh the drop- down menu, navigate to the
Basic Setup tab and then return to the Variables - Totalizer tab.
Table 2-11: Common Custom Units - Totalizer
Custom unit Base unit Base per custom
Millions of Normal Cubic Meters (MMNCM) NmlCum 1000000
Millions of Standard Cubic Feet (MMSCF) StdCuft 1000000
Millions of Standard Cubic Meters (MMSCM) StdCum 1000000
Thousands of Metric Tons (KMTON) MetTon 1000
Thousands of Normal Cubic Meters (KNCM) NmlCum 1000
Thousands of Short Tons (KSTON) STon 1000
Thousands of Standard Cubic Feet (KSCF) StdCuft 1000
Reference Manual Configuration
00809-0100-4803 October 2018
Emerson.com/Rosemount 55
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