6 conversion factors for secondary units – Rice Lake 420 Plus HMI Digital Weight Indicator Installation Manual User Manual

Page 52

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48

420 Plus Installation Manual

7.6

Conversion Factors for Secondary
Units

The

420 Plus

has the capability to mathematically

convert a weight into many different types of units and

instantly display those results with a press of the

UNITS

key.
Secondary units can be specified on the FORMAT

menu using the SECNDR parameter, or by using EDP

commands.

Table 7-6. Conversion Factors

Primary Unit

x Multiplier

Secondary Unit

grains

0.064799

grams

0.002286

ounces

0.000143

pounds

0.000065

kilograms

ounces

437.500

grains

28.3495

grams

0.06250

pounds

0.02835

kilograms

pounds

7000.00

grains

453.592

grams

16.0000

ounces

0.453592

kilograms

0.000500

short tons

0.000446

long tons

0.000453

metric tons

short tons

2000.00

pounds

907.185

kilograms

0.892857

long tons

0.907185

metric tons

grams

15.4324

grains

0.035274

ounces

0.002205

pounds

0.001000

kilograms

kilograms

15432.4

grains

35.2740

ounces

1000.00

grams

2.20462

pounds

0.001102

short tons

0.000984

long tons

0.001000

metric tons

metric tons

2204.62

pounds

1000.00

kilograms

1.10231

short tons

0.984207

long tons

long tons

2240.00

pounds

1016.05

kilograms

1.12000

short tons

1.01605

metric tons

Note

Multipliers in italics are preconfigured

Note

Multipliers are preconfigured within the
indicator. Manual entry is only necessary when
NONE is selected under UNITS. Long tons and

grain units listed in Table 7-6 cannot be directly specified
as primary or secondary units. For these or other unlisted
units of weight, specify NONE under UNITS.

Ensure that the secondary decimal point position is set
appropriately for the scale capacity in the secondary units.
If the converted value requires more digits than are
available, the indicator will display an overflow message
(OVERFL).

For example, if the primary units are short tons, secondary
units are pounds, and the secondary decimal point is set
to 8888.88, the indicator will overflow if 5 tons or more are
applied to the scale. With 5 tons applied, and a conversion
factor of 2000, the secondary units display needs five
digits to the left of the decimal point to display the 10000 lb
secondary units value.

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