5 conversion factors for secondary units – Rice Lake Farm Bars - IQ plus 390-DC User Manual

Page 40

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36

IQ plus 390-DC Installation Manual

8.5

Conversion Factors for Secondary Units

The IQ plus 390-DC 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.

To configure secondary units using the front
panel menus, use Table

8-4 to find the

conversion multiplier for the MULT
parameter. For example, if the primary unit is
pounds and the secondary unit is short tons,
set the MULT parameter to 0.00050, then
press to save the value.
For secondary units with a conversion factor
of 10 or more, enter the value as described
above without regard to decimal position,
then use the or key to move the decimal
point to the correct position. Press a second
time to save the value.

For example, if the primary unit is ounces and
the secondary unit is grams, the conversion
factor shown in Table 8-4 is 28.3495. To enter
this value using the menus, first enter 2.83495
for the MULT parameter, then use the left and
right front panel keys to adjust the decimal
point to 28.3495. Press again to save the
value and exit the MULT parameter.

To configure secondary units using EDP
commands, use the Table 8-4 to find the
conversion multiplier for the SEC.MULT
command. For example, if the primary unit is
pounds and the secondary unit is short tons,
send the EDP command SEC.MULT=
0.0005<CR> to set the multiplier for the
secondary units.

Long tons and grains units listed in Table 8-4
cannot be directly specified as primary or
secondary units on the IQ plus 390-DC
indicator. For these or other unlisted units of
weight, specify NONE on the UNITS
parameter.

NOTE:

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.

Primary Unit

x Multiplier

Secondary Unit

grains

0.06480

grams

0.00229

ounces

0.00014

pounds

0.00006

kilograms

ounces

437.500

grains

28.3495

grams

0.06250

pounds

0.02835

kilograms

pounds

7000.00

grains

453.592

grams

16.0000

ounces

0.45359

kilograms

0.00050

short tons

0.00045

long tons

0.00045

metric tons

short tons

2000.00

pounds

907.185

kilograms

0.89286

long tons

0.90718

metric tons

grams

15.4324

grains

0.03527

ounces

0.00220

pounds

0.00100

kilograms

kilograms

15432.4

grains

35.2740

ounces

1000.00

grams

2.20462

pounds

0.00110

short tons

0.00098

long tons

0.00100

metric tons

metric tons

2204.62

pounds

1000.00

kilograms

1.10231

short tons

0.98421

long tons

long tons

2240.00

pounds

1016.05

kilograms

1.12000

short tons

1.01605

metric tons

Table 8-4. Conversion Factors

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