Salter Brecknell 630 User Manual

Page 9

3.2 KEYBOARD

The keyboard is composed of twelve function keys and ten numeric keys. Refer to Figure 3-2 for the

overall layout and key locations.

TARGET

ENT

M+

ZERO

CLR

SAMPLE

TARE

UNIT

SET

FIGURE 3-2: Function and Numeric Keys Layout

3.2.1 FUNCTION AND NUMERIC KEYS

ZERO

- This key sets the scale to display zero.

TARE

- This key is used to establish a Tare provided the scale is not at or below Gross zero.

See Sections 3.3.2 and 3.3.3 below for more information.

SAMPLE

– This key is used to sample the items currently on the scale’s platter for piece

counting. Refer to Section 3.3.5 for more information.

PRINT -

This key is used to send weight information out to the serial interface port provided

the scale is in a state of stability.

UNIT

– This key toggles the scale between pound (lb) and kilogram (kg) weight units.

TARGET -

This key is used to set a target for filling and check weighing. Refer to Section 4.3

for more information.

MC -

This key is used to clear the piece count accumulator.

MR -

This key is used to briefly display the contents of the piece count accumulator.

M+ -

This key is used to add the currently displayed number of pieces to the piece count

accumulator.

Decimal Point -

This key is used to enter a decimal point when entering numeric values.

0-9

– These keys are used to enter numeric and alphanumeric data into the scale.

CLR -

This key is used primarily to erase a keyed-in value from the display in case an error

has been made. This key is also used to clear the current APW (Average Piece Weight) from

the scale.

ENT -

This key is used to set a keyed-in value from the display as the new APW (Average

Piece Weight). See Section 4.1 for more information. This key is also used to save settings

while in the system setup menus. See Chapter 5 for more information.

3.3 GENERAL SCALE OPERATION

3.3.1 WEIGHING AN ITEM

1. If necessary, press the Zero key to obtain a weight reading of zero.
2. Place the object to be weighed on the scale’s platter and allow the weight indication to

stabilize. If the item weight exceeds the scale’s weight capacity, it displays “o o o o o”.

3. Read the weight shown on the display.

Note:

If you wish to change the unit of measure, press the Unit key.