This manual is intended for use by service technicians
responsible for installing and servicing the IB Series
electronic tuning fork scale.
Configuration and calibration of the scale can be
accomplished using the IB Series front panel keys.
1.0Introduction
The IB Series is an advanced precision weighing
instrument utilizing a high-precision electronic tuning
fork sensor which provides stable measurement over
years of usage. It provides ultra-fast response time and
greatly improved resistance to external vibrations.
Features include:
•Measures weight in thirteen units (mg, g, kg,
ct, oz, lb, ozt, dwt, gr, HK tael, SIN tael, TW
tael and mommes)
•Switchable for straightweighing, piece count,
or over/under checkweighing mode
•Built-in automatic zero tracking
•Die-cast aluminum housing, making it
resistant to chemicals and electromagnetic
interference
•Optional glass breeze shield available for all
round pan models
•Available in 115 VAC adapter. 230 VAC
adapter (optional)
1.1Operating Modes
The IB Series has four weighing modes:
Normal (weighing) mode
Normal mode is the “production” mode of the
scale. The IB Series displays gross or net weights
as required, using the LCD annunciators
described in Table 1-1 on page 4 to indicate scale
status and the type of weight value displayed.
A checkweighing function can be used with the
normal weighing mode. It is convenient for
classifying weighing items according to whether
they fall within a pre-determined weight range.
The limit setting procedure is described in Section
4.1 on page 7.
Authorized distributors and their employees
can view or download this manual from the
Rice Lake Weighing Systems distributor site
at
www.rlws.com
Counting mode
The IB Series is capable of parts counting.
Sampling is done by placing the sample on the
scale and designating the number of pieces in the
sample. Four preset sample quanitities are
available.
Entering the counting mode is done through the
front panel keypad, and is explained in detail in
Section 4.0 on page 8.
Calculation Factor mode
In calculation factor mode, the desired index is
memorized, the index for the weight of the item
placed on the scale is calculated and the
calculated value is displayed. This is a convenient
function that allows conversion into various units,
and is explained in detail in Section 5.0 on
page 11.
Percentage mode
In percentage mode, the weight of the sample
selected as the reference is memorized as 100%.
The ratio between the item being measured and
the reference is displayed as a percentage. The
percentage mode is explained in detail in
Section 6.0 on page 13.
.
1.2Unpacking and Inspection
Each component of the IB Series system is packed in a
specially designed carton. Remove each component
from its carton, separate the component from its
polystyrene shell assembly, and set the assembly
aside. Inspect the carton interior and inner panels to be
sure that all accessories have been removed. Items
included in this carton include:
•IB Series precision balance scale
•Weighing pan and pan base
•AC adaptor
•Operation manual
•Dust cover
Be sure to replace all packing materials within the
carton set. Store the carton set in a secure area so it is
available whenever shipment of the scale is required.
Introduction 1
2
SLEEP
T
LOW-BATT
RICE LAKE
IB
P
F
S
LEEP
T
L
O
W
-B
A
TT
RICE LAKE
IB
P
F
Immediately after unpacking, a visual inspection of
the instrument should be conducted. Keep the scale in
an upright position. The shipper and Rice Lake
Weighing Systems should be notified immediately if
any damage occurred during transportation.
Instructions for assessment of damage and further
procedures will then be determined.
1.3Unlocking
Locate a black rubber cap at the top of the scale.
Remove the cap to find a lock lever in it. Turn the
lever to the center of the scale to unlock.
Note: Before relocation or transportation, turn the lever to
the edge of the scale for locking mechanism.
Pan base
fitting screw
For installation
For transportation
Figure 1-1. Unlocking Scale
The IB Series is a precision instrument and requires
careful handling. Certain precautions must be taken to
ensure weighing accuracy.
•Weighing accuracy may be affected by
installation or extended usage. To ensure
accurate measurement, perform calibration
(as described in Section 2.0).
•Always remove objects from the weigh pan
gently. Shock, especially applied to the sides
of the scale, may result in loss of accuracy.
•If the capacity of the scale is exceeded, an
error message is displayed. Do not
[o-Err]
leave an over-capacity load on the pan.
1.6Weighing Pan Attachment
Use the following steps to properly attach the IB
Series weigh pan.
1. Attach the pan base onto the center of the
main base.
2. Fix the position of the pan base by tightening
the attachment screw (as shown in Fig 1-1)
using a screwdriver or coin.
Attachment
Screw
1.4Repacking
If the IB Series counting scale must be returned for
modification or repair, be sure that it is properly
packed with the original packing material and original
carton assembly if possible. Any damage caused by
improper packaging will not be covered by the
warranty.
1.5Site Location and Precautions
Try to select a good, clean environment for installing
the scale. The following environmental factors may
cause the scale to give inaccurate measurements:
•Installation on a weak surface that may flex
when objects are put on it or put on the scale.
•Greatly varying temperature and humidity.
•Vibration or an unstable surface for
installation of the scale.
•Air flow from heaters or air conditioning
units.
•Corrosive gases or large amounts of dust.
•Direct, intense sunlight.
Figure 1-2. Weighing Pan Attachment
3. Place the weighing pan on the pan base.
(weighing pan comes in both retangular and
round types).
IB Series Operation Manual
Figure 1-3. Weighing Pan
S
L
E
E
P
T
L
O
W
-
B
A
T
T
RICE LAKE
IB
P
F
1.7Leveling the Scale
The scale must be level for proper operation. Use the four level adjusters located at the four corners of the scales
main unit to adjust the horizontal position of the scale until the bubble of the level indicator lies within the red
circle. Ensure that the scale sits solidly and does not wobble due to uneven adjustment.
LEVEL INDICATOR
ADJUSTERS
1.8Main Components
The main parts of the IB Series balance are:
Level Indicator
Display
Level Adjusters
BLUE
CIRCLE
BUBBLE
Figure 1-4. Bubble Adjustment
Weighing Pan
Adaptor
Connector
Output Connectors
for Optional Equipment
AC Adaptor
Figure 1-5. Main Component Parts of the IB Series
Introduction 3
4
1.9Front Panel Keypad
Table 1-1 on page 4 shows the IB Series LED annunciators, keypad, and normal mode key functions.
SLEEP
LOW-BATT
P
Figure 1-6. Front Panel Keypad
F
RICE LAKE
T
IB
The LCD annunciators shown on the IB Series front panel describe the indicator functions assigned in setup
mode. In setup and calibration mode, the keys are used to navigate through menus, select digits within numeric
values, and increment/decrement values. The key symbols shown in the LCD display describe the functions
assigned in setup mode.
Indicator SymbolsMeaning
gUnit display for weighing mode
PCSUnit display for counting mode
%Unit display for percentage scale
#Unit display for index scale
∑
MIndicates value setting in progress for limit or sampling functions.
"
Display during total mode (displayed in conjunction with each scale mode’s unit
display).
Scale stability display (scale is unstable when not displayed).
Display indicates automatic memory update in index mode (simplified SCS method).
Indicates the measurement range and remaining weight. In Comparator Mode, the bar
graph performs judgments.
Table 1-1. LCD Annunciator Functions
IB Series Operation Manual
The front panel operation key symbols describe the functions assigned to the scale.
Operation Key
P
F
T
Sets limit function or cancels functions
• Sets and memorizes data in the count mode and when the limit function is
operating.
• Calls up and selects functions and items.
• Selects row during numerical setting (limit function).
• Selects operation zero and tare subtraction.
• Selects input numeral during numerical setting (limit function).
Table 1-2. Front Panel Key Functions
Function
1.10Start-up Self Test
A self test must be performed prior to using the scale. To perform a self test, do the following:
1. Connect the AC power adapter to the IB Series scale and insert into a 115V service outlet.
2. Press the
characters are lit. After a few moments, the display reads
ON/OFF
key. All segments and characters light for a self test. Confirm that all segments and
[0.00g]
:
Display Character Check
M
▲▲
–
0.0.0.0
▼
▲
Figure 1-7. Display Character Check
Pcs
➩
Kg.
T
FP
0.00
T
FP
g
3. Verify that the display changes by touching the pan slightly. It should return immediately to
release. A flashing
[g]
annunciator means that the scale has not yet stabilized.
123.4
g
➩
g
0.0
Figure 1-8. Verifying Scale Weight
[0.00g]
upon
Introduction 5
6
2.0Calibration
This section describes procedures for calibrating the IB Series scale. Follow the steps in Table 2-1 to calibrate the
IB Series scale.
.
Step
1
2
3
4
5
6When calibration is complete, the scale automatically returns to the weighing mode.
Hold down the
Hold down the
The display will show
contents of the parameters are the same as at function
Note: Unit will not appear in setting at
advance to on 0. In this case, use a reference weight of the weight unit selected in function
appears. The scale will automatically be set to the zero point. Verify that nothing is placed on the
[on 0]
weighing pan.
After the IB performs the zero adjustment,
calibration weight on the center weigh pan (see Table 2-2 below for designated calibration weights).
F
key until
key, then press the
T
[Func]
Select weight unit from parameters “1” to “d”, by pressing the
[unit].
[CAL]
➙
key, then release both keys.
F
[on FS]
Action
appear in sequence, then release the key.
[71 uA]
. After setting the parameter , pr ess the
[1 SEt 1]
and
[73 ub 0]
automatically appears. Gently place the designated
at the same time. The display will
key. The
T
F
key.
[71 uA]
Table 2-1. Calibration Steps for the IB Series Scale
Notes:
• Press the P key to cancel calibration procedures and return to the weight display.
appears on the display, the weight exceeds the scale capacity.
[o-Err]
• If
• Standard calibration weight is 1/2 capacity. However, when possible, calibrate using a full capacity weight. See
Table 2-2 below for the unit system capacities.
[1-Err]
• If
• If
(1%) is exceeded.
appears on the display, the calibration weight is less than 50% of the standard.
[2-Err]
appears on the display, an object other than the calibration weight is on the pan, or the display tolerance
This section describes procedures for tare subtraction and weighing on the IB Series scale. Follow the steps
below for tare subtracting and weighing on the IB Series scale.
1. Place a container on the weigh pan, press the
T
key. The zero
display appears.
2. Place the product in the container. The net weight is displayed.
3. If you wish to remove the product or to return
the display to zero, press the
4. Without removing the product, press the
T
key.
T
key.
T
FP
P
Zero Point Setting
P
F
0.0
F
T
g
T
5. Add the next product quantity. Only the additional amount is
displayed.
Notes:
• Tare subtraction procedure is the same for weighing or count modes.
• When tare weighing is performed, product weighing range is reduced by the amount of the tare weight.
weighing range = capacity - tare weight
• A flashing
If weighing is performed in an unstabilized condition, accurate weigh results will not be returned.
[0-ERR] appears if the load exceeds roughly 101% of the scale capacity. The net weighing range will be reduced by
•
the tare container from the capacity of the scale.
[g] indicator means the scale has not stabilized; when the indicator remains lit, the scale has stabilized.
P
Measuring Weight
T
F
T
FP
7
4.0Count Weighing
Count weighing is used to determine piece count rather than weight. In order for the scale to perform this
function it must know the average piece weight. By loading a specified number of pieces on the pan and entering
that count, the scale calculates and stores in memory the piece weight for that product. This process is referred to
as “sampling. ” F or e xample, ten pieces are placed on the scale. When “10” is entered, the unit piece weight is set.
Sampling
Average Unit Weight = Piece Weight
Total Wt. 10 g
Piece Count 10
Next, the product to be weighed is placed on the scale. The scale calculates the piece count by dividing the total
weight by the piece weight.
= Piece Weight = 1g
10 pieces are placed
on the scale
Total Weight = 10g
Calculating Piece Count
Total Weight
Piece Weight
= Piece Count
Total Wt. 250 g
Piece Weight 1 g
= Piece Count = 250pcs
A load of product is
placed on the scale
Total Weight = 250g
4.1Count Mode Setting Procedure
1. Hold down the F key for about four seconds. Release
when the [Func] display appears.
2. The first item of the function display appears: mode
type.
8IB Series Operation Manual
Function Access
FUNC
F
P
Mode Type
T
1.SET 1
T
FP
3. If the weighing mode display appears, press the T
0
Exit Mode Settings
pcs.
0.0
pcs
Zero Scale
U. SET
Sample Quantity Setting
key to enter the count mode.
Weighing Mode
Count Mode
4. To exit the function setting display and enter the
count mode press the
P key.
1.SET 1
T
FP
➩
1.SET 2
T
FP
T
FP
4.2Self Counting System
Self Counting System (SCS) allows the user to start with any sample quantity selected. The concept of SCS
keeps the user within built-in parameters. If the user adds more than three times the pieces previously on the
scale, a message will display indicating pieces must be removed to get back within the built-in parameters. If the
user stays within the parameters, the count display continues to flash, advising that SCS is active.
1. Place the tare vessel on the weighing pan and then
press the
display does not indicate zero.
T key. Also perform this operation if the
2. Continuously press the
is displayed.
3. The display flashes, indicating that a value must be
entered. Set the desired quantity of the sample by
pressing the
incremented by one according to the pattern
indicated below each time the T key is
pressed
T key. The displayed quantity will be
5
F key until [U SEt] message
10
30
100
FP
TFP
Set Sample Quantity
ON 10
pcs.
TFP
T
Count Weighing9
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