OHAUS NV123 Manuel utilisateur

NavigatorTM Series Balances

Instruction Manual

Balanzas serie NavigatorTM

Manual de instrucciones

Balances de la série NavigatorTM

Bedienungsanleitung

für die Waagen der NavigatorTM-Serie

Bilance Serie NavigatorTM

Manuale pe

NavigatorTM EN-1

1. INTRODUCTION

This manual contains installation, operation and maintenance instructions for the NavigatorTM Series.

Please read the manual completely before using the balance.

1.1 Definition of Signal Warnings and Symbols

WARNING

For a haz

ardous situation with medium risk, possibly resulting in

injuries or death if not avoided.

CAUTION

For a hazardous situation with low risk, resulting in damage to the

device or the property or in loss of data, or injuries if not avoided.

Attention

For im

portant information about the product

Note

For useful information about the product

General hazard

Electrical shock hazard

1.2 Safety Precautions

CAUTION:

Read all safety warnings before installing, making connections, or servicing

this equipment. Failure to comply with these warnings could result in personal injury

and/or property damage. Retain all instructions for future reference.

mains power supply.

Position the instrument such that the AC adapter can be easily disconnected from the wall socket.

Position the power cord so that it does not pose a potential obstacle or tripping hazard.

Operate the equipment only under ambient conditions specified in these instructions.

The equipment is for indoor use only.

Do not operate the equipment in hazardous or explosive environments.

Only use the equipment in dry locations.

Only use approved accessories and peripherals.

Disconnect the equipment from the power supply when cleaning.

Service should only be performed by authorized personnel.

1.3 Intended Use

Use the instrument exclusively for weighing as described in the operating instructions. Any other type

of use and operation beyond the limits of technical specifications without written consent from OHAUS,

is considered as not intended. This instrument complies with current industry standards and the

recognized safety regulations; however, it can constitute a hazard in use. If the instrument is not used

according to these operating instructions, the intended protection of the instrument may be

compromised and OHAUS assumes no liability.

EN-2 NavigatorTM

1.4 Controls

Button

Functions

Zero

Yes

Short Press

(when on)

Sets display

to zero

(when off): Turns balance on

Long Press (when on): Turns the balance off

Short Press (in Menu): Selects/accepts displayed setting

Units

Short Press:

See Interface Manual for operation description.

Long Press: Toggles through active units

Short Press (in Menu): Toggles through available settings

Function

Mode

Back

Short Press

Selects function setting

Long Press: Selects active Mode

Short Press (in Menu): returns to previous settings

Tare

Menu-Cal

Exit

Short P

ress:

Enter / clear a

Tare

value

Long Press: Enters User Menu

Short Press (in Menu): Quickly exit User Menu

IR Sensor

IR Sensors can be programm

ed to act as

. See the

User Menu section 4.3 for the available settings.

The IR Sensors can be activated by a hand or other object that is placed about 12mm (½ inch)

above the sensor location. The sensor activation distance will vary based on the reflective nature of

the object. If unwanted activations occur due to unique situations the sensor can be turned off.

*Availability of IR Sensor is dependent on model and region.

NavigatorTM EN-3

2. INSTALLATION

2.1 Transportation Lock

The Transportation Lock is located under the balance. Rotate the pointer to the unlocked position.

2.2 Location

Use the balance on a firm, steady surface. Avoid locations with excessive air current, vibrations, heat

sources, or rapid temperature changes.

Adjust the leveling feet so the bubble is centered in the circle.

2.3 Power

The AC Adapter is used to power the balance when battery power is not needed.

Connect the AC Adapter plug to the

input jack.

Connect AC Adapter to the

proper AC supply.

Battery installation (without optional internal battery):

Remove battery cover and install 4 batteries using the polarity indications as shown in the

compartment.

Input Jack

Battery

Cover

EN-4 NavigatorTM

Optional rechargeable battery*

Balances with the optional rechargeable battery will need to be charged for 12 hours before the

balance can be operated on battery power for the first time. The battery is protected from

overcharging so the balance can remain connected to the AC power. When the battery is fully

charged the battery indicator on the display will stop blinking.

To remove the rechargeable battery option and install C cell batteries, reference the Recharging

Battery Option instruction manual for step by step instructions as well as disposal instructions.

CAUTION: Risk of explosion can occur if the rechargeable battery is replaced with

the wrong type or if it is not properly connected.

Note:

After power on, it is recommended to warm up the balance for at least 5 minutes before using it.

*Availability of IR Sensor is dependent on model and region.

2.4 Initial Calibration

When the balance is first installed it should be calibrated to ensure accurate results.

Press and hold Menu-Cal until [ ] (Menu) is displayed. When the button is released, the display

will display [ ]. Press Yes to accept, [ ] will then be shown. Press Yes again to begin the

span calibration. [ ] blinks while zero reading is stored. Next, the display shows the calibration

weight value. Place the specified calibration mass on the pan. [ ] blinks while the reading is

stored. The balance returns to the previous application mode and is ready for use.

NavigatorTM EN-5

3. OPERATION

All modes except for weighing must be activated in the User Menu before they are available, see

Section 4.

3.1 Weigh Mode

1. Press and hold Mode until [ ] (Weigh) is displayed.

2. If required, place an empty container on the pan and press Tare.

3. Add material to the container. The display shows the weight of the material.

3.2 Parts Counting Mode

This mode counts large numbers of items based on the weight of a reference count.

1. Place an empty container on the pan and press Tare.

2. Press and hold Mode until [ ] (Count) is displayed. [ ] (Clear Average Piece

Weight) will then display.

3. Press No to use the stored APW. Proceed to step 6.

4. Press Yes to establish an APW. The balance will then display the stored sample size, i.e. [

]. Press No or Back to toggle the choices (5, 10, 20, 50 or 100).

5. Put the indicated number of pieces on the pan then press Yes to calculate the APW. The

display shows the piece count. Note: Press Function to view the current APW.

6. Add additional pieces until the desired count is reached.

7. To clear the stored APW press and hold Mode until [ ] is displayed. Press Yes when

[ ] is displayed.

3.3 Percent Mode

This mode measures the weight of a sample as a percentage of a reference weight.

1. Place an empty container on the pan and press Tare.

2. Press and hold Mode until [ ] is displayed. [ ] (clear reference) will then display.

3. Press No to use the stored reference weight and proceed to step 6.

4. Press Yes to establish a new reference. Balance will now display [ ].

5. Add the desired reference material to the container. Press Yes to store the reference weight.

The display shows 100%.

Note: Press Function to view the current reference weight.

6. Replace the reference material with the sample material. The display shows the percentage of

the sample compared to reference weight.

7. To clear the stored reference press and hold Mode until [ ] is displayed. Press Yes

when [ ] is displayed.

EN-6 NavigatorTM

3.4 Checkweigh Mode

This mode sets low and high weight limits for portion control processes.

1. Press and hold Mode until [ ] (Check) is displayed. [ ] (clear references) will then

display.

2. Press No to use the stored reference weight limits and proceed to step 5.

Note: Press Function to view the low and high reference weight limits.

3. Press Yes to establish new reference values. The balance will then display [ ]. Press

Yes to view Low . Press Yes to accept or No to . The

stored value then displays with the first digit highlighted [ kg]. Repeatedly press No

until the desired number appears. Press Yes to accept and highlight the next digit. Repeat until

all the digits are correct. Press Yes [ ] will be displayed.

4. Repeat the same procedure to accept or edit

5. Place sample material on the Pan. The ccept indicator will now show that the sample weight

is within the acceptable range.

6. To clear the stored reference values press and hold Mode until [ ] is displayed. Press Yes

when [ ] is displayed.

4. SETTINGS

The User Menu allows the customizing of balance settings.

Note: Additional Sub-Menus may be available if Interface Options are installed. See Interface User

Manual for the additional setting information.

4.1 Menu Navigation

User Menu:

Sub

Menu Items:

Span

Lin

End

b.light

A-OFF

IR**

Filter

AZT

Stab

Stab.C

End

Count

Percnt

Check

End

* Note: Available settings vary by models and regions

**Availability of IR Sensor is dependent on model and region.

Press and hold Menu until [ ] (Menu) is displayed. When released the first sub-menu [ ]

(Cal) will be shown.

Press Yes to enter the displayed sub-menu or press No to advance to the next.

Selecting a sub-menu will display the first menu item. Press Yes to view the menu item setting or

press No to move to the next menu item. When viewing the setting, press Yes to accept the setting, or

press No to change the setting. When [ ] is displayed, press Yes to return to the sub-menu

selections or No to return to the first item in the current menu.

NavigatorTM EN-7

4.2 Cal Sub-Menu

Span [ ] (yes, no) - Initiates a span calibration procedure (zero and span). A span

calibration is important when initially setting up the balance.

Lin [ ] (yes, no) - Initiates a linearity calibration procedure (zero, mid-point and span).

4.3 Setup Sub-Menu

Back Light [ ] (on,off,Auto)-When Back light is set to "on" the balance will always "on".

When Back light is set to "Auto" the balance will turn on when a button is pressed or the display

weight changes.

Auto Off [ ] (on, off) - the balance will turn off automatically

after 5 minutes of inactivity. Auto off is used to save battery power.

IR Sensor [ ] (Off, Tare, Function, Print, Zero, Display) - These settings determine the

sensor.*

Filter [ ] (L1,L2,L3,L4 ) set the amount of signal filtering

L1 >L4

Stability

Less > Greater

Stabilization time

Faster >Slower

Auto Zero Tracking[ ] (OFF,0.5d,1d,3d,5d,8d,10d) Set the automatic zero tracking

functionality. The display will maintain zero until a change of "0.5d,1d,3d,5d,8d,10d" divisions

per second has been exceeded.

Stable [ ] (0.5d,1d,2d,5d) Set the amount of the reading can vary while the stability

symbol remains on.

Stable Compensation [ ] (on, off) - Set the automatic stable tracking functionality. Set it

"off" for dosing or filling application.

Note: Bold always represents factory default Value

*Availability of IR Sensor is dependent on model and region.

4.4 Mode Menu

This sub-menu activates modes so they will be available for use with the Mode button. Weigh mode is

always active.

Parts Count [ ] (on, off) - Set on for the mode to be active.

Percent [ ] (on, off) - Set on for the mode to be active.

Check Weigh [ ] (on, off) - Set on for the mode to be active.

4.5 Units Menu

This sub-menu activates units so they will be accessible with the Units button. The units in the menu

Note: Available units and modes vary by model and local regulations.

EN-8 NavigatorTM

4.6 Sealing access to balance settings

You can use the Menu Lock switch to limit changes to the user menu. The switch in type approved

models may set some balance settings as required by the approval agency. The switch may be

secured using paper seals, wire seals or plastic ties.

Locked Unlocked

NavigatorTM EN-9

5. MAINTENANCE

5.1 Cleaning

WARNING:

Electri

c Shock Hazard. Disconnect the equipment from the

power supply before cleaning.

Make sure that no liquid enters the interior of the instrument.

Attention:

Do not use solvents, harsh chemicals, ammonia or abrasive

cleaning agents.

The exterior surfaces of the instrument may be cleaned with a cloth dampened with water and a mild

detergent.

5.2 Troubleshooting

The following table lists common problems and possible causes and remedies.

If the problem persists, contact OHAUS or your authorized dealer.

Sym

ptom

Possible Cause

Remedy

Cannot turn on

No power to

balance

Verify connections and voltage

Poor accuracy

Improper calibration

Unstable environment

Perform calibration

Move balance to suitable location

Cannot calibrate

Unstable environment

Incorrect calibration weight

Move the

balance

to suitable location

Use correct calibration weight

Cannot access mode

Mode not enabled

Enter menu and enable mode

Cannot access unit

Unit not enabled

Enter menu and enable unit

Reference weight is too

low

Increase reference weight.

Parts counting sample weight <1d. Shows error - exits mode or goes to [ ].

Incorrect calibration

weight

See section 2.5 for correct weights

RS232 buffer is full

Set Handshake

on, see Int

erface User Manual.

Power on zero range exceeded Clear pan, check Shipping Lock setting

Power on zero under range

nstall pan

, check Shipping Lock setting

Overload (>cap+9e) Load exceeds balance maximum capacity

Under load Reading below min. range - Re-install pan.

Displayed value >999999 Result exceeds display capability.

Internal data error.

Contact an authorized service agent

Fail to write EEPROM. Contact an authorized service agent

Invalid checksum data

Contact an authorized service agent

5.3 Service Information

If the troubleshooting section does not resolve or describe your problem, contact your authorized

OHAUS service agent. For service assistance or technical support in the United States call toll-free 1-

800-526-0659 between 8:00 AM and 5:00 PM EST. An OHAUS product service specialist will be

available to provide assistance. Outside the USA, please visit our web site, www.ohaus.com to locate

the OHAUS office nearest you.

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