Dendritics Millicarat-50 (LFT) Owners Manual

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Owner’s Manual for dendritics M50 - US

 

Thank you for using the new dendritics M50 - US, an NTEP-Certified Legal-For-Trade scale designed and manufactured exclusively for the jewelry professional. A Two-Year Warranty. Made in the USA.

 

 

Exclusive New Design Includes:

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·         Compact, high resolution scale which secures all parts including draftshield, calibration weight, weighing pan, and battery in a portable and convenient 8 Ounce / 220 gram design.

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·         A new technology gives you faster response time for quicker weighing.

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·         A low battery icon alerts you to change the battery when the power is low.

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·         Automatic shut off after one hour of non-use allows for longer use (1 Hour is per NIST regulations).

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·         Fail-safe calibration check alerts you to conditions effecting accuracy and allows you to check calibration in one easy fast step.

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·         Leveling Bubble to help you insure a level scale.

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·         Off-Center Warning to insure accurate weights.

 

 

Operating Instructions

To Start

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·         Verify that the environment is stable.  Temperature range should be 50° to 104° F, 10° to 40° C.

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·         Place scale on a flat stable surface.  Use Level Bubble to insure a level scale.

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·         Press the lever in front to release the draftshield. Lift the draftshield.

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·         Press the black button marked On-Off/Zero. Display will show 88.8.88.

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·         Lower the draftshield into Weighing Position.

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·         A warm-up count down begins -0- 9, -0- 8, … wait until it is finished and displays  CAL .

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·          CAL  requires the 10g weight to be placed into the center of the pan. Lower the draftshield and wait.

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·         AU001 will show for a second.  This is an Audit Trail indicating the number of calibrations completed.

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·        50.000c  will show. Remove the weight and return it to its home. It will show  0.000c .

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·        You are ready to begin weighing.

To Weigh

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·         Center the item to be weighed in the pan for an accurate weight. OFF-C will show if the item is not properly centered.

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·         Lower the draftshield into Weighing Position to minimize the effects of air motion.  It is very important for you to use the lowered draftshield for stable readings and to prevent disrupted weights.

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·         Wait for the c  to appear next to the weight to indicate a stable reading.

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·         Remove the item and wait for a stable zero reading before weighing the next one.

To Zero the Display

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·         Press the button marked On-Off/Zero until ----- shows. Release the button.

To Turn Off

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·         Press the button marked On-Off/Zero until the display shows  OFF . Release the button. The scale will also automatically shut off after one hour of non-use.

 

Calibration Check Procedure

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·         If environmental changes affect the accuracy of your readings, your scale will display  --0--.

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·         Remove the item or items from the weighing pan. Wait for  CAL .

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·         When  CAL  displays place the 10g weight in the center of the weighing pan.

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·         AU001 The Audit Trail will show for about a second (See explanation above).

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·         Wait for a stable weight reading and then resume weighing

 

To Change The Battery

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·         This scale requires one 9V alkaline battery for 300 operating hours.

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·         The battery icon will flash on the display when the battery power is low and the battery should be changed.  Weight readings will still be valid until the scale shuts off.

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·         The battery compartment is located on the underside of the scale.

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·         Take a thin, flat object such as the flat end of stone tweezers.  Put it into the battery door groove and press inward and up.  The battery door will flip open for you.

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·        Replace the 9V alkaline battery.

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·        Put the battery door hinges in place.  Press battery door down until it "clicks" and shuts securely.

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Scale Indications

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·         88.8.88 indicates Turn On procedure has begun.

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·         -0- 9, -0- 8 -0- 1 indicates Turn-On Countdown. 

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·         --0-- indicates the need for a calibration check (See Check Procedure).

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·          CAL  indicates waiting for the calibration weight to be placed in pan.

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·         AU001 The Audit Trail will show for about a second (See explanation above).

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·         ----- indicates waiting for a stable zero weight within range.

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·         OFF-C will show if the item in the pan is not properly centered. Center it for an accurate weight.

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·          Err  indicates the weight on the scale is over the limit of 50.090 c.

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·          CH  indicates a Checksum memory failure.  The scale must (sadly) be returned to the factory for repair.

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·         c  indicates a stable carat weight.

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·         If stable indications do not appear, lowering the draftshield might be necessary. You might need to move your scale to a more stable surface or environment.

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·         Flashing battery icon indicates the battery power is low and the battery needs changing. Weight readings will still be valid until the scale shuts off.

 

Caring for your scale

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·         Please read this Owner’s Manual and calibrate your scale according to the instructions.

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·         Allow the scale to settle to room temperature when taking it from the car or an extreme environment. Avoid temperatures over 145° F /63° C.

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·         Calibrate with the supplied 10.000-gram weight only.

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·         Wait for a stability indicator to display. The scale will not give stable readings on an excessively vibrating surface or environment.

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·         Prevent small particles from falling into the mechanisms.

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·         Avoid shocks, such as dropping it on the floor.

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·     Do not attempt to dismantle the scale. Tampering with the scale will adversely affect accuracy and will void your warranty.

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·         Use the Level Bubble to ensure that your scale is level.

 

Scale Specifications

Weighing Capacity                                             50.000 carats  

Verification Scale Interval ("e")                      0.01 carat  

Minimum Graduation Value ("d")                   0.001 carat  

Re-Zero Range                                                    0 – 50 carats

Operating Temperature                                     50° to 104° F        (10° to 40°C)

Storage Temperature                                         -25° to 145°F        (-32° to 63°C)

Battery Life                                                          Approx.  300 Operating Hours on one 9V Alkaline Battery

Automatic Shut Off                                             After 1 hour of non-use

Dimensions                                                          5.39" x 3.25" x 1.19"

Weight including battery                                  8 ounces (220 grams)

Calibration Weight                                             10.000 grams

NTEP Certification Number                             xxxxxx (Class II)

 

 

 

IMPORTANT LIMITED WARRANTY

Dendritics Incorporated believes that this balance, when used in accordance with the care and instructions provided, will give a reliable method for determining weights in carats, grams, and pennyweights.  Dendritics Incorporated assumes no liability for operator error or misuse of the scale or for incorrect readings.  Dendritics Inc. makes no warranties regarding the dendritics M50 - US other than those expressly contained, and all other warranties of any kind expressed or implied, including implied warranty of merchantability or fitness for a particular purpose, are disclaimed and excluded by it.

Dendritics Incorporated warrants against defects in material and workmanship for a period of two (2) years from the date of purchase, exclusive of batteries.  In the event of a product failure or defect under normal use and conditions, please return this balance to Dendritics along with proof of purchase, freight paid by customer, and properly packaged to prevent damage in shipping.  The sole exclusive obligation of Dendritics Incorporated for the breach of this two year warranty will be to repair or replace, at no additional charge to the buyer, the defective instrument or any part of the instrument, at our option, which is proved to the satisfaction of Dendritics to have been defective at the time of purchase or which becomes defective in normal use within the warranty period.  The above warranty is void if the balance has been opened or serviced by anyone other than Dendritics or their authorized service representative, or if it has been abused, misused or used for purposes other than those for which it was designed.

FCC / IEC 801-2, 801-3 / EN 55022 / EN50081-1 / EN 50082-1 COMPLIANCE

This equipment has been tested and found to comply with a Class B digital device Part 15 of FCC Rules, IEC 802 and EN5022.  This provides reasonable protection against harmful interference in a residential setting. There is no guarantee that interference will not occur.  If this equipment does cause interference to radio and television the user is to correct the interference at his own expense.

 

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