MettlerToledo JS4002G/A offers a large 6.7" x 7.5" stainless steel weighing platform providing plenty of weighing area for your gold and silver. This digital precision weighing balance features 4200 grams weighing capacity with readability to 0.01 grams, motorized internal calibration, backlit LCD display, and 6.7 x 7.5 inch weigh pan.
Mettler's proven high-performance MonoBloc weighing cell guarantees a long service life, while internal adjustment provides a quick, comfortable way of adjusting the balance with just one keystroke. You can operate the JS4002 on either AC or battery. The built-in battery slot fits 8 standard AA batteries for 8 hours of use. Whenever a power receptacle is hard to find simply operate the JS4002 on batteries.
Additional features include Mettler's Direct Connection that allows you to connect your JS4002G/A balance to a PC via the RS232 slot, and transfer your weighing results to open programs such as Excel. The transfer starts automatically, no additional software is required. The brilliant backlit display is ideal even under extreme lighting conditions, the numbers and symbols can be read easily and accurately on the brilliant backlit display.
The Mettler Toledo JS4002G/A is a Legal for Trade Class II digital scale offering 4200 grams with 0.01 gram readability. The “d” (value of scale division) is 0.01 grams and the “e” (value of verification scale division) is 0.1 grams. The scale meets the requirements as a Class II weighing device as defined by Handbook 44 and complies with the applicable technical requirements of "NIST Handbook 44: Specifications, Tolerances and Other Technical Requirements for Weighing and Measuring Devices". All this information can be reviewed by downloading the Certificate of Conformance # CofC 11-113..
When the Department of Agriculture Weights and Measures division demands you have a NTEP Class II balance that has a verification scale division of 0.1 gram the Mettler JS4002-G/A meets the requirement. You can learn more about verification division (e) and displayed division (d) by downloading NIST Handbook 44 - 2014 Edition here and review Section 2.
You can purchase the optional Mettler-Toledo AD-RS-J7 auxiliary display to comply with some states that require both the customer and the person operating the scale to each have their own display so each person can see the weight. Please scroll down this web page and you'll see all the optional accessories.
Goldsmiths, jewelry manufacturers precious metals wholesalers and retailers weighing large quantities of precious metal refining or weighing inventory requiring accurate weights. Precious metals can you cost you, not only in price, but in profits and reputation if there is disagreement in weight. This is why metals dealers weighing is so important and in many states the law requires a NTEP Approved balance like the JS4002G/A. Whether you are simply weighing an important sample of gold or silver, analyzing sample weights, or determining densities, quality weighing is especially important. Choosing a Mettler Toledo balance means choosing the right weighing instrument to benefit both your professional standing and peace of mind.
If you are selling or buying goods by weight you need LFT. Arizona Weights and Measures doesn't fool around and they can impose Civil penalties under section 41-2115 up to $50,000 for fines in some situations.
If you noticed the Mettler JS4002G/A looks similar to the Mettler Toledo ML4002E Classic ML Series. The Mettler JS balances are sold to the jewelry marketplace while the Mettler Toledo Classic ML balances are sold to the laboratory marketplace. Balances sold to the jewelry market are marketed with a lower price point while the laboratory section have an inflated selling price. Take a look at what we sell the Mettler Toledo JS4002G/A for and then see what it will cost you for a Mettler ML4002E, ML3002E or even ML1502E. The differences are so minor between the Mettler ML balances and JS models that you really should download the user manual and see if you can find the differences. If you can't tell the difference between the JS and ML give us a call at 978-521-7095 and a product specialist is available to help answer your questions.
Mettler Toledo JS Jewelry Standard Series Jewelry Balances
Precious metals and stones can you cost you, not only in price, but in profits and reputation if there is disagreement about gemstone weighing. This is why gold and diamond weighing precision is so important. Whether you are simply weighing an important sample of gold or diamonds, analyzing sample weights, or determining densities, quality weighing is especially important. Choosing a Mettler Toledo balance means choosing the right weighing instrument to benefit both your professional standing and peace of mind.
Ten pre-programmed applications- Mettler JS electronic jewelry balances have 10 application modes to suit a variety of weighing needs. Note - in order to use any of these functions they must first be set on one of the user selectable function keys.
Count pieces of uniform weight quickly and easily
Check a sample weight as percentage of a reference weight
Check the deviation of a sample weight, within a tolerance limit, to a reference weight
Multiplication Factor Weighing
Division Factor Weighing
Allows you to determine the sensitivity of the balance
Automatic repeatability testing, display test, motor test, scale history
Best choice for gemstone traders - Working with diamonds and other gemstones requires absolute precision – a small weight discrepancy means loss of money. So it is essential to have a precise and
reliable weighing instrument. JS diamond and gemstone scales have features that make weighing precious stones and metals easy and efficient.
Motorized internal calibration provides hassle-free adjustment of your jewelry balance.
High contrast backlit LCD display for certainty of gold weight measurements
RS232 interface for connection of jewelry balance to PC, auxillary display, or printer
Underhook weighing for specific gravity and below scale weighing
Custom Weigh Units - JS series carat balances offer two ways of creating your own customized weigh units by either multiplying or dividing by a predefined factor.
Multiplication factor weighing
Requires the function to be set to one of the user selectable function keys
Multiplies the sample weight value in grams by a predefined factor and calculates it to a predefined number of decimal places
Division factor weighing
Also requires the function to be set to one the user selectable function keys
Divides the sample weight value in grams by a predefined factor and rounds it to a predefined number of decimal places
Self Diagnostic Testing- Use the JS gold jewelry balance's diagnostic application to find errors with the scale faster and more efficiently.
Requires a printer or PC be connected to the balance to display the results of the diagnostics
Repeatability Test allows you to repeat tests with internal weight for a given number of times
Display Test to assure that the backlit LCD display is working properly
Key Test to test the operation of the keys of the balance
Motor Test allows you to test the motor used for internal calibration. Requires internal calibration feature
View or print the history of the balance including the operation time, number of weighings, number of key presses, and number of motor movements
Accurate and Fast - Carat balances from Mettler Toledo are designed to deliver accurate,
trustworthy and repeatable
results every time. JS series digital gold balances feature a MonoBloc weighing cell and internal calibration weight for rapid settling and fast response times
MonoBloc weigh cell provides a robust and accurate heart to the Mettler JS gold balance with less hysteresis than other forms of weigh cells
Motorized internal calibration system assures quick and easy automatic calibration so you can start weighing sooner
Adjustable levelling feet and bubble for proper set up
Designed to Last - Mettler provides several quality features in its jewelry balances to assure that they fulfill you gold jewelry weighing needs for years to come.
High-quality die cast aluminum housing provides protection for the load cell from dust and moisture
Overload protection assures that even an accident will not fatally damage the balance
Protective cover for when the balance is not in use assures that inadvertent damage will not happen to the weigh pan or keys
All of these features also make the JS digital jewelry balances easy to clean
JP or JS Gold Jewlery Balance ?
The main difference between the JS and JP gold jewelry balances is the number of additional features. For example, with the JP gem weighing scales you get Mettler's FACT automatic internal calibration system. You also get two data interfaces, either two (2) RS232 or one (1) RS232 and one (1) USB. The display of a JP is also different from that of a JS, JP has a high contrast HCD display while JS has a backlit LCD display. Finally, JP jewelry balance have built in density determination software to augment your weighing options.
Select from 10
different Mettler Toledo jewelry balances.