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Extend Series Milligram Balances- Innovative Milligram scales that
meet all your lab weighing requirements at an affordable price.

Sartorius Extend Milligram Balance Series is our newest milligram balance offering lightening fast weighing results, high-contrast backlit LCD, plus an intuitive menu navigation that makes the operator's manual practical obsolete.  You can also purchase these milligram balances for an additional cost with factory installed built-in motorized calibration.  Combining affordability with a versatile design the Sartorius Extend is the new standard for milligram 3 decimal place weighing.  The Sartorius Extend Series is great for schools, universities, an pharmaceutical weighing applications looking for an economical and efficient laboratory balance.
milligram balances   In the real world there is more to a milligram balance then just specs and average quality.  Sartorius has created a new level between basic (TE Series) and standard balances (CP Series) with, both in quality and affordability.  This new level in milligram weighing technology is the Sartorius Extend Series.

The Sartorius Extend Series has more versatility in high-resolution applications: 1 mg to 620 g and 10 mg to 6,200 g.  Sartorius makes top-of-the-line mechatronic technology at a reasonable cost.

Reliable weighing results all the time with an Extend balances even under less than ideal ambient conditions is possible thanks to Sartorius' highly sophisticated digital compensation algorithms allowing your new scale or balance to weigh even in the worst ambient conditions.

Sartorius 21st century weighing technology featuring a unique robotically etched monolithic weigh cell ensures long-term, high accuracy and minimizes the effects of temperature drifts.  Providing legendary dependability that users around the world have come to appreciate in a genuine Sartorius lab balance.

The novel housing finish of the Extend Series balance and scale is made to withstand many aggressive solvents, such as acetone and ethanol.
Extend Series Features and Highlights
  • New Powerful Microprocessor: Why buy yesterday's electronics?  Fast microprocessor shortens the response time saving you time which translates into lower labor cost.
  • User Friendly Operation: Short, plain-English text prompts and cursor keys for navigation make it so simple for you to configure the balance to meet your individual requirements.  You can also change the language to German, Italian, Spanish and more making the Extend Series the bilingual balance of the world.
  • Extend balance and scale comfort zone: A simple, easy-to-understand control panel, key function assignments and the easy-to read display are ideal for efficient weighing in your lab.
  • Answer to complicated and tedious routines: When you need to get a heavy workload of repetitive applications done fast and reliably, day in and day out, the last thing you need is a lab balance so complicated that it causes operating errors and wastes your valuable time as a result.
milligram scale
  • Quick level indicator: Spirit leveling bubble is positioned conveniently right next to the display so that checking whether the balance is level becomes “second nature” to the operator. 

  • Intuitive high contrast backlit display: Icons to tell you at a glance which application you are using.

  • OPTIONAL Built-in-, Motorized Calibration: Choose from External Calibration: or for an additional $232 equip your Extend Lab Balance with motorized internal calibration to ensure the highest weighing accuracy at all times with the simple press of the calibration key.

  • Keypad: All buttons / keypads are micro switches offering better reliability and positive click so you'll know when you pressed the button.

  • ISO|GLP-compliant printouts: Raw data, calibration and adjustment data, the Sartorius Extend balance will generate them – at the touch of a key when connected to a data printer.

  • Multiple weighing modes including: Grams, Kilograms, Carats, Pounds, Ounces, Troy ounces, Hong Kong taels, Singapore tales, Taiwanese taels, Grains, Pennyweights, Milligrams, Parts per pound, Chinese taels, mommes, Austrian carats, Tola, Baht, Mesghal, Tons, Pounds:Ounces, Newton.
sartorius balance
sartorius precision weighing

Integrated application programs included Percent Weighing, Net-Total Formulation,
Dynamic Weighing (weighing averaging), and counting.
percent weighing  
animal balance
Icons tell you at a glance which application you have selected, such as weigh averaging|dynamic animal weighing, net-total formulation or counting.
  Short menu-driven prompts
Bi-directional RS-232 Connectivity or purchase our OPTIONAL USB Kit
usb balance interface
Hanger for below-balance weighing for specific gravity applications
specific gravity weigh below balance
ed153 extend balance
ed323s extend balance
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ED423S ED623S
See Replacement
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Capacity x Readability 150 g x 0.001 g 320 g x 0.001 g 420 g x 0.001 g 620 g x 0.001 g
Repeatability (std deviation)  ±0.001 g   ±0.001 g ±0.001 g ±0.001 g
Linearity  ± 0.002 g   ± 0.002 g   ± 0.002 g   ± 0.002 g
Response Time (average) 1.3 seconds 1 seconds 1 seconds 1 seconds
Tare Range FULL to Capacity
Selectable Weight Units g, kg, ct, lb, oz, ozt, tlh, tls, tlt, Gn, dwt, mg, /lb, tlc, mom, K, tol, bat, and MS.
Selectable Application Programs Toggle between 5 weight units, weigh average, calculation, dynamic animal weighing/averaging, net-total formulation, percent weighing, totalizing, density determination and counting
Display Update 0.05–0.4
Display LCD with backlit
Operating Temperature Range 50° F to 86° F (+10° C to +30° C)
Allowable Ambient Operating Temperature 41° F to 104° F (+5° C to +40° C)
Sensitivity Drift ±3.3 ppm / °C ±2 ppm / °C ±2 ppm / °C ±2 ppm / °C
External Calibration 100 g Optional 200 g Optional 200 g Optional 500 g Optional
Pan Size ø4.5 in / ø115 mm
Dimensions (entire balance)
W x D x H
9" x 11.9" x 5.35 " inches / 230 x 303 x 136 mm
Built-in RS-232 Interface YES YES YES YES
Weighing Below A port for a hanger for weighing below the balance is available.  You can attach a sample using a suspension wire, for example.  Common applications for weighing below the balance includes density determination.
Power Source AC adapter 230 V or 115 25 V
Power Consumption maximum 16; typical 8
Approx. hours of operation with YRB05Z rechargeable battery pack (backlighting on) 35 hours (requires purchase of optional YRB05Z rechargeable battery pack)
Standard Equipment AC Adapter, Round glass draft shield with cover
Optional Accessories Data cable, External calibration weights, Data Printer, External rechargeable battery pack, SartoConnect, Density determination kit, Standard Operating {procedure, Industrial AC Adapter, Adapter cable
Warranty 2 Years Manufacturer Limited Warranty
Net Weight, Approx. 2.6 kg / 5.73 lbs. 3.2 kg / 7 lbs. 3.2 kg / 7 lbs 3.2 kg / 7 lbs
extend lab balance Data Sheet extend balance manual Download the brochure loaded with tons of information. balance User Manual sartoureus balance Download the user manual.  If you have a question how it works it is in the manual.


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