Compact Balances - Newton Series

The Newton Series are compact balances with a quick response time, a weight capacity of 120 g to 6100g, and a resolution ranging from 0.01g to 0.1g. Their alkaline battery powered portability brings precision weighing to a new level of affordability. With a durable construction and a LCD display with backlight, the Newton series offers you a long lasting and precise measurements that are easy to get. Choose from ten popular models: EJ-120 to the EJ-6100.

For detailed specifications download the Newton Series brochure.

AF Series

Notable Features

  • LCD display with backlight
  • Percentage and counting
  • USB or RS-232 interface optional
  • Battery (4 x AA not included) or AC power
  • Full digital calibration
  • Underhook weighing
  • Specific Gravity function
  • Check-weighing capability
  • Fast - 1 second response time
  • 5 year warranty

Options Include

  • EJ-02 USB interface
  • EJ-03 RS-232C interface
  • EJ-07 Underhook for EJ-3000/EJ-4100/ EJ-6100
  • EJ-08 Underhook for EJ-1500/EJ-200
  • EJ-11 Breeze break
  • EJ-12 Carrying case
  • EJ-13 Density Determination Kit for EJ-120/EJ-200/EJ-300/EJ-410/ EJ-610

Compact Balances - Newton Series


Model EJ-120 EJ-200 EJ-300 EJ-410 EJ-610 EJ-1500 EJ-2000 EJ-3000 EJ-4100 EJ-6100
Weight Capacity 120g 210g 310g 410g 610g 1500g 2100g 3100g 4100g 6100g
Min. display "d" 0.01g 0.01g 0.01g 0.01g 0.01g 0.1g 0.1g 0.1g 0.1g 0.1g
Repeatability Std. deviation 0.01g 0.01g 0.01g 0.01g 0.01g 0.1g 0.1g 0.1g 0.1g 0.1g
Linearity ±0.01g ±0.01g ±0.02g ±0.02g ±0.02g ±0.1g ±0.1g ±0.1g ±0.2g ±0.2g
Sensitivity drift ±20 ppm / °C (10°C-30°C / 50°F-86°F) ±20 ppm / °C (10°C-30°C / 50°F-86°F)
No. of Samples 5, 10, 25, 50 or 100 pieces 5, 10, 25, 50 or 100 pieces
Max. Count 12,000 pcs 21,000 pcs 31,000 pcs 41,000 pcs 61,000 pcs 15,000 pcs 21,000 pcs 31,000 pcsq 41,000 pcs 61,000 pcs
Min. unit weight 0.01 g 0.1 g
Min. % display 0.1% 0.1%
Min.100% weight 1 g 10 g
Display 7 segment LCD display with backlight (char height 16mm) 7 segment LCD display with backlight (char height 16mm)
Display update 10 times per second 10 times per second
Operating temp. ±20 ppm / °C (10°C-30°C / 50°F-86°F) ±20 ppm / °C (10°C-30°C / 50°F-86°F)
Power supply 10°C-40°C / 14°F-104°F, less than 85% R.H. (non-condensing) 10°C-40°C / 14°F-104°F, less than 85% R.H. (non-condensing)
Battery operation Approx 70 hours (backlight off, alkaline batteries) Approx 70 hours (backlight off, alkaline batteries)
Weighing pan size 110 mm ø 127 mm x 140 mm
Weight Approx 850 g Approx 1100 g
Calibration weight (factory setting) 100 g 200 g 300 g 400 g 600 g 1500 g 2000 g 3000 g 4000 g 6000 g


Contact us today: Toll Free: 1.800.268.3269 or by Email:

The Ownership and Management - Interweigh Systems Inc. 51 Bentley Street, Markham, Ontario, Canada, L3R 3L1
Phone: (416) 491-7001 ~ Toll Free: (800) 268-3269 ~ Fax: (905) 940-1711

Or contact us at one of our five locations: Markham, Mississauga, Woodstock, Montreal and Calgary