EWJ & KB Precision Balance

Brand: Kern
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EWJ & KB Precision Balance

Brand: Kern
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EWJ Precision Balance: High-quality precision balance with automatic internal adjustment, also with EC type approval [M].
Features
  • Easy to use: All primary functions have their own key on the keypad
  • Automatic internal adjustment time-controlled every 2 hours. Guarantees high degree of accuracy and makes the balance independent of its location
  • Capacity display: A bar lights up to show how much of the weighing range is still available
  • Draft shield standard on all models with [Max] = 600 g weighing space W×D×H 134×128×80 mm
  • only EWJ 300-3H: Large glass draught shield with 3 sliding doors for easy access to the items being weighed, weighing space W×D×H 155×175×217 mm
  • RS-232 data interface, standard (not for EWJ-SM)
  • USB interface for transferring weighing data to the PC, printer, USB sticks etc. (not for EWJ-SM)
  • Protective working cover included with delivery
  • In order to make it easier for you to make the right choice of KERN balance, we have included a quality code for each model, which is made up of two quality features and will give you technical data and pictograms in addition to the product features. This will help you to make the decision on the perfect balance for your application

Specifications

Brand

Construction

  • Casing Material: Plastic
  • Level Indicator: Yes
  • Revolving Screw Feet: Yes
  • Dimensions Draft Shield (WxDxH): 144 - 180 x 139 - 191 x 81 -230 mm
  • Dimensions Housing (WxDxH): 215 - 220 mm x 315 - 340 mm x 90 - 321 mm
  • Overall Dimensions Mounted (WxDxH): 220 mm x 340 mm x 180 - 321 mm
  • Weighing Space (WxDxH): 134 - 155 x 128 - 175 x 80 - 217 mm
  • Weighing Surface (d): 80 mm, 120 mm, 155 x 145 mm
  • Material Weighing Plate: Stainless Steel

Display

  • Display Digit Height (Large): 1.65 cm
  • Display Digit Height (Small): 5 mm

Power Supply

  • Charging Time: 12 h
  • Operating Time (Backlight On): 10 h
  • Input Voltage: 100-240 V 50/60 Hz
  • Mains Adapter: Mains Adapter External
  • Mains Adapter/Adapter Included: EURO CH UK US
  • Operating Time (Backlight Off): 20 h
  • Rechargeable Battery: Optional - Intern

Functions

  • Capacity Display: Yes
  • Function to Save Totals: Yes
  • Counting Function: Yes
  • Percentage Determination: Yes

Measuring System

  • Adjustment Options: Internal Calibration (Auto)
  • Weighing Units: oz.t ct tl (HK) g oz. mo lb dwt tl (Singap. Malays) tl (Tw)
  • Eccentric Loading at 1/3 [Max.]: 5 - 300 mg
  • Linearity: 5 - 300 mg
  • Readability [d]: 1 - 100 mg
  • Recommended Adjusting Weight: 300 g - 6 kg
  • Repeatability: 2 - 100 mg
  • Resolution: 60,000 - 300,000
  • Stabilisation Time Under Laboratory Conditions: 3 s
  • Tare Range: 300 g - 6 kg
  • Warm Up Time: 2 h
  • Weighing Capacity [Max.]: 300 g - 6 kg
  • Weighing system: Strain gauge

Environmental Conditions

  • Maximum Humidity: 80 %
  • Maximum Operating Temperature: 30° C - 35° C
  • Minimum Ambient Temperature: 15° C

Counting

  • Counting Resolution: 30,000 - 150,000
  • Minimum Piece Weight at Piece Counting (Laboratory): 2 - 100 mg
  • Minimum Piece Weight at Piece Counting (Normal): 20 - 1 g
  • Reference Weight: Yes

Technical Data About Verification EWJ600-2M

  • Minimum Load [Min]: 500 mg
  • Periodic Verification for Italy: 969-112
  • Verification Approval Conforming to 2014/31/EU: Yes
  • Verification by KERN Possible: Yes
  • Verification Class: II
  • Verification Value [e]: 100 mg

Documentation

Brochures

Certifications

Manuals

Technical Datasheets

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