AND Instruments GR-300-EC, GR Series Verified Analytical Balances, Maximum Capacity 310g, Readability 0.1mg, Pan Size 85mm Dia, with Internal Calibration

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GR analytical balances feature an internal automatic calibration function as well as an RS232 data output and data logging as standard. Also has unique ergonomic door design.


ModelCapacityResolutionVerification ValuePan Size
GR-300-EC310g0.1mg1mgØ 85mm

Models with “-EC” at the end are EC-type approved.
“2nd stage verification” is available as an optional service.
* Dual range

Standard Features:

Percentage Function

  • £2620.00
Qty:  
  • EC Type approved
  • Fully automatic self calibration with one push of the CAL key or triggered by temperature change
  • Easy access door with a front lever for quick and efficient access to the weighing chamber
  • Splash proof keyboard and display
  • Automatic adjustable environment settings
  • Multiple weighing units
  • Standard RS-232C communication with PC
  • Underhook weighing
  • WinCT software (download)
  • Large memory for weighing data
  • Approx. 30% smaller footprint than other analytical balances
  • GLP compliant


High Performance of up to 0.01mg Semi-Micro Weighing Automatic Self-Calibration and Ergonomic Design 

One Touch Calibration

Allows quick calibration with one push of the CAL key.

Automatic Adjustable Environment Setting

Adapts automatically to the most suitable Environment Response Setting to minimize adverse external effects. “FAST”, “MID” or “SLOW” is displayed.

Automatic Self Calibration

Performs self calibration automatically when a change of ambient temperature exceeds the preset temperature range.

13 Multiple Weighing Units

g, mg, pcs, %, oz, ozt, ct, mom, dwt, GN, tl, t (tola), m (messghal)

Two Layer Housing

Durable construction minimizes negative effects of ambient temperature changes. Splash Proof Keyboard and Display Protected from dust and spills.

Data Memory Function

Stores up to 200 sets of weighing data. Data can be output using numerical codes.

GLP/GMP Compliant 

Allows GLP or LIMS balance management by outputting the Balance ID number and weight used to calibrate the balance. The data can be output to A&D’s AD-8121B printer or a computer, indicating date, time, Balance ID number and calibration weight.

    • SKU
      GR-300-EC
    • Commodity Codes
      90160010
  • Manufacturer
    AND Instruments Ltd
  • Country of Origin
    Japan
  • Balances
    • Maximum Capacity
      310g
    • Readability
      0.1mg
    • Pan Size
      85mm ø Dia
    • Calibration Type
      Internal
    • Approved
      Yes
    • Communications RS232
      Yes
    • Communications USB
      Optional Extra
    • Communitions Ethernet
      Optional Extra
Options & AccessoriesModel
Rechargeable portable power supplyAD-1682
Density measurement kitAD-1653
Static eliminatorAD-1683
Remote controllerAD-8922A
Remote displayAD-8920
RS-232C/Ethernet converterAD-8526