Chopping Board Scales

Projects
Participants	Amx109
Skills
Status	Planning
Niche	Other
Purpose	Fun

purpose: to build a big chopping board with inbuilt scale

Design

• Waterproof
• must display weight on surface of chopping board
• minimum 'maximum weight' of 5kg, with minimum 1g increments. pref 0.1g
• touch sensitive button
  • on/tare

Electronics

Inspired by http://jdesbonnet.blogspot.co.uk/2010_10_01_archive.html

load cell: http://www.ebay.co.uk/itm/22-lbs-10Kg-Aluminium-Alloy-Hopper-Scale-Load-Cell-Transducer-/290913452703?pt=UK_BOI_Electrical_Test_Measurement_Equipment_ET&hash=item43bbcb029f

Materials

Chopping board:

• http://www.ikea.com/nl/nl/catalog/products/90115544/
• http://www.ikea.com/nl/nl/catalog/products/00233429/