Loma IQ3 Metal Detector, Checkweigher & Bins. Sold as Seen. The metal detector unit (01121A) has an overall width of 1000mm, length of 1200mm, height of 1400mm, belt width of 300mm, belt length of 1010mm, aperture height of 150mm, and aperture width of 350mm. The checkweigher and bins unit (01121B) has an overall width of 1000mm, length of 2400mm, height of 1750mm, belt width of 300mm, belt length of 1300mm, checkweigher belt length of 350mm, and checkweigher belt width of 300mm.