The Atago Model WM-7 digital refractometer provides the scales used in all wine-making regions of the world in one easy-to-select unit. The user only needs to choose one of the scales by pressing the SELECT button, placing one or two drops of Must on the prism and pressing the START button. The reading is shown on the large LCD within two seconds. Calibration is accomplished by placing a couple drops of water on the prism and pressing the ZERO button. Stable LED light source ensures accuracy and repeatability between users. With rugged construction, water-resistant design and light weight, this unit will provide years of reliable use in the fields, even in harsh, humid conditions. Complete with carrying case, plate screwdrivers, 9V battery and instructions. Dimensions: 9 x 17 x 4 (L x W x H, cm); weight: 300 g.
| Range | Resolution | Accuracy | |
| Brix | 0.0 to 45.0% | 0.1% | ±0.2% |
| Probable Alcohol (T.A. 1990) | 0.0 to 26.0% | 0.1% | ±0.2% |
| Probable Alcohol (T.A. 1971) | 0.0 to 25.0% | 0.1% | ±0.2% |
| Oechele (Germany) | 0.0 to 240 | 1 | ±1 |
| Oechele | 0.0 to 240 | 1 | ±1 |
| KMW (Klosterneuburger Mostwaagen) | 0.0 to 40 | 0.1 | ±0.2 |
| Baume | 0.0 to 21.0 | 0.1 | ±0.2 |
| CanLab No. | Description | Qty/Uom |
| 14F5408 | DIGITAL REFRACTOMETER, Wine Must, WM-7 | 1/EA |
