HK-300-1 
HK-300-2 
HK-300-3
This paper moisture sensor can measure the moisture content of a variety of paper types, such as kraft paper, liner board, copy paper and cardboard. The HK300 series comes in three sets with different sensor types to accommodate the type of paper to be measured and the application : the HK-300-1 set includes a grip sensor, the HK-300-2 set includes an electrically conductive rubber sensor, and the HK-300-3 set includes a constant pressure sensor.
| Specifications | HK-300 Series (1-2-3) |
| Measurement method | Electrical Resistance Method |
| Applications | Kraft paper, Liner board, Copy paper, Cardboard, etc |
| Calibration curves | Kraft paper, Liner board, Copy paper, Cardboard |
| Measurement range | * Grip sensor: Copy paper, 4-15%/Cardboard, 6-20% * Conductive rubber sensor: Copy paper, 4-25%/Liner board, 6-23%/Kraft paper, 5-24% * Constant pressure sensor: Copy paper, 2-10%/Liner board, 5-15%/Kraft paper, 2-10% |
| Measurement precision | Standard error 0.4% (at 15% moisture or less) |
| Display format | Digital (LCD, smallest displayed unit 0.1%) |
| Power source | 6x 1.5V (“AA” size Alkaline), approx 0.45W |
| Dimensions and weight | 110(W) x 210(D) x 50(H)mm, Net 0.5kg (Only main unit) |
| Accessories | Carrying case, Shoulder strap, 6x 1.5V batteries (“AA” size Alkaline) |
| Options | Printer (VZ-330 or VZ-390), Printer cable (VZC-26) |