Portable, handy, sturdy standard instrument for psychrometric humidity measurements. Used as a control instrument for humidity measuring instruments. The thermometers acc. to DIN 58661 can be calibrated. The thermometer capillary has a blue background and a clearly printed scale. The instrument is equipped with a moistening device and a psychrometer-table.
| Measuring range: | - 10 to + 60 °C |
| Graduation: | 0.2 °C |
| Accuracy: | ± 0.2 K, for thermometer |
| Aspirator: | spring-wound drive |
| Measuring time: | approx. 8 min
(4 to 2 m / s) |
| Dimensions: | Ø 90 x 420 mm |
| Weight: | 3.5 kg |
