Hygrograph HG 871

 Hygrograph  325 serves for registration of time course of relative humidity. Humidity-sensor is a hair-bunch.

The drive of registration roller is ensured by mechanic or electronic clock Quarz.

The basis of the device is made from duralumin and the mantle is steel. The whole device is painted with two-ingredient polyurethane.

Registration system drum, registration on reg.strip by a pen with long lasting filling
Diameter of drum 93 mm
Latitude of registration 80 mm
Measuring extent 0 % - 100 % r. v.
Accuracy ±3 %
Weight 3 kg
Time of roller turning adjusted 25.6/176 /744 hr.
Size 290x145x190 mm without sensor