Sling Psychrometer

as aluminum design for exact determination of relative air humidity, with 2 mercury thermometers.

Measuring range

-15 up to +40°C

Graduation

0.2°C, with wetting device
Accessories Spare wick, wetting device, psychrometer panel and box
Dimensions 260 x 180 x 20 mm
Weight approx. 0.2 kg
Order no. 3.008




Standard Psychrometer

(Hut psychrometer) on tripod, with thermometer and large spring aspirator for venting both thermometers


Standard Psychrometer

Measuring range

-35 up to +45°C

Graduation

1/5°C
Accessories Spare wick
Wetting device and psychrometer panel
The above psychrometer is equipped with peak thermometers
and holder (order no. 2001)
Dimensions approx. 600 mm high, ca. 200 mm deep
Length of psychrothermometer approx. 370 mm 
Weight approx. 2.6 kg
Order no.
3.009 Standard psychrometer  
3.009/F Spare spring aspirator for above standard psychrometer, dimensions: diameter 90 mm x 105 mm, weight: 0.57 kg



Assman Psychrometer

for psychrometeric measurement of humidity, large model, in robust version with chromium mirror finish and with handle. The instrument is supplied with two thermometers appropriate for verification according to DIN 58661.
Assman Psychrometer

Measuring range

-30 to +45 °C
(further measuring ranges available to option)

Graduation

1/5 °C
Accessories Wetting device
Psychrometer panel
Tree screw

Accuracy

+/-0.2 °C
Measuring time approx. 8 min., air flow > 2 m/s
Dimensions H 410 x W 68 x T 30
aspirator diameter 90 mm
Weight 3.6 kg incl. wooden box
Order no. 3.011



Hygrograph

for recording ambient relative air humidity. A hair respectively, plastic fiber element serves to picking up humidity. The Hygrograph is in a white varnished die cast metalhousing with a highly transparent, panoramic hood of macolon, hair harp as humidity measuring element.

Measuring range

0 to 100% rel. humidity

Accuracy limit

+/- 2.5% (rel. hum.)
Rotation of drum (on model with mechanical clockwork): 1 x in 1 day
1 x in 7 days
(selectively adjustable)
Rotation of drum (on model with electronic clockwork): 1 x in 1 day
1 x in 7 days
1 x in 31 days
(selectively adjustable)
Drum measurements Diameter 93.3 mm, height 93.3 mm
Recording with fiber pen, writing height 82 mm
Feed 1.67 mm, at 24 hours rotation 11.5 mm/h
Accessories 1 set recording strips (100 sheets)
1 spare fiber pen
Dimensions 280 x 138 x 190 mm
Weight approx. 2.5 kg
Above thermograph is also available with electronic clockwork,
switchable, 1 day/7 days/31 days.
When ordering electronic clockwork, use order addition "E"
When ordering plastic fiber measuring element, use order addition "K"
3.014/1 Spare recording strips (state measuring range) 7 days recording
3.014/2 Spare recording strips (state measuring range) 1 day recording



Thermohygrograph

for recording ambient temperature and relative air humidity. High-grade bimetal serves as temperature pick up and a hair, respectively, plastic element serves to picking up humidity. The values determined through both sensors are recorded separately from each other via a pointer mechanism. The case is made of white coated aluminum die casting and removable upper part with crystal-clear Macrolon panoramic hood. All parts have been manufactured from corrosion-resistant materials.

Measuring range

0 to 100% rel. humidity

Accuracy limit

+/- 2.5% (rel. hum.)
+/- 1.5% (C°)
Rotation of drum (on model with mechanical clockwork): 1 x in 1 day
1 x in 7 days
(selectively adjustable)
Rotation of drum (on model with electronic clockwork): 1 x in 1 day
1 x in 7 days
1 x in 31 days
(selectively adjustable)
Drum measurements Diameter 93.3 mm, height 186 mm
Recording with fiber pen, writing height 82 mm each
Feed 1.67 mm, at 24 hours rotation 11.5 mm/h
Accessories 1 set recording strips (100 sheets)
2 spare fiber pen
Dimensions 280 x 138 x 260 mm
Weight approx. 2.75 kg
Above thermo-hygrograph is also available with electronic clockwork,
switchable by lever action 1 day/7 days/31 days.
Order no Measuring range in °C
3.015/1 -35 to +45
3.015/2 -20 to +60
3.015/3 0 to +40
3.015/4 0 to +80
When ordering electronic clockwork, use order addition "E"
When ordering plastic fiber measuring element, use order addition "K"
3.015/THN Spare recording strips (state measuring range)



Baro-Thermohygrograph

(Meteorograph) for recording ambient temperature, relative air humidity and pressure. The instrument is equipped with high-grade measuring elements. Bimetal as temperature measuring element, hair array as humidity and temperature-compensated set of aneroid boxes for pressure measurement. The case is made of white coated aluminum die casting and removable upper part with crystal-clear Macrolon panoramic hood. All parts have been manufactured from corrosion-resistant materials.

Measuring range

0 to 100% rel. humidity

Accuracy limit

+/- 2.5% (rel. hum)
+/- 1.5% (C°)
+/- 1.5% (hPa)
Temperature measuring range -35 up to +45°C
Air pressure measuring range 106.7 hPa
Drum revolution 1 x in 7 days
Drum measurements Diameter 93.3 mm, height 276 mm
Recording with fiber pen,
Writing height per measuring range		 82 mm each
Feed 1.67 mm
Accessories 1 set recording strips (100 sheets)
3 spare fiber pen
Dimensions 280 x 138 x 350 mm
Weight approx. 4.2 kg
Order no.
3.016 Baro-Thermohygrograph (state erection height when ordering)
3.016/METEO 1 Spare recording strip



Thermometer hut

small model, with lockable door opening to the right, primed, white painted and finished, for erection of a thermo-hygrograph or a baro-thermo-hygrograph.

Inside dimensions

approx. W 400 x T 350 x H 485 mm

Overall size

W 580 x T 250 x H 680 mm
Weight approx. 15 kg
Order no. 3.020