Registers the sunshine duration over one day. A cut glass sphere focuses the sun's rays and leave an image line on the strip chart. The length of the image corresponds to the durat...
Instrument to measure the global radiation and the sunshine duration.The threshold of sunshine duration is stated by the German Weather Service (DWD) with 120 W/m². The sensor deli...
Instrument to measure the sunshine duration and direct radiation. The sunshine duration is defined as period, in which the direct solar radiationexceeds the threshold of > 120 W...
The sensor acquires the radiations UV-A and UV-B independently from each other. The measuring results correspond to the erythema-curve acc. to DIN 5050.They give direct information...
Measuring transmitter for short-wave radiation which might cause irreversible damages of the human skin. The relative spectral sensitivity of the sensor correspond to the erythema-...
The instrument serves for the acquisition of the daylight intensity, and is adapted to the sensitivity of the human eye. The linearized electrical output signal can be used for the...
Measuring sensor for the acquisition of the brightness. It can be used for the regulation of shading devices, heating and irrigation plants in automatically controlled green houses...
Measuring instrument for the acquisition of the daylight intensity.The electrical output can be used for the regulation of shading devices, heating and irrigation plants.The acquis...
The brightness transmitter serves for the acquisition of the daylight intensity, depending on the position of the sun. The physical measuring values are output as illumination-prop...
The instrument serves for the measurement of the heat flux through a surface. Consists of 205 Cu-CuNi thermocouples between two stainless steel plates.Delivery includes calibration...
Instrument serves for the measurement of the heat flux in a wall or in the earth. Order-No. 7.1417.10.000 meas. range +2000 ... -2000 W/m² sensitivity 500µV/mW/cm...
WMO- recommended measured value transmitter to determine global radiation. It is also used as a reference instrument due to its measurement precision. Easy to adjust horizontally o...
Measured value transmitter to determine global radiation. It is also used as Albedometer. Easy to adjust horizontally owing to its adjustable feet and a level. The instrument is "f...
Measuring value transmitter for the determination of the global radiation. The instrument can be used also as Albedometer.The instrument is "second class" according to WMO and ISO ...
Serves for shading the Pyranometer from direct solar radiation. By that, an exact measurement of the diffuse sky radiation is possible. Suitable sensors:Pyranometer CM 11 or Pyrano...
Electrical measuring instrument to measure the global radiation.The sensor element consists of a silicon photodiode; it delivers a voltage signal in direct proportion to the radiat...
Electrical measuring instrument to measure the global radiation. The measurement is cos-corrected.Delivery includes calibration certificate. Order Code 7.1415.09.xxx ...
Electrical measuring instrument to measure the global radiation. The measurement is cos-corrected.Delivery includes calibration certificate. Order Code 7.1415.05.xxx ...
Instrument for measuring the total radiation balance. Two completely identical contra-connected thermopiles measure the global- and reflex-radiation and output the difference as me...
For measurement of the total radiation balance, global radiation and reflected radiation. The measuring values of the global and the reflected radiation are output separately. The ...
ZTo measure the short-wave radiation balance, global radiation and reflection radiation of the ground. The measuring values of the global and the reflected radiation are output sep...
The instrument serves to measure the net radiation, the difference between the total radiation from above (solar radiation and long-wave atmospheric counter-radiation) and the tota...
With the PAR-sensor the photochemical growth processes of outdoor- and greenhouse-plants can be optimized. The sensitivity corresponds to the optimal degree of effect of chlorophyl...