The OTT Thalimedes float-operated shaft encoder level sensor and logger provides proven water level measurements in continuous, unattended monitoring in ground and surface water applications. The Thalimedes is a very low cost solution for new measuring sites and is extremely easy to connect to existing paper chart recorders, making a digital upgrade simple and cost-effective.
Mechanical Water Level Monitoring For Ground And Surface Waters, Proved For Decades.
Mechanical Water Level Monitoring For Ground And Surface Waters, Proved For Decades.
Mechanical Water Level Monitoring For Ground And Surface Waters, Proved For Decades.
The OTT C2 small current meter for discharge measurements for shallow waters in small rivers, channels, laboratories and river models.
The OTT C31 Universal Current Meter is designed for flow velocity measurements in combination with hand-held wading rods or cable suspended from a bridge or boat. Different accessories like sounding weights (middle pieces), sounding reels (winches), cable ways etc. allow the setup of a complete flow monitoring station.
Use The Following Instructionns To Assemble Either A Standard Wading Rod System Or a Top-Setting Rod and to attach a Model 622A or 622D Price Meter.
Use The Following Instructions to assemble either a standard wading rod system or a top-setting rod and to attach a Model 625A and 625D pygmy meter.
Use the following instructions to connect the Model 1100 Digital Flow Velocity Indicator to your rod-suspended digital Price or pygmy meter.
The Stevens Type A is a float-operated recorder that provides a permanent,continuous,long-term graphic record of water level fluctuations.
the precise mechanical masterpiece and only genuine Woelfle wind recorder, steadily records wind direction and wind run. The traditional strip chart recorder with manual wind-up and waxed paper registration offers top quality. Long-standing, trouble-free operation is guaranteed. The measuring parts are made of light metal, the wind vane is detachable, the solid steel sheet housing is lockable, the cups are anodized – ideal prerequisites for reliable measurements.
works absolutely self-sufficiently and registers the wind run with a manipulation-proof counter in an endless recording. The 3-armed, anodised, cup rotor is mounted on precision ball bearings and makes year-round maintenance-free operation possible in most climates.
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and a very economical purchase is this wind pair. Furthermore, the sensors impress with high accuracy, the simplest mounting methods and ultimately robust, seawater resistant materials. The optimal heating of the sensor head and the minimum power demand of the system are made possible by thermal decoupling of the housing shaft.
of the 5 weather describing factors is the sensor QUATRO-IND. The compact construction of the static measuring system as well as the space saving, robust housing make the sensor extremely reliable, durable and very accurate.
reliably registered with strip chart and drum recorder. Precipitation is registered free of manipulation. Especially in remote locations, which can only be controlled sporadically, a recording time of 31 days is of great advantage. Depending on the conditions of employment, the varieties can be used year-round outdoors and in temperatures as low as -20 °C (with heater).
the sensor (15188) stands up to any comparison with others in its class. Modern tipping and heating technologies guarantee high reliability, precision and minimal evaporation influences. The system empties itself and registers all precipitation, therefore overflowing is impossible. The 4cm3 bucket with large measuring volume has been constructed especially for extreme precipitation incidents, such as tropical rainstorms or longer recording intervals.
lies behind the weighing precipitation sensor (1518 H3). Not only are the collecting funnel and drain funnel heated, but also the collecting ring. Here, the snow is thawed so that the snow fall is measured promptly. The new electronically regulated three-circle heating device minimises evaporation effects. Several thousand of these precipitaion sensors are in use world-wide.
is impossible for the elements here. According to Piche, the water-level indicator is read on the glass tube. This method is easily applied inside buildings as well as in the open field. Realistic measuring conditions are created in the evaporation pan. Therefore, level measurement by hook gauge in the still well is the most commonly, best tested and most accurate measuring principle.
measures three parameters: dry, humid and extreme temperature. By ingenuous mathematical methods and in combination with air pressure, a variety of further parameters are obtained: absolute and relative humidity • saturation vapour pressure and air pressure • dew point temperature • mixing ratio of vapour pressure and air pressure • mixing ratio of dew point temperature and air pressure • specific air humidity derived from mixing ratio.
were produced for the first time by James Six in 1782 and accordingly named after their inventor. They are suitable for determination of instantaneous temperature, but also the highest and lowest temperature values over a specific observation period.
are these easily readable, fine scales. The glass thermometers are safe and protected against radiation, encased in a nickel-plated brass frame. The ladle of the water thermometer (1077) is made of the same material and therefore very robust. In the case that a thermometer actually has to be replaced, this can be done in no time at all.
is measured inside the cost effective, practical and robust standard housing. The technical design enables the on site changeover of the measuring range, as well as the choice of the output signal. This universally applicable sensor is the right solution for price conscious customers. It distinguishes itself through its low maintenance and easy operation.
applied on one of the few keys and the true barometric pressure is displayed digitally with reference to the local altitude or sea level. Special functions such as barometric altimetry, taring, or max/min storage complete the instrument's high performance.
is the donation of choice natural hair for use as a humidity measuring element. The resulting manually adjusted sensitive natural hair grid has been employed for decades outdoors or when high accuracy is required. The precision mechanics meter drives the recording drum (acc. to DIN 58658), on which the special smear-proof charts are mounted. The even draft of curves as a continuous recording of relative humidity is written by a felt pen.
in mechanics and precision are LAMBRECHT's drum recorders. Manually manufactured, these instruments are subject to very narrow production tolerances. Traditional but matching today's high requirements, the recording of temperature values is provided independantly from mains power and is manipulation proof. The well organised display of the results as well as robustness and stability distinguish these drum recorders.
is this combination of high-quality measuring elements, housing and drum materials and highly precise clockwork. It is manually assembled, adjusted and tested. The proven natural hair grid is the most frequently used device to measure humidity. In low ('<'25%) or quickly changing humidity as well as in temperatures below -10°c the pernix®-elements are the best qualified. they guarantee low reaction time and high quality. especially advantageous is the use of synthetic fibre in rooms and temperatures between -10...+40°c, since no regeneration is required.
make up an aneroid capsule set - the measuring element of the barograph. The carefully aged materials guarantee the highest long-term stability. LAMBRECHT adjusts the measuring ranges, which encompass a range of 106.7 Pa, to the location's altitude. They can lie between 705 hPa and 1241.7 hPa.
are coming when sunbeams hit the precision-grinded glass sphere and the rays are focused. The stronger the sun shines, the more intensive the focal point which leaves traces on the recording cards is. Absolutely self-sufficient, the sunshine recorder reliably measures the sunniest hours year-round. The robust, non-corrosive, and easy-to-use device is employed in northern as well as in southern latitudes worldwide.
and in a sunny spot the pyranometer (16103.3) is in an ideal location. The determination of global radiation is performed by thermal difference measurement by means of a thermopile, which comprises high-quality thermocouples. The glass dome above it protects against cooling by wind and against soiling. For optimum orientation the pyranometer is equipped with an integrated levelling base plate.
in the form of sunshine trigger the three identical sensor elements’ quick response. The elements themselves are absolutely immovable and thus guarantee maintenance-free operation, extreme robustness and longevity. In all latitudes – without regard to the geographical position – the sensor is easy to install. In ice and snow, the system’s optional twophase heating makes various applications possible. The amount of sunny hours per day is as interesting as the possibility to automatically control sun shades.
LOG stands for simple, logic dataLOGger, IND for INDustrial application and NAV for application in NAVigational systems in maritime navigation. Based on experience, specific characteristics and features are optimally adjusted to any individual field of application. All SYNMET systems are preconfigured and contain an individual, meaningful documentation.
Is the basic of a small weather station, especially for mobile outdoor applications incl. traverse for humidity -/ temperature- and radiation sensors
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