(Gas Sensing)
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An unsatisfactory room air quality of indoor rooms (e.g. in offices) can easily cause tiredness, poor powers of concentration and even diseases to people. Indicator for the room air quality is the... (View Full Article)
(Environmental Sensors)
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For humidity measurements various methods are used that differ from each other mainly with regard to their accuracy and their suitability for long term measurements and the substance used for the... (View Full Article)
(Data Acquisition Products)
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Thermocouples consist of two spot-welded wires of different metals or alloys. The thermoelectric effect at the contact surface is used to measure temperatures. A relatively small thermoelectric... (View Full Article)
(Pumps)
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Debem air operated diaphragm pumps are characterized by exceptional performance, power and strength, making them ideal for pumping liquids with very high apparent viscosity up to 50000 cps (at 20°C),... (View Full Article)
(Temperature Sensing)
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nderstanding an object's emissivity, or its characteristic "radiance" is a critical component in the proper handling of infrared measurements. Concisely, emissivity is the ratio of radiation emitted... (View Full Article)
(Valves)
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The charts below demonstrate the effectiveness of Ventiduct for heat control by thermal radiation. The Ventiduct reduces the temperature rise in the valve by approximately 12°C. Test Conditions: Fluid... (View Full Article)
(Pumps)
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The materials listed for use in the construction of pumps for different liquids are for general application only. In the selection of materials consideration should be given to general practice and... (View Full Article)
(Pumps)
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General pump selection: Applicable to the handling of all reasonably clean liquids, preferably having some lubricating value. Also suitable for handling non-lubricating liquids under limited... (View Full Article)
(Valves)
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Check that the coil supplied with the valve has the correct voltage and current required. If not, replace it with the adequate coil without changing the valve. The allowed voltage variation that does... (View Full Article)
(Temperature Sensing)
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The Royal Astronomer Sir William Herschel discovered "Dark Heat" radiation in 1800. In 1880 the term "infrared" was coined. Samuel Langley invented the bolometer that measures variations of resistance... (View Full Article)
(Pumps)
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Peristalsis is one of the oldest pump designs. Early Greeks used the word peristalsis to describe the operation of a wave of automatic contractions, propelling contents along body tubes to transport... (View Full Article)
(Valves)
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The control valve is one of the most important items in a fluidic system. If greater attention were paid to the proper sizing and application of control valves there would be fewer flow control... (View Full Article)
(Pumps)
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he piston (5) is moved by the electromagnetic field generated by the single wave diode rectified current flowing through the coil (4). Each current pulse moves the piston against the pressure spring... (View Full Article)
(Seals)
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The soft seal option is particularly useful in analytical and clinical chemistry applications where inert valve materials are needed but particulate matter may be present in the fluid stream.... (View Full Article)
(Data Acquisition Products)
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Special ALMEMO® software programs give you complete control of the whole measuring setup and ensure convenient device handling. Once measured values have been acquired by the ALMEMO®... (View Full Article)
(Data Acquisition Products)
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Since the first ALMEMO® handheld instrument was introduced in 1993, we have continuously improved the fascinating ALMEMO® system with its infinite possibilities for sensor connection, data... (View Full Article)
(Pumps)
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Autoclude Peristaltic pumps, following the standards applied by Autoclude, use the highest possible grade of peristaltic pump tubing. The performance of a peristaltic pump is very often judged upon... (View Full Article)
(Valves)
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The Ventiduct is an optional part fitted between the valve body and solenoid. It has ducts for ventilation and heat radiation. Ventiduct isolates and protects the metal solenoid parts from contact... (View Full Article)
(Flow Sensing)
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Selection of the best flow meter for your specific application is a critical step, one that will affect the quality of your process for years. Choosing the wrong meter can lead to inaccurate readings,... (View Full Article)
(Valves)
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The internal volume is the space between the isolation diaphragm and the valve body. When the valve closes, this volume is trapped, often reducing the sensitivity of the instrument. In a conventional... (View Full Article)