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From Clark Solutions
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Level transmitters or level transducers are used to measure the level of a liquid or bulk solid material (as well as slurries) within a specified space. For each measurement, they provide an electrical output that is proportional to the input level.
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Learn more about Level Transmitters
Pressure gauges are used for a variety of industrial and application-specific pressure monitoring applications. Uses include visual monitoring of air and gas pressure for compressors, vacuum equipment, process lines and specialty tank applications such as medical gas cylinders and fire extinguishers.
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Learn more about Pressure Gauges
Turbine flow meters measure the rate of flow in a pipe or process line via a rotor that spins as the media passes through its blades.
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Learn more about Turbine Flow Meters
Solar radiation instruments measure the spectral range of radiation, including global solar radiation (sun + sky), net radiation (incoming solar - reflected solar) and the photosynthetic light spectrum.
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Learn more about Solar Radiation Instruments
Conductivity meters, dissolved solids meters, and resistivity meters are analytical instruments that measure the conductivity, dissolved solids, and/or resistivity of a liquid sample.
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Learn more about Conductivity and Resistivity Meters
Product Announcements
Topics of Interest
5.1.3 Definition of Actuators and Actuation Systems
Automatic control of valves requires an actuator, which is defined as any device mounted on a valve that, in response to a signal, automatically...
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The operation of piston cylinder actuators is quite simple. As an air-to- close signal is sent from the controller to the positioner, the positioner sends air to the cylinder’s upper chamber...
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The chief advantage of diaphragm actuators is that they are relatively inexpensive to produce and are commonly seen through the entire process industry. Although limited in high-thrust requirements,...
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Nook Industries provides a complete selection of inch and metric Ball Screws, Roller Screws, Acme Screws, Lead Screws, End Bearing Supports, Precision Locknuts, Worm Gear Screw Jacks, Electric...
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5.4.2 Hydraulic and Electrohydraulic Actuators
When exceptional stiffness and high thrust are required—as well as fast stroking speeds—hydraulic and electrohydraulic actuators are...
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