Instrumentation, Measurement and Control - Ashcroft

Process gauges are instruments explicitly designed for monitoring and measuring pressure in industrial processes. They are built to withstand harsh operating conditions, such as high temperatures, corrosive environments, or high pressure levels. Process gauges are commonly used in industries like oil and gas, chemical manufacturing, and power generation, where accurate and reliable pressure monitoring is crucial.

Industrial gauges are versatile pressure measuring devices used in a wide range of industrial applications. They are designed to withstand demanding environments and provide accurate pressure readings for processes such as manufacturing, HVAC systems, hydraulic systems, and pneumatic systems. To suit different industrial requirements, industrial gauges are available in various sizes, pressure ranges, and connection types. They are known for their durability, resistance to vibration and shock, and ability to provide precise pressure measurements in industrial settings.

Commercial gauges are pressure gauges primarily used in commercial applications, such as retail, building management, and general-purpose industrial settings. These gauges are often designed for lower pressure ranges and standard environments. Commercial gauges can be found in applications such as HVAC systems, water supply systems, pneumatic tools, and process control in commercial buildings. They are cost-effective solutions for pressure monitoring needs in less demanding commercial environments.

Bimetal thermometers are widely used temperature measurement devices that employ a bimetallic strip to indicate temperature changes. These thermometers consist of two metal strips, typically made of different metals with different coefficients of thermal expansion, bonded together. The metals expand or contract at different rates as the temperature changes, causing the bimetallic strip to bend. This bending motion is then translated into a rotational movement displayed on a calibrated dial to indicate the temperature. Bimetal thermometers are known for their simplicity, durability, and cost-effectiveness. They are commonly used in various industries and applications requiring reliable temperature monitoring, such as HVAC systems, automotive, food processing, and industrial processes. Bimetal thermometers offer advantages such as wide temperature ranges, resistance to shock and vibration, and ease of installation. They are available in different sizes and configurations to suit specific application requirements. With their robust construction and accurate temperature indication, bimetal thermometers provide a reliable and cost-effective temperature measurement solution in various industrial and commercial settings.

A pressure switch is a device used to monitor and control pressure levels in systems or equipment. It detects changes in pressure and activates or deactivates a switch or relay based on predefined pressure thresholds. Pressure switches are widely used in various applications such as HVAC, industrial automation, hydraulic systems, and pneumatic equipment. They provide reliable pressure monitoring, ensuring safe and efficient operation by triggering alarms, activating pumps or valves, or controlling system pressure.

Pressure transmitters, also known as pressure transducers, are instruments used to measure and transmit pressure readings as electrical signals. These devices convert pressure into an analog or digital signal, which can be utilized for monitoring, control, or data acquisition purposes. Pressure transmitters offer accurate and reliable pressure measurement in industrial processes, HVAC systems, manufacturing, and other applications. They provide real-time pressure information, enabling precise control, system optimization, and preventive maintenance.

Pressure control accessories encompass a range of supplementary components and tools used to enhance the functionality, installation, or protection of pressure control systems. These accessories include pressure relief valves, pressure gauges, snubbers, manifolds, fittings, and connectors, among others. Pressure control accessories ensure proper system integration, accurate pressure measurement, secure connections, and protection against overpressure or contaminants. They play a crucial role in optimizing the performance, safety, and reliability of pressure control systems in various industries.

Test gauges, also known as calibration gauges, are specialized instruments used to verify and calibrate the accuracy of other pressure measuring devices. They are typically manufactured with high precision and accuracy, ensuring reliable calibration results. Test gauges are often used in calibration laboratories, manufacturing facilities, and quality control processes to calibrate and validate the performance of pressure gauges and other pressure measurement instruments. These gauges are built to meet strict accuracy standards and can measure a wide range of pressure values, making them essential tools in maintaining the accuracy and reliability of pressure measurement equipment.

Pressure transducers are devices used to convert pressure measurements into electrical signals. These transducers utilize various sensing technologies such as strain gauges, capacitive elements, or piezoresistive elements to measure the pressure of liquids or gases accurately. They are widely used in industrial, automotive, and HVAC applications for monitoring and controlling pressure. Pressure transducers offer benefits like high accuracy, fast response times, and compatibility with different pressure ranges. They provide valuable data for process control, safety monitoring, and system optimization.

Thermowells are protective enclosures or fittings that house temperature sensors in industrial processes. They provide a barrier between the sensor and the process media, protecting against corrosive fluids, high-pressure environments, or mechanical stresses. Thermowells facilitate easy sensor installation, replacement, or maintenance without interrupting the process. They ensure accurate temperature measurement and prolong the lifespan of temperature sensors, making them essential components in industries such as chemical processing, oil and gas, power generation, or food and beverage.