Durham Instruments is your one-stop shop for high quality industrial and laboratory grade measurement components and systems! Select sensor technologies from the list on the left of main categories and filter down sub-categories. We have the solution to improve your unique application!
The Type HP-10 high pressure control valve is available in Globe or Angle configurations. It is well suited for the control of high pressure liquids and...
The Model 1100 turbine flow meter is the ideal meter for liquid flow measurement both on and off the oilfield. This meter maintains measurement accuracy and mechanical integrity in the corrosive and abrasive fluids commonly found in oil field water...
The extended bonnet globe control valve is available in a 14" length for 1/4" through 1" line sizes. It is specifically designed for control of extremely cold or hot fluids and gases. In cryogenic applications, the bonnet length serves to extend the...
The Type HP-15 is a high-pressure control valve using a 17-4ph stainless steel body along with a solid Stellite® innervalve...
he three-way valve modulates the control of liquids, gases or steam in either mixing or diverting applications. The unit features one common port and two non-common ports. Each innervalve within the unit is connected by a common stem and is stroked...
The three-way valve is for modulating control of liquids, gases or steam in either mixing or diverting applications. The unit features one common port and two non-common ports. Each innervalve within the unit is connected by a common stem and is...
The HP-40 valve is an ultra high pressure control valve using a tri-axially forged stainless steel body along with a solid Stellite innervalve assembly. The HP-40 valve can be used for both flow control as well as a Class IV shutoff valve. The...
The Cox 4010 and 4020 flow computers are designed for liquid applications with potential-varying process conditions. Panel mounted, these flow computers can simultaneously display linearized rate and total flow information. Flow can be monitored in...
Cox 4050 Multi-Input Linear flow computers monitor up to three independent flow sensors and provide automatic switching for manifold applications. Users can select mass or flow rate display via a unique, hand-held remote or front panel keypad. The...
An ultra high pressure control valve usinga 17-4 PH body along with a solid Stellite innervalve assembly, the HP-60 can be used for both flow control as well as a Class IV shutoff valve. The versatility of the HP-60 valve creates a singular solution...
The Blancett Series 900 flow meters are rugged, low-priced and specifically designed to measure floodwater line flow in secondary oil recovery operations. Using time-proven rotary vane and multi-jet impeller mechanisms, the Series 900 flow meters...
Blancett B1500 turbine flow meters have exceptional mechanical linearity, resulting in minimizing, or negating, temperature induced viscosity influence. Meters come with national pipe thread (NPT) or flange process fittings, sizes up to two inches...
The Blancett B1750 positive displacement flow meter provides high measurement accuracy for fluids over a wide viscosity range. Applications include lubricants, fuels, chemicals and solvents, oils and greases. With only 2 moving parts, the positive...
Originally developed for the secondary oil recovery market, the B20 turbine flow meter is ideal for liquid flow measurement, both on and off the oil field. The B20 meter is specifically designed for low flow capacity waterflood projects. Engineered...
The B2800 flow monitor is an advanced microprocessor-based monitor that is also low cost and simple to operate. When ordered with a Blancett turbine meter, the B2800 monitor is configured at the factory for units of rate and total, or the unit may...
Blancett® B2900 flow monitor offers advanced digital signal processing technology in an easy-to-access package. This flow monitor processes frequency output from a flow sensor and interprets the signal to calculate flow rate, total flow and batch...
The Blancett B3000 Series flow monitor provides a flexible, durable, easy-to-use platform for flow metering applications. This monitor makes it easy to track flow, with a crisp dot-matrix display capable of simultaneous display of flow rate and flow...
Bellows sealed globe control valve is especially suited to applications where the possibility of packing leakage cannot be tolerated. The bellows forms a flexible static seal that is virtually leak-free as long as the integrity of the bellows...
The Ellipse Model BHR annular wet tap flow device is a multi-ported, self-averaging differential pressure flow element. Its innovative elliptical shape provides the lowest permanent pressure loss in the industry. The Ellipse flow meter is designed...
The Preso COIN NF flowmeter accommodates most flows, even the most abrasive. Accuracy and reliability are achieved by its rugged construction, practical design, and simple principle of operation. It stands alone in its ability to maintain the...
The Preso COIN NN flowmeter accommodates most flows, even the most abrasive. Accuracy and reliability are achieved by its rugged construction, practical design, and simple principle of operation. It stands alone in its ability to maintain the...
The Preso Model COIN® Model NW Wafer with NPT Pressure Taps segmented or segmental wedge design is a differential pressure type flow...
The CV Venturi flow meter is a differential pressure element designed to accurately measure the flow of liquids and gases by forcing the flow into a smaller diameter section of pipe, then measuring the pressure differences between the unrestricted...
Cox Digital-to-Analog Converters accept frequency outputs from turbine flow meters and produce an analog signal output. These converters are designed for magnetic or radio frequency (RF) pickoffs in two different product...
The Dynasonics DXN meter is a powerful tool for troubleshooting flow issues, whether you want to quickly verify the flow reading of another meter or to data log flow system values over an extended time period. The DXN portable meter has transducers...
The Cox EC80 Flow Processor is a programmable electronic processor, providing total compensation to enhance flow meter accuracy, while extending the linear flow range. Packaging is provided for remote, direct or embedded mounting to support most...
The Ellipse Model AF annular flanged flow device is a multi-ported, self-averaging differential pressure flow element. Its innovative elliptical shape provides the lowest permanent pressure loss in the industry. The Ellipse flow meter is designed...
The Ellipse Model AHF annular flanged flow device is a hot tap flow meter designed to produce a differential pressure that is proportional to flow. Its innovative elliptical shape provides the lowest permanent pressure loss in the industry. The...
The Ellipse Model AHL annular flow device is a hot tap, high pressure flow meter designed to produce a differential pressure that is proportional to flow. Its innovative elliptical shape provides the lowest permanent pressure loss in the industry....
The Ellipse Model AHL annular flow device is a hot tap, high pressure flow meter designed to produce a differential pressure that is proportional to flow. Its innovative elliptical shape provides the lowest permanent pressure loss in the industry....
The Ellipse Model AHR annular wet tap, low pressure flow device is a multi-ported, self-averaging differential pressure flow element. Its innovative elliptical shape provides the lowest permanent pressure loss in the industry. The Ellipse flow meter...
The Ellipse Model AHS annular hot tap, steam flow device is a multi-ported, self-averaging differential pressure flow element. Its innovative elliptical shape provides the lowest permanent pressure loss in the industry. The Ellipse flow meter is...
The Ellipse Model AHZ annular flanged, hot tap steam flow device is a multi-ported, self-averaging differential pressure flow element. Its innovative elliptical shape provides the lowest permanent pressure loss in the industry. The Ellipse flow...
The Ellipse Model AR annular flow device is a multi-ported, self-averaging differential pressure flow element. Its innovative elliptical shape provides the lowest permanent pressure loss in the industry. The Ellipse flow meter is designed with a...
Cox Exact Dual Rotor Turbine Flow Meters are the pinnacle of turbine meter technology that delivers results not attainable with single rotor designs. The Exact meter’s hydraulically coupled helical dual rotor design provides exceptional...
Manufactured from common products like 316 SS or Monel® to more exotic alloys like tantalum, the RCV Exotic Alloy valves are available in 1/4", 1/2", 3/4" and 1" models, with interchangeable trim sets and threaded bonnet for quick disassembly. The...
The extended fin globe control valve is designed for modulating flow control in industrial or research applications at 1200° F or less and at pressures less than 5000 psi. The added bonnet length and fins serve to reduce the heat at the packing...
The Badger Meter® FC-5000 Flow Computer is a microprocessor-driven device designed for flow monitoring. The FC-5000 is designed to be compatible with the complete line of Badger Meter industrial flow meters, creating a solution to totalize and...
Cox FC30 flow computers service both liquid and gas applications. The FC30 features batching, 40-point flow meter linearization tables, and temperature viscosity correction using Strouhal/Roshko advanced linearization methods and multiple flow and...
The Blancett FloClean sanitary turbine flow meter provides the high accuracy and rigorous design of the standard Blancett turbine in a sanitary-style tri-clamp mounting configuration. Developed for use in a variety of food, beverage and...
Our Model 807 control valve has a market leader because of its reliability, flexibility and durability. If your application requires critical control of liquid or gas flow, the RCV 807/752 is a trusted, high performance solution. This model is...
The 7500P Mag Meter is a successful combination of the most advanced electromagnetic flow metering technology with the simplicity and ruggedness of proven batching systems...
The M-Series 7500S Mag Meter, is a successful combination of the most advanced electromagnetic flow metering technology with the simplicity and ruggedness of proven batching systems for industrial applications requiring sanitary...
The Badger Meter M-Series® M1000 meter is the result of years of research and field use of electromagnetic flow meter...
The Badger Meter M-Series® M2000 is the result of years of research and field use of electromagnetic flow meter technology. Based...
The innovative design of the Badger Meter M-Series M3000 meter represents the next generation of electromagnetic flow...
The innovative design of the Badger Meter M-Series M4000 meter represents the next generation of electromagnetic flow...
Designed, developed and manufactured under strict quality standards, the M-Series M5000 electromagnetic meter features sophisticated, processor-based signal conversion with accuracies of ± 0.50%. Based on Faraday’s Law of Induction, these meters...
The Model 9000 valve is an ANSI Class 300 globe style valve with bolted bonnet and post guided innervalve. The valve is designed for a variety of industrial applications. The body, bonnet and innervalve are standard in 316SST or optional Alloy C....
The Model 9000 control valve is available with ANSI raised face flanges. The flanges are socket welded to the body and flange. The flange and nipple material is the same material as the body. Flange faces have concentric serrations to provide...
The Model 9100 process control valve is a 2-way, high capacity globe with a B62 bronze body/bonnet. Comes with a field-reversible actuator and standard live loaded TFE...
The Model 9100 process control valve is a 2-way, high capacity globe available in 6 sizes (1/2…2 in.) with a B62 bronze body/bonnet. Comes with a field-reversible actuator and standard live loaded TFE...
The RNG Series meter is an insertion-style vortex shedding flow meter designed for accurate measurements over an extremely large flow range. The meters have no moving parts and are virtually maintenance-free. The RNG Series is suitable for most gas...
The RVL series meter uses vortex-shedding technology has no moving parts, and any potential for fluid contamination is eliminated by the corrosion-resistant all-plastic construction. The meter includes a compact two-wire (4…20 mA) or three-wire...
The RWG and RWBG Series meters are wafer-style in-line flow meters designed for high accuracy measurements with extremely low pressure drop. The meters have no moving parts and are virtually maintenance-free after installation. The RWG series is...
SCV-85 Research Control Valves are compact control valves designed to meet the manufacturing standards established by the 3A Symbol Council. Valves of the SCV-85 type are well suited to automated control systems found in biotechnology,...
SCV-89 Research Control® Valves are compact control valves designed to meet the manufacturing standards established by the 3A Symbol Council. The standard investment cast body provides a unit that is lightweight and economical. Valves of the SCV-89...
The SCV-95 Sanitary Research Control® Valve is a compact 2 inch control valve. The valve uses Tri-Clover® angle bodies and provides larger line sizes and larger flow coefficients than are available from our other sanitary products. Valves of the...
The Series 9000 control valve is an ANSI Class 300 globe style valve with bolted bonnet and post guided innervalve. The body, bonnet and innervalve are standard in 316SST or optional Alloy C. The standard body, configured in the Flangeless/NPT...
The Type 1711 Research Control Valve is designed for modulating flow or pressure control in industrial and research applications. The unit features an oversized stem and extra heavy guided innervalve for added strength and...
The 1711HD features a high pressure bar stock body with a union bonnet, with an oversized stem and extra heavy duty guided innervalve for added strength and longevity. The stem packing is designed for tight sealing, long life and easy maintenance....
The SRD960 RCV Universal Positioner offers the most advanced technology available on the market today. This includes an infrared interface for wireless operation...
The SRD991 Intelligent Valve Positioner offers the most advanced technology available on the market today. The technology includes, among others, an infrared interface for wireless operation and configuration, a multi-lingual full-text graphic LCD...
The SRI990 RCV Analog Positioner with analog input 4…20 mA is designed to operate pneumatic valve actuators. It offers an easy adjustment by means of switches and...
The Type 859 globe control valve with cooling fin bonnet is used in extreme temperature applications. The added bonnet length and fins serve to reduce the heat at the packing area. This allows the standard CV ring packing to be used at higher...
The Type 1499 globe control valve is designed to fit directly into pipelines of the same flange size and rating. Its compact size and light weight make it especially suited to modulating control of medium to low flow rates within the pressure range...
This globe control valve features a 1/2" body with 150 lb ANSI raised face flanges. It is designed to fit directly into pipelines of the same flange size and rating. Its compact size and light weight make it especially suited to modulating control...
The TFX Ultra transit time meter measures clean liquids as well as those with small amounts of suspended solids or aeration such as surface water or...
TFX-5000 ultrasonic clamp-on meters are quickly and easily installed without cutting or tapping the pipe. A highly capable meter, TFX-5000 provides advanced features for flow or heating/cooling energy...
TFX-500w Ultrasonic Clamp-on Flow...
TFXL transit time ultrasonic meters measure volumetric flow of clean liquids and is an economical meter designed to replace mechanical flow meters. Ultrasonic waves are transmitted from outside the pipe into the liquid and propagate upstream and...
The UFX hand-held ultrasonic Doppler flow meter is a cost-effective flow measurement device for closed-pipe liquid systems containing suspended particles or gas bubbles. A non-invasive, hand-held transducer is placed on the outside of metal or...
Model V-Brass Series is a Venturi style flow meter of the “Low Pressure Loss” design. It is machined according to exacting specifications using high quality materials. This unit is produced from solid brass hex bar and comes with NPT or sweat...
The Venturi Model LPL (Low Pressure Loss Venturi Design) is a Venturi Nozzle design differential pressure flow device. The Low-Loss Design with over 35 years of proven field performance in a wide variety of applications provides reduced operating...
The Model PFV FM approved Fire Pump System features the Preso CV Venturi. The CV is a differential pressure element designed to accurately measure flow. It can be installed in any position with minimal straight pipe requirements (5 pipe diameters up...
The Venturi Model SSL (Classical Venturi Design) is a Hershel/Classical design differential pressure flow device. The Venturi flow meter restricts the flow at its throat, increasing the velocity of the fluid, and measures the pressure difference of...
The Venturi Model SSM is a Venturi Nozzle design differential pressure flow device. The Preso Hydraulic pure static design utilizes the proven classical ASME and ISO standards for highest accuracy, predictability and repeatability. The flow...
The Venturi Model VILPL (Low Pressure Loss Venturi Design Insert) is a Venturi Nozzle design differential pressure flow device. The Preso VILPL low-loss design is also available in the stainless steel. The all 304 stainless steel construction...
The Venturi Model VISSM (Nozzle Design Venturi Insert) is a Venturi Nozzle design differential pressure flow device. The Preso hydraulic pure static design is also available in the Model VISSM. This unique hydraulic shape generates a flow condition...