Sensors & Transducers


Latest Articles

Solving pH problems
April 2002, PREI Instrumentation
The measurement and control of pH in wastewater from industrial plants can be a difficult problem to solve, and it is becoming important because many municipalities now penalise companies who discharge ...

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Ultraminiature sensors offer 200 mm range
April 2002, Turck Banner Southern Africa
The T8 series ultraminiature self-contained photoelectric sensors from Banner Engineering are only 16,3 mm in diameter (diameter of a 10c coin). Despite their small size, 10 to 30 V d.c., T8 sensors offer ...

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Early detection of fire or overheating
April 2002, Temperature Controls
The Fenwal Alarmline Linear Heat Detector provides early detection of fire or overheating conditions by detecting changes in temperature in localised areas or over its entire length. It is especially ...

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Washdown resistant proximity sensors
April 2002, Turck Banner Southern Africa
Turck is now offering Amphibian inductive proximity sensors, new liquid-sealed devices that consistently provide reliable sensing performance in extreme environmental conditions. They offer durability ...

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Ultrasonic sensor with single button programming
March 2002, Temperature Controls
The new generation of ultrasonic sensors from Baumer can be programmed comfortably by the press of a single button thanks to their 'teach-in' functionality. The range and the steepness of the analog ...

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Smoke sensor for zone 0 locations
March 2002, Spero Sensors & Instrumentation
The SS 201/421 Smoke Sensor is a (SABS 549 approved intrinsically safe) single chamber, combustion particle detector of the ionisation type. The sensor is designed to give an output in the presence of ...

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Laser speed detection system
March 2002
Advantech is doing its part to help the Korean police enforce speed limits and preserve public order and safety by supplying an essential part of a laser speed detection device. The product can be used ...

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Manual setting fibre-optic amplifier made easy
March 2002
Instead of indicating the amplifiers status by just two LED, Omron's E3X-NA amplifiers include an LED bar display, showing the light level at a glance. Not only convenient, these LED allow even more precise ...

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Optical water quality sensor
March 2002
Reverse osmosis processes are used to purify water in a variety of industries. It allows water to be recycled, thereby reducing costs associated with water purchases and environmental loading. In the ...

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Hazardous area accelerometers
March 2002, Temperature Controls
Monitran's intrinsically safe accelerometers, with BASEEFA and EEX ia 11C T6 certification, are well suited to applications requiring the monitoring of vibration in mining, offshore, petrochemical and ...

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Self-contained multibeam light curtain
March 2002, Gail Norton Instrumentation
The SG 09 forms a protective screen by generating a curtain of up to 79 infrared criss-cross beams with protection up to a height of 1610 mm, ensuring detection of passing passengers and thus preventing ...

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Compact infrared sensors
March 2002, Gail Norton Instrumentation
This new, innovative, Smart Place infrared self-contained sensor series is offered in three different modes of operation: through-beam mode with a sensing distance of up to 6 m, proximity mode with a ...

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HMI for online sensor use
March 2002
TTS Technologies has developed a new display unit for online use with OPTEC sensors. The display unit shows the state of the process in realtime, making the process control more effective and accurate. The ...

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Electronic limit level sensors
March 2002
IFM Electronic has introduced the type LI electronic limit level sensors for safe and reliable detection of limit levels in almost all liquids. No mechanical components are required, reducing mechanical ...

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Effective detection of dangerous gases
March 2002, Spero Sensors & Instrumentation
With their technology, flexibility and design, the new Oldham stainless steel sensors/transmitters are robust devices for flammable, toxic gases and oxygen deficiency detection. This new generation of ...

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Photo sensors in many variants
March 2002, Countapulse Controls
Revised and upgraded the Leuze 97 Series of photoelectric sensors from Countapulse Controls offer improved technical characteristics for ease of installation and enhanced performance. Throughbeam, retroreflective ...

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Long-range laser distance-gauging sensor
February 2002, Turck Banner Southern Africa
The LT3 pulses one million times per second, and its microprocessor averages 1000 pulses every 0,001 second to provide precise measurement data

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LVDTs used effectively in textile industry
February 2002, Temperature Controls
An interesting and growing area of use for Monitran LVDTs (linear variable displacement transducers) is in the textile industry for applications such as the gauging and control of shearing roller heights ...

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One-piece photoelectric fork sensor solution
February 2002
Telco products continue to be a leading high performance photoelectric system within demanding industrial environments, where contamination such as dust, dirt, grease, oil etc can impose great demands ...

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Level sensor with combined analog and switching output
February 2002
IFM Electronic's LK range of level sensors is designed for continuous level detection in all kinds of vessels. The sensors are able to adjust to the respective medium without additional setting and to ...

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