Ultrasonic proximity switches may be used wherever distances have to be measured in air. The targets can be in the solid, liquid, granular or powder state. The material may be transparent or coloured and of any shape, as well as having a polished or matt surface. Contrinex ultrasonic proximity switches are available as diffuse and reflex sensors. The delivery program comprises M18 short devices adjustable with teach-in, as well as compact switches in sizes M18 and M30, programmable by means of a potentiometer and/or interface. The M18 compact devices are available with either switching or analog outputs. In addition, versions of the M30 execution are available with either one or two switching outputs, or with analog and switching outputs in the same device. Contrinex ultrasonic proximity switches feature high excess gain as well as a small blind zone, and can achieve operating distances of up to 6 m. For optimum adjustment to the application conditions, the compact switch parameters can be programmed, visualised, checked and modified by means of a PC interface device and the accompanying CONPROG software.
Leaders in sensor technology Gail Norton Instrumentation
Sensors & Transducers
Photoelectric eyes have always needed perfect working conditions, but in the workplace there is no such thing. Steam, water, light and dirt interfere with most photoelectric eyes, but never with a Telco sensor.
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The Telco Sensors system, used for blocked chute detection, consists of a PA 11 photoelectric amplifier with transmitter (LT) and receiver (LR).
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In many industries there is a problem for photoelectric sensors. The highly contaminated environment makes it difficult for them to operate reliably. Telco sensors overcome this problem through powerful high-performance infrared sensors that ensure penetration of harsh pollution, guaranteeing reliable detection.
Read more...Power and control platform for complex applications Schneider Electric South Africa
Operator Interfaces, Switches & Relays
Schneider Electric has unveiled the latest device in its PowerLogic range of products, the PowerLogic P7 digital power and control platform. This was designed to offer the best performance in complex and high-demand applications, and is based on a visualisation-ready, next-generation platform powered by a single configuration tool, the PowerLogic engineering suite.
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Operator Interfaces, Switches & Relays
Becker Mining South Africa has launched a new-generation energy distribution system that has been specially developed to enhance productivity and safety in the challenging conditions of local underground coal mines.
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The pulp and paper industry poses a major problem for most photoelectric sensors. The high level of contamination in these dusty, dirty and grimy environments makes it impossible for most competing sensors to operate and sense reliably and efficiently.
Read more...Optical fork sensor series Gail Norton Instrumentation
Sensors & Transducers
The OFS series consists of self-contained optical fork sensors that are housed in a durable, U-shaped aluminum housing, which operates in through-beam mode.
Read more...World-first solution for platinum miner ABB South Africa
Operator Interfaces, Switches & Relays
When a consulting engineering company approached ABB about a specific problem that its platinum mining client was experiencing at its smelter facility in the North West Province, it was an opportunity for the technology provider to showcase its innovation and adaptability in responding to specific customer requirements.
Read more...Robust industrial relays Vepac Electronics
Operator Interfaces, Switches & Relays
Industrial RT relays from Vepac are particularly robust and are used for high load control. RT modules can control up to three changeover contacts, with 10 A each. In addition, this product is equipped for safety reasons with manual operation, improved LEDs or free-wheeling diodes.
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