IS & Ex


Latest Articles

MTL4850 HART multiplexer
March 2013, Extech Safety Systems
SIL3 rating for functional-safety related loops.

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Managing fire risks prevents manufacturing disruption
October 2012, Alien Systems & Technologies
Gaseous flooding offers ‘dry’ protection for high value electronic equipment.

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Fire-Pak breathing apparatus
October 2012, Alien Systems & Technologies
The Fire-Pak Breathing Apparatus is the latest offering from Alien Systems & Technologies. This innovative product services a host of applications including high rise buildings, offices, hotels, hospitals, ...

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Endress+Hauser's safety mission
October 2012, Endress+Hauser South Africa
Cutting-edge technologies and services ensure safe operations for maximum system availability.

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Explosion protected surface mount thermostat
October 2012
The new Jumo exTherm-AT surface mount thermostat can be used in all environments with a potentially explosive atmosphere where temperature control and monitoring are required. Application examples include ...

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'Plug-and-play' termination isolated barriers
July 2012, Pepperl+Fuchs
Since its founding 60 years ago, Pepperl+Fuchs' heritage of innovation has enabled it to establish and maintain a leading position as a supplier of conventional intrinsic safety interface technology. ...

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MSA's UltraSonic EX-5 gas detector
July 2012
MSA Africa has released the UltraSonic EX-5 gas leak detector that responds to the ultrasonic noise created by a pressurised gas leak. “Uncontrollable elements, such as the direction of the wind or leak, ...

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Placing critical visual alarms in hazardous areas
July 2012, Omniflex Remote Monitoring Specialists
In hazardous locations, local panels must perform vital safety functions without compromising the integrity of the hazardous area. Annunciators have a primary safety role in local panel design to provide ...

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New compact single loop isolated barriers
July 2012, Pepperl+Fuchs
Pepperl+Fuchs is a leading supplier of intrinsic safety barriers and its K-system of isolators support this fact. With an extensive range of isolators that have always fulfilled customer plant requirements, ...

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Fire protection for the paper mill
May 2012, Alien Systems & Technologies
Flammable material must be handled safely, sources of ignition excluded and good housekeeping standards maintained.

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Hazardous area signal protection and conditioning from Weidmüller
April 2012, Phambili Interface
Intrinsically safe circuits with limited energy are needed in the hazardous areas often associated with the oil and gas industries. For these circuits, Weidmüller has developed new intrinsically safe ...

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New Profibus indicators for hazardous and safe areas
March 2012, Extech Safety Systems, PI SA (PROFIBUS & PROFINET SA)
Beka has introduced five new eight variable Profibus indicators with large digits to compliment its well-established Profibus displays that are already in use in petrochemical and pharmaceutical plants ...

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Easy integration of IS serial measurement devices
March 2012, Extech Safety Systems
Intrinsically safe Ethernet gives access to Zone 1 and Zone 0 hazardous areas. MTL Instruments has announced the release of the 9400 series intrinsically safe (IS) Ethernet range and the launch of an ...

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Conveyor belt fire protection
November 2011, Alien Systems & Technologies
What solutions are available? The movement of materials for mining, paper milling, food production and the like, is of critical importance to any operation: the key decision being transport reliability ...

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Pipe clamp for explosion hazard areas
October 2011, Surge Technology
DEHN’s pipe clamp is designed for use in potentially explosive atmosphere Ex zones 1 and 2 (gases, vapours, fogs) as well as Ex zones 21 and 22 (dusts). It contacts pipes electrically in explosion hazard ...

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Selective, failsafe flame monitoring
October 2011, Surge Technology
Durag’s D-LX 200 is a compact flame monitor for continuous operation in large power stations, heating plants, chemical processes, incineration plants, rotary kilns and cement plants. The system reliably ...

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Inspection of in-service Ex equipment
October 2011
Unsafe conditions and cures. The inspection of Explosion Protected (Ex) Equipment, together with appropriate maintenance and repair, is critical for safety. In a paper that highlights the differences ...

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Intrinsically safe isolation amplifier
July 2011, Phoenix Contact
The repeater power supply and input isolation amplifier MCR-Ex-SL RPSSI-2I from Phoenix Contact can be used to supply two logic units with 0/4-20 mA analogue signals from a hazardous zone. Two-wire measuring ...

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Isolated barriers for motherboard termination
July 2011, Pepperl+Fuchs
For process application requirements the H-System from Pepperl + Fuchs secures galvanic isolation between intrinsically safe field signals and the secure safe side signals of the control system. The interface ...

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Intrinsically safe gas detection
July 2011
Emis Sales 2002, part of the Becker Group of Companies, has been appointed as the official distributor in South Africa for Trolex gas detection and recovery monitoring systems, as well as the environmental ...

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