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Demark International
8 Palmiet Avenue, Weltevreden Park, Roodepoort
Core business offering: Suppliers of a full range of industrial sensors, explosion-proof high-temperature sensors, low-temperature sensors, beams, long-range and ultrasonic sensors, temperature controllers, timers and counters, electric solenoids to solid state relays, single-phase and three-phase SSR relays and wire-saving link systems.
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Section - Process Control & Manufacturing Technologies
-Flowmeters (type)
- Positive displacement
-Monitors/indicators
-Regulators
-Switches
-Fibre-optic
-Float-operated
-Optical, laser
-Pressure/hydrostatic
-Thermistor / thermal
-Ultrasonic
-Controllers/logic devices
-Differential pressure transducers
-Pressure gauges/indicators
-Pressure switches
-Regulators
- Self-acting back pressure
- Self-acting pressure reducing
-Colour mark
-Edge detection
-Hot metal
-Inductive
-Infrared
-Laser
-Machine guard
-Magnetic
-Photoelectric
-Ultrasonic
-Acoustic
-Fibre-optic
-Flow
-Hole/tear
-Humidity
-Level
-Metal detectors
-Moisture
-Other
-Presence
-Thickness
-Counters
- Handheld tally
- Mechanical
- Panel mount
- Rail mount
-Timers
- Analog
- Digital
- Panel mount
- Rail mount
Section - Test, Measurement & Calibration
-Analysers
- Colorimetric
-Pressure simulators/calibrators
-Coating thickness
-Humidity
-Moisture content
-Thickness, wall, plating
Industry news: |
Eliminating noise in dense high-power designs with electrostatic shielding
January 2026, Electrical Power & Protection
Pickering Electronics has upgraded its Series 144 high power reed relays to include a new variant with an electrostatic shield between the switch and the coil to help minimise noise. |
Developing solutions for SA’s wastewater challenges
January 2026, Valves, Actuators & Pump Control
KSB Pumps has a proud global legacy in the development of self-priming pump technology, which reflects decades of engineering innovation and application expertise. Building on this foundation, KSB’s AU series has extended the company’s self-priming expertise into screened wastewater handling, which meets the growing needs of municipal and industrial sectors worldwide. |
PC-based control in the plastics industry
January 2026, Fieldbus & Industrial Networking, Beckhoff Automation
Nissei Plastic, an injection moulding machine manufacturer based in Japan is implementing a worldwide tend towards open automation systems from experienced specialists using PC and EtherCAT-based control technology from Beckhoff.
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Powering up data centre mega development
January 2026, IT in Manufacturing
Parker Hannifin has secured a major contract to supply key equipment for nearly 30 aeroderivative gas turbines powering a new hyperscale data centre in Texas. |
Building resilient supply chains through smarter e-procurement
January 2026, IT in Manufacturing, RS South Africa
In a time of constant disruption, from supply chain uncertainty to rising operational costs, businesses that embrace digital procurement are better positioned to stay competitive and resilient. |
Cleaning solutions for optical sensors
January 2026, Sensors & Transducers, Endress+Hauser South Africa
Achieving accurate and continuous process visibility requires reliable sensor performance, even in challenging media. Endress+Hauser’s CYR51 mechanical cleaning unit addresses these challenges by providing stable, automated cleaning of turbidity and UV-Vis absorption sensors. |
Machine health monitoring with ifm
January 2026, IT in Manufacturing, Editor's Choice, ifm - South Africa
With ifm’s machine health monitoring, early signs of wear can be detected and unexpected failures prevented. Combined with equipment preventive maintenance software, interventions can be scheduled proactively to avoid costly downtime. |
Coal and biomass as fuel source options
January 2026, Electrical Power & Protection
According to Associated Energy Services, a specialist steam and boiler operations maintenance and service provider, solid fuels such as coal and biomass such as wood chips are both cost-effective and readily-available fuel source options. |
| visit www.instrumentation.co.za |
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