IBG
Oakleaf Investment Holdings 52 (OIH)

Unit C5, The Palisades, 39 Kelly Road, Jet Park

tel:  
+27 11 397 1105
fax:  
+27 86 614 3355
email:  
[email protected]
url:  
www.oihcontrols.co.za

Core business offering: Oakleaf Investment holdings supplies field instrumentation in the southern African market. It represents branded, global manufacturers of shut-off, pressure and flow control valves, gas and moisture analyser systems, liquid analysers, as well as dust and gas explosion protection systems. Calibration, test and measurement equipment are also supplied.


Secunda

tel: +27 17 638 0177
fax: +27 86 614 3355
[email protected]
Vaal

tel: +27 16 931 0523
fax: +27 86 614 3355
[email protected]
Barnard, Jonice
Internal Sales
[email protected]
Ferreira, John
Sales & Marketing Manager
[email protected]
Krog, Amanda
Financial
[email protected]
Moonsamy, Vilen
Sales and Technical Manager
[email protected]
Natha, Neeraj
Internal Sales
[email protected]
Walton, Tracy
Internal Sales Manager
[email protected]
Bemet
Cape Town
tel: +27 82 553 6058
NIC Natal
Durban
tel: +27 31 277 2200
fax: +27 86 6708 185
Accutron
(Sole Agency)
AS-Schneider
(Shared Agency)
Beko Technologies
(Sole Agency)
Bently Nevada
(Shared Agency)
Beta
(Sole Agency)
Comac Cal
(Sole Agency)
Coreline Valve
(Sole Agency)
Druck
(Sole Agency)
Electro Chemical Devices
(Sole Agency)
Fike
(Sole Agency)
GPE
(Sole Agency)
Innova
(Sole Agency)
Jordan
(Sole Agency)
LORRIC
(Sole Agency)
LowFlow
(Sole Agency)
Magnetrol
(Sole Agency)
Marwin Valve
(Sole Agency)
Nova Analytical Systems
(Shared Agency)
OIH Enclosures
(Manufacturer)
Panametrics
(Sole Agency)
Praher
(Sole Agency)
Sika Dr Siebert & Kuhn
(Sole Agency)
SSP Fittings
(Sole Agency)
SteriFlow
(Sole Agency)
Veris - Armstrong
(Sole Agency)
Weka
(Manufacturer, Sole Agency)
Section - Data Acquisition & Remote Control
-Ethernet-based systems
-In-transit temperature/event
-Machine health monitoring
-PC based data acquisition
- distributed data acquisition
- presentation/analysis software
-Portable data collection terminal
-Recorders
- chart paper
- circular chart
- strip chart
-Standalone data loggers
-Anemometers
-Barometers
-Hygrometers
-Meteorological instrumentation
-Monitors
- air quality
- chlorine
- corrosion
- density
- dust
- flame
- gas
- moisture
- radiation
- vibration
- water quality
-Sampling equipment
- gases
- liquids
- solids
-Cable telemetry
- Ethernet LAN
-Remote sensing & control
- from rotating shaft
Section - Maintenance, Reliability & Asset Optimisation
-Handheld/portable
- Angular alignment
- Hardwired point-to-point device calibrator/configurator
- Hardwired point-to-point HART device calibrator/configurator
- Hardwired point-to-point Profibus device calibrator/configurator
- Linear alignment
- Network capable HART device calibrator/configurator
- Network capable Profibus device calibrator/configurator
- Network capable proprietary device calibrator/configurator
- Other
- Wireless HART device calibrator/configurator
- Wireless Profibus device calibrator/configurator
- Wireless proprietary device calibrator/configurator
-In-stream/in situ
- Pneumatic air filtration/conditioning
-Out-of-stream/ex situ
- Pneumatic air filtration/conditioning
-In-stream/in situ
- Bearing
- Linear alignment
- Pneumatic air
- Thermal imaging/thermography
- Valve stroke testing
- Vibration/balance
-Sampling/ex situ
- Particle size
- pH
-Bench
- Instrument power supply
-Handheld/portable
- Data-logger
- Multimeter
- Thermometer
- Vibration/balance
-Condition monitoring
- Remote site condition monitoring
-Consulting
- Technical
-Education & training
- Computer-based
- Instructor-led
-Installation
- Alignment
- Balancing
-Maintenance
- Calibration
- Hardware repair
- Maintenance
- Predictive maintenance
- Site-embedded maintenance
-Optimisation
- Energy
-Performance monitoring
- Energy
- Installation
- Lubrication
- Process/production
-Asset related
- Asset management software for intellectual assets (engineering related)
- Spares inventory management
-Calibration, configuration & adjustment
- Networkable HART device calibration/configuration
- Networkable Profibus device calibration/configuration
- Networkable proprietary device calibration/configuration
- Point-to-point HART device calibration/configuration
- Point-to-point Profibus device calibration/configuration
- Point-to-point proprietary device calibration/configuration
- Wireless HART device calibration/configuration
- Wireless Profibus device calibration/configuration
- Wireless proprietary device calibration/configuration
-Education & training
- Competency-based learning
- Simulation for training
-Maintenance
- Planning & scheduling
- Predictive maintenance
- Preventive maintenance
-Optimisation & efficiency
- Asset optimisation
- Energy optimisation
- Maintenance optimisation
Section - Miscellaneous Hardware
-Instrument power supplies
-Uninterruptible power supplies
-Boxes - electronics
- Plastic construction
-Cabinets
- Explosion protected
- Free-standing
- Wall mount
-Canopies
-Enclosures (special)
- Corrosion proof
- Environmentally protected
-Pole mount accessories
-Pole mount accessories (stainless steel)
-Thermal control
- Fans, blowers
-Reed relays
- Dry-contact
-Relays
- DIN-rail mount
- General purpose, control
- Time delay
-Switches
- Intrinsically safe
-Audible alarms
- Bells
- Horns, sirens
- Programmable voice annunciators
-Compressor anti-surge
-Safety limit switches
-Smoke/fire detection
-Visible alarms
- Annunciator displays
- Indicator lights
- LED
Section - Networks for Communication & Control
-ISA100
- field devices - actuators
- field devices - controllers
- field devices - transmitters
- portable devices
-WirelessHART
- field devices - actuators
- field devices - adaptors
- field devices - controllers
- field devices - transmitters
Section - Process Control & Manufacturing Technologies
-Electric
-Emergency shutdown
-Hydraulic
-Limit switches
-Partial stroke testing devices
-Pneumatic
-Valve position transmitters
- Valve positioners
-Control valves (applications)
- Cryogenic
- Globe - sanitary
- Hygienic
- Pump protection
- Re-circulating
- Safety release
- Severe service/harsh application valves
- Slurry control
- Steam conditioning
- Steam de-superheaters
-Control valves (type)
- Ball
- Butterfly
-Eccentric plug
-Expanding plug
-Globe
- double seated
- split-body
- three-way
-Lined valves
-Manifolds
-Rotary control valves
-Shut tight valves
-Sliding/knife gate
-Solenoid
-Communications
- Fieldbus
- RS232
- RS422/RS485
-Functionality
- Auto/self tuning
- Logic
- Maths/calculations
- PID/PD
- Ratio control
- Scaling of I/O
-Inputs
- 0/4-20mA
- mV/V
- RTD
- Thermocouple
-Number of loops
- >16
- 1-16
-Outputs
- 0/4-20 mA
- 0-5V
- mA/mV
- Pulse
- Relay contact
-Panel size (mm)
- 48x48
- 48x96
- 72x72
- 96x96
-Visual display
-Flowmeters (application)
- Batching
- Partially filled pipes/channels
-Flowmeters (type)
- Clamp-on, non-invasive
- Coriolis
- Custody transfer
- Differential pressure (DP)
- Magnetic/electromagnetic
- Mass
- Open channel, flume, weir
- Orifice plate, flow nozzle
- Pelton wheel
- Pitot tube
- Positive displacement
- Solids
- Thermal dispersion/calorific
- Turbine
- Variable area
- Venturi tube
- V-notch
- Vortex
- Wedge
-Monitors/indicators
-Pipeline monitors
-Potable water meters
-Regulators
-Switches
-Totalisers and correlators
-Explosion proof
-Fire detection & extinguishing equipment
-Flameproof
-Gas detection
-Intrinsic safety
- 3.5 & 4.5 digit indicators
- 4-20 mA set-point stations
- Batch controllers
- Flashing beacons
- Isolating interface units
- Multiplexers
- Sensors
- Solenoid valves
- Totalisers
- Transmitters - flow
- Transmitters - level
- Transmitters - pressure
- Transmitters - temperature
- Valve positioners
-Pressurisation
-Valves
-Boiler sight glasses
-Capacitive & conductive
-Float-operated
-Microwave, guided & radar
-Pressure/hydrostatic
-Rotary paddle
-Tank gauging
-Thermistor / thermal
-Tilt switch
-Ultrasonic
-Vibrating fork
-Automatic dispensing systems
-Batching
-Blending
-Coriolis
-Density
-Alarm indicators
-Analog panel meters
-Annunciator panels
-Digital panel meters
-Digital process indicators
-Displays
- LCD, flat-panel
- Programmable message
-Handheld terminals
-Actuators
- Linear
- Rotary
-Air dryers
-Controllers/logic devices
-Cylinders
- Double acting
- Positioners
-Filters
-Pressure/vacuum switches
-Tubes & fittings
-Valves
- Check
- Flow
- Gauge
- Isolation
- Manifolds
- Pressure
-Control transducers
- Displacement/position transducers
-Differential pressure transducers
-Instrument manifolds
-Manometers
-Pressure gauges/indicators
-Pressure switches
-Pressure-electrical transducers
-Regulators
- Pilot operated pressure reducing
- Rupture disk
- Self-acting back pressure
- Self-acting pressure reducing
-Capacitive
-Inductive
-Infrared
-Laser
-Limit switch
-Magnetic
-Ultrasonic
-Current
-Density
-Displacement
-Flow
-Gas
-Humidity
-Interface in solids/liquids
-Level
-Mass
-Moisture
-Other
-Radiation
-Thickness
-Vibration
-Converters
- A-D
- D-A
- I-P, P-I
- mV/current
- Power (VAR, F, kWh, etc.)
- Programmable
-Isolators
-Multiplexers
-Root extractors
-Heat flow monitors
-Infrared (IR) line scan
-IR non-contact
-IR thermal imaging
-Panel-mount indicators
-Pyrometers (IR non-contact)
-RTDs (Pt 100, Ni)
-Temperature switches
-Thermocouple reference units
-Thermocouples (Type S, T, etc)
-Thermowells
-Conductivity
-Control signal
-Differential pressure
-Flow
-Frequency
-Gas
-Humidity
-Level
-pH
-Pneumatic
-Pressure
-Resistance
-Temperature
-Universal, programmable
-Vibration
-Wireless
Section - Services & Systems
-Consulting engineers
- Project management
- Systems specification
-Contractors
- Factory automation
- Maintenance
- Process control
- System wiring/installation
-System integration/consulting
- Materials handling
- Process control
- Telemetry
Section - Test, Measurement & Calibration
-Analysers
- Ash content
- Boiler feed water
- Carbon concentration
- Chlorine
- Colorimetric
- Combustion
- Density
- Dissolved oxygen
- Flotation froth
- Flue gas
- Gas
- Gaseous contaminants
- Hydrocarbon
- On-line process
- Oxygen
- Particles
- Suspended solids
- Viscosity
-Chambers (environmental/temperature)
-Conductivity
-ORP
-pH
-pH handheld
-Pyrometers
-Redox measurement
-Sampling equipment
- Gases
- Liquids
-Turbidity meters
-0/4-20 mA loop simulators/calibrators
-Calibration services (SANAS accredited, etc.)
-Deadweight testers
-Documenting process calibrators
-Flow calibrators
-Frequency, time simulators/calibrators
-Loop optimisation analysers & software
-mV simulators/calibrators
-Power, energy calibrators
-Pressure simulators/calibrators
-Reference materials (certified)
-RTD simulators/calibrators
-Temperature (dry block)
-Temperature baths
-Thermistor simulators
-Thermocouple simulators
-Density
-Dust level
-Humidity
-Moisture content
-Thermal imaging
-Vibration/machine health
- Non-contact/ultrasonic
- Physical contact
News from Oakleaf Investment Holdings 52 (OIH):
TDR-based emulsion detector
September 2022, Level Measurement & Control, Oakleaf Investment Holdings 52 (OIH)

The Genesis Model ED1, like other Magnetrol devices, is designed to maximise ease of wiring, configuration and viewing of the versatile graphic LCD display.

Next-generation magnetostrictive level transmitter
July 2016, Level Measurement & Control, Oakleaf Investment Holdings 52 (OIH)

Magnetrol International has announced the release of the Jupiter Model JM4 magnetostrictive level transmitter. The JM4 is available as a direct insertion option, as well as an external mount on any Magnetrol ...

Magnetrol’s non-contacting radar transmitter
July 2016, Level Measurement & Control, Oakleaf Investment Holdings 52 (OIH)

Magnetrol International has launched the Pulsar Model R96 non-contacting radar (NCR) transmitter for accurate, reliable level control in process applications. Virtually unaffected by the presence of vapours ...

Industry news:
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BMG will be participating at the Machine Tools Africa exhibition. Its stand will showcase the company’s comprehensive range of quality branded tools and equipment, which has been carefully selected by specialists, to meet the exact requirements of customers in diverse sectors.

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Maybe it’s time to look at a solution that stays online 99,99999% of the time so you don’t have to. This the world of Stratus computer platforms, tailor-made for your critical applications.

Redefining Industrial Automation with the new Festo Valve Terminal
April 2024, Valves, Actuators & Pump Control, Festo South Africa

Festo recently introduced its latest innovation in the form of the Valve Terminal VTUX. This invention marks the beginning of a new era in valve terminals, with its features making it an impressive solution for the future.

From the editor's desk: The weakest link
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Lately I’ve been getting an ever-increasing number of articles on cybersecurity in my inbox. It’s easy to put it on the backburner, but there is no doubt that this is a very serious problem that’s not ...

Smart alternative for float switches
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With the LI level sensor, you can reliably detect leakages and point levels on a permanent basis. The capacitive measuring system has no moving parts. Malfunction or maintenance issues due to deposits on the mechanical parts are therefore eliminated.

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