IBG
Oakleaf Investment Holdings 52 (OIH)
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: OIH Instruments & Controls 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.


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]
Evans, Sarah
Internal Sales Admin
[email protected]
Ferreira, John
Sales & Marketing Manager
[email protected]
Krog, Amanda
Financial
[email protected]
Moonsamy, Vilen
Sales
Natha, Neeraj
Internal Sales
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)
Cepex
(Sole Agency)
Comac Cal
(Sole Agency)
Coreline Valves
(Sole Agency)
Druck
(Sole Agency)
Electro Chemical Devices
(Sole Agency)
Fike
(Sole Agency)
GPE
(Sole Agency)
Innova
(Sole Agency)
Jordan
(Sole Agency)
LowFlow
(Sole Agency)
Magnetrol
(Sole Agency)
Marwin Valve
(Sole Agency)
Nova Analytical Systems
(Shared Agency)
OIH Enclosures
(Manufacturer)
Panametrics
(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
-Barometers
-Hygrometers
-Monitors
- air quality
- chlorine
- density
- dust
- flame
- gas
- moisture
- radiation
- vibration
- water quality
-Sampling equipment
- gases
- liquids
- solids
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
- Valve stroke testing
- Vibration/balance
-Sampling/ex situ
- 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
- Maintenance
- Predictive maintenance
- Site-embedded maintenance
-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
-Maintenance
- Planning & scheduling
- Predictive maintenance
- Preventive maintenance
-Optimisation & efficiency
- Asset optimisation
- Energy optimisation
- Maintenance optimisation
Section - Miscellaneous Hardware
-Instrument power supplies
-Boxes - electronics
- Plastic construction
-Cabinets
- Free-standing
- Wall mount
-Canopies
-Enclosures (special)
- Corrosion proof
- Environmentally protected
-Pole mount accessories
-Pole mount accessories (stainless steel)
-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
-Globe
- double seated
- three-way
-Lined valves
-Manifolds
-Rotary control valves
-Shut tight valves
-Sliding/knife gate
-Solenoid
-Communications
- Fieldbus
- RS232
- RS422/RS485
-Functionality
- Auto/self tuning
- Maths/calculations
- PID/PD
- Ratio control
-Inputs
- 0/4-20mA
- mV/V
- RTD
- Thermocouple
-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
- Pitot tube
- Positive displacement
- Solids
- Thermal dispersion/calorific
- Turbine
- Variable area
- Venturi tube
- V-notch
- Vortex
-Monitors/indicators
-Pipeline monitors
-Potable water meters
-Regulators
-Switches
-Totalisers and correlators
-Explosion proof
-Fire detection & extinguishing equipment
-Flameproof
-Gas detection
-Intrinsic safety
- 4-20 mA set-point stations
- Batch controllers
- Flashing beacons
- Isolating interface units
- Sensors
- Solenoid valves
- Totalisers
- Transmitters - flow
- Transmitters - level
- Transmitters - pressure
- Transmitters - temperature
- Valve positioners
-Pressurisation
-Boiler sight glasses
-Capacitive & conductive
-Float-operated
-Microwave, guided & radar
-Pressure/hydrostatic
-Rotary paddle
-Tank gauging
-Thermistor / thermal
-Tilt switch
-Ultrasonic
-Vibrating fork
-Coriolis
-Density
-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
-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
-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
- Programmable
-Isolators
-Root extractors
-Heat flow monitors
-IR non-contact
-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
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
- Suspended solids
- Viscosity
-Conductivity
-ORP
-pH
-pH handheld
-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
News from Oakleaf Investment Holdings 52 (OIH):
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:
Troubleshooting process loops in Ex areas
September 2021, IS & Ex, Comtest

Tracking down problems within a process loop can be a difficult challenge in the best of environments. Doing so in an area that has the potential for explosion takes the degree of difficulty to another level.

Pyrometer cooling up to 315°C
September 2021, Temperature Measurement , R&C Instrumentation

The ThermoJacket from Raytek and Fluke Process Instruments gives users the ability to use selected sensing heads in ambient temperatures up to 315°C.

Secure boundaries enhance industrial cybersecurity
September 2021, IT in Manufacturing, RJ Connect

When enhancing cybersecurity, it is important to understand how industrial systems are exchanging data and how they connect to IT-level systems.

Tag-specific requirements in RFID systems for track and trace
September 2021, Industrial Wireless, Editor's Choice, Turck Banner

The BL ident complete RFID system from Turck Banner offers solutions in the HF or UHF range with interfaces for use in a plant or switch cabinet.

Modularity for scalability
September 2021, IT in Manufacturing, RJ Connect

Businesses are looking for versatile solutions that are easy to maintain to ensure smooth operations while keeping costs down.

Phoenix Contact’s AIO product family
September 2021, Industrial Computer Hardware, Phoenix Contact

Solutions in the AIO product family from Phoenix Contact are used for programming, operating and monitoring machines and systems.

Versatile handheld indoor air quality meters
June 2022, Analytical Instrumentation & Environmental Monitoring, GHM Messtechnik SA

Both instruments are easy to handle and compact in design, and can be charged easily with a mobile phone cord.

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