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Expert System Solutions
69 School Road, Roodeplaat, Pretoria
Core business offering: Supplier of wireless RTUs, radio trunking and satellite communication. Secure GSM/LTE TETRA communications. System engineering of wireless RTUs and radio communication systems, and sole supplier of lighting avoidance solutions and building management monitoring and control systems.
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| Contact ESS for list of distributors |
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Section - Computers & Software
-Computers
- desktop
- laptop
- servers
- tablet
- workstations
-Input devices
- Joysticks
- Keyboards
- Mice, trackerballs
- Network interfaces (see I/O table)
- Pens, wands
- Touchscreens
-PC function cards, modules
- Graphics accelerator
- IEEE-488 (HPIB)
- Image processing
- Mass storage magnetic
- Mass storage optical
- Mass storage tape
- Memory, solid state disk
- Relay
-Peripherals
- CRT/LCD terminals
- Monitors/display systems
- Printers
-Communication medium
- Copper
- Optical fibre
- Radio
-Communication standard
- Ethernet/IP
- Modbus
- Other
- RS232/485/422
-Distributed I/O systems
- PC/104 system
-I/O blocks/modules
-Mounting methods
- DIN rail
- Panel/rack mount modules
- Plug in cards
-Operating features
- Diagnostic capability
-Signal modules
- Analog
- Digital
- Mixed
-Applications
- Alarm management
- Data acquisition, analysis
- Direct control
- Drivers
- Dynamic link to libraries (DLL)
- Operator interface
-Datasharing
- OLE
- OPC clients
- OPC servers
-Language
- C, Pascal, etc
- Java
- OOP (e.g. Visual C++)
-Network communications
- TCP/IP
-Operating systems
- Linux
- Windows 95/98
- Windows CE
- Windows NT
- Windows XP
Section - Data Acquisition & Remote Control
-Ethernet-based systems
-PC based data acquisition
- A-D conversion boards
- automatic data acquisition
- data acquisition cards
- distributed data acquisition
- intranet system
- presentation/analysis software
-Radio frequency tags
-Recorders
- paperless
-Standalone data loggers
-Anemometers
-Barometers
-Hygrometers
-Meteorological instrumentation
-Monitors
- air quality
- blast
- chlorine
- corrosion
- density
- dust
- effluent
- flame
- gas
- moisture
- noise
- opacity
- radiation
- scale build-up
- vibration
- water quality
-Sampling equipment
- gases
- liquids
- solids
-Alarms
-Number of I/O points
- 0-1024
- 0-32
- 0-512
- 0-64k
- Unlimited
-Number of PLC or I/O drivers
- >640
- 0-16
- 16-64
- 64-640
-Operating system
- .Net
- Linux
- Windows 2000
- Windows 95/98
- Windows NT
-Redundancy
-Reports
-Standalone version available
-Cable telemetry
- copper wire
- Ethernet LAN
- fibre-optic
-Radio telemetry
-Remote sensing & control
- cable link
- cellular
- radio link
Section - Maintenance, Reliability & Asset Optimisation
-Condition monitoring
- Remote site condition monitoring
-Consulting
- Technical
Section - Miscellaneous Hardware
-Batteries
- Primary
- Secondary (rechargeable)
-Battery chargers
-DC-DC converters
-Mains AC-DC converters
-Prepayment systems
-Solar energy converters
-Standby power generators
-Uninterruptible power supplies
-Audible alarms
- Bells
- Horns, sirens
- Programmable voice annunciators
-CBE (circuit breakers for equipment)
-EMI suppression filters
- Power-line
- Signal line
-Hazardous gas detection
-Intrusion alarms
-Optical isolators
-Protection relays
- Over/under voltage
- Over-current
- Phase balance
- Phase sequence
- Pump protection
- Thermal overload, motor protection
-Smoke/fire detection
-Surge protection/suppression
- Lightning arrestors
- Varistor (MOV)
Section - Networks for Communication & Control
-4-20mA analog loop
-CANbus
-EIA-485
-Ethernet
-Modbus
-Profibus
-Profinet
-Proprietary
-Remote I/O
-RS232/422/485
-SDS
-Universal Serial Bus (USB)
-Wireless (for industrial application only)
-Antennas
- extension cables
- indoor
- outdoor
-Power supplies
- batteries
- energy harvesting (thermal/vibration, etc)
- solar
-Wireless Ethernet port adaptor (aka modem)
-Wireless gateways
-Wireless I/O - analogue
-Wireless I/O - discrete
-Wireless I/O networks
-Wireless multihop range extenders
-Wireless range extenders/repeaters
-Wireless sensor networks
-Wireless serial port adaptor (RS-232/RS-422/RS-485) (aka modem)
-WiFi
- communication handsets
- embedded modules
- gateways - Ethernet
-WiFI
- serial port adaptor (RS-232/RS-422/RS-485) (aka modem)
-WiFi
- still/video cameras
-WiMAX
- base-station
- subscriber stations & mobile stations - adaptor/router - WiMAX - WiFi
- subscriber stations & mobile stations - communication handsets (phones)
- subscriber stations & mobile stations - embedded module
Section - Process Control & Manufacturing Technologies
-Communications
- Fieldbus
- Proprietary
- RS232
- RS422/RS485
-Functionality
- Cascade control
- Logic
- Maths/calculations
- Pattern/profile
- Scaling of I/O
-Inputs
- 0/4-20mA
- mV/V
-Number of loops
- >16
- 1-16
-Outputs
- 0/4-20 mA
- Pulse
- Relay contact
-Panel size (mm)
- 24x48
-Visual display
-DCS
-Entry level DCS
-Networked controllers
-Monitors/indicators
-Pipeline monitors
-Analog I/O
- 1-16
- 17-64
- 65-256
-Digital I/O
- 1-16
- 17-64
- 65-256
-Display
-Multiprocessor
-Networking organisation
- Host-to-PLC link
- PLC-to-PLC
- Remote I/O
-Networking
- 20 mA loop
- Ethernet
- Fieldbus
- PLC-to-PLC
- Proprietary data bus
- Remote I/O
- RS232, RS422, RS485
-Operator interface panel
-Programming
- High level (C, Basic, etc.)
- Logic diagram
- Sequential function chart
-Converters
- mV/current
-Isolators
Section - Services & Systems
-Consulting engineers
- Project management
- Systems specification
-Contractors
- Process control
- System wiring/installation
-Programmers
- Other
- PLC
- scada
-Project Management
-System integration/consulting
- Information systems
- Process control
- Scada/DCS/PLC
- Telemetry
-Building management
-Energy management
-Environmental control & monitoring
-Food & beverage
-Mining & metals
-Petrochemical
-Power generation & distribution
-Transportation
-Water & waste water
Section - Test, Measurement & Calibration
| News from Expert System Solutions: |
Monitoring and control solutions
Africa Automation Fair 2017 Preview, Industrial Wireless, Expert System Solutions
The locally developed wireless RTU unit from Expert System Solutions has intelligent data processing capabilities, utilising low bandwidth that forms the core of its monitoring and control solutions. ... |
ESS expands wireless telemetry solutions and applications
Technews Industry Guide - Wireless 2015, Industrial Wireless, Expert System Solutions
Expert System Solutions (ESS) is building on its successful launch of the ESS wireless RTU unit with integrated scada gateway launched in 2014. The value of the RTU’s inbuilt Linux microprocessor simplifies ... |
ESS launches TETRA-RTU-SRB
Technews Industry Guide - Wireless 2014, Data Acquisition & Telemetry, Industrial Wireless, Expert System Solutions
Expert System Solutions (ESS) has launched its latest South African designed and developed TETRA-RTU-SRB. At the conference ESS gave a live demonstration sending data from an electrical power meter via ... |
Expert System Solutions’ Tetra-RTU-SRB
Technews Industry Guide - Wireless 2013, Data Acquisition & Telemetry, Industrial Wireless, Expert System Solutions
Expert System Solutions (ESS) launched its newest product, Tetra-RTU-SRB, during the recent Critical Communication World conference and exhibition in Paris. The response from the show has been overwhelming ... |
Industry news: |
Top 10 questions about pressure and temperature gauges
January 2026, Pneumatics & Hydraulics, SA Gauge
Some questions never go out of date, and in our industry, a few have been asked for decades. At SA Gauge, we hear them every week. Here are the ten questions we hear most often, and the practical answers that can save time, money and frustration. |
Cutting-edge sensor technology
November 2025, Sensors & Transducers, Endress+Hauser South Africa
The advantage of Endress+Hauser’s Memosens technology is that digitised measured values and sensor information are transmitted via a non-contact connection from the sensor to the cable, and as a digital signal to the transmitter.
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Your chance to make a difference by supporting UKZN’s SMART Lab research
November 2025, News
UKZN’s SMART Lab is at the forefront of tackling international challenges through innovative, multidisciplinary solutions, and focuses on research that makes a tangible difference to society. Companies affiliated with the SAIMC now have an opportunity to make a meaningful impact through sponsorships. |
Africa Automation Indaba 2026
November 2025, News
Africa’s automation and process control landscape is poised for a major milestone with the launch of the Africa Automation Indaba, taking place from 13 to 14 May 2026 at the Radisson Collection Hotel, Waterfront, Cape Town. |
Hans Beckhoff receives German Mechanical Engineering Award
November 2025, News, Beckhoff Automation
Hans Beckhoff has received the 2025 German Mechanical Engineering Award. This prestigious award honours entrepreneurs who have set standards in machine and system engineering, driven innovation, and taken on social responsibility. |
| visit www.instrumentation.co.za |
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