581 Lupton Drive, Halfway House, Midrand

+27 11 315 4321
+27 86 549 8053

Iso Certification ISO 17025

Core business offering: Supply and SANAS accredited calibration of test and measurement instrumentation in the fields of electrical, temperature, humidity, pressure, mass and volume, time and frequency, radio frequency and photometry. Intercal is also accredited to do on-site calibration and specialises in equipment qualification for industry.

Cape Town

tel: +27 21 787 4281
fax: +27 86 500 4710
Cronje, Marietjie
Quality Manager
Devenish, Mike
Sales Manager
Haarhoff, Michelle
Financial Manager
Haarhoff, Paul
Snelling, Guy
Adam Equipment
(Shared Agency)
Agilent Technologies
(Sub Agency)
(Sub Agency)
(Shared Agency)
Chroma Test Equipment
(Sole Agency)
(Sub Agency)
(Sub Agency)
Fluke (test & measurement)
(Sub Agency)
Hobo Loggers
(System Integrator)
Lascar Electronics
(Sub Agency)
(Sub Agency)
Major Tech
(Sub Agency)
(Sub Agency)
(System Integrator)
OPAL-RT Technologies
(Sole Agency)
(Sole Agency)
(Shared Agency)
(Shared Agency)
(Sub Agency)
(System Integrator)
(Sub Agency)
(Sub Agency)
Wika Instruments
(Sub Agency)
(Sole Agency)
Section - Computers & Software
- desktop
- laptop
- servers
- workstations
-Input devices
- Joysticks
- Keyboard/video/mouse (KVM) extenders & switches
- Keyboards
- Mice, trackerballs
- Network interfaces (see I/O table)
- Pens, wands
- CRT/LCD terminals
- Monitors/display systems
- Printers
- Alarm management
- Asset management
- Calibration management
- Data acquisition, analysis
-Operating systems
- Windows XP
Section - Data Acquisition & Remote Control
-Ethernet-based systems
-In-transit temperature/event
-PC based data acquisition
- automatic data acquisition
- data acquisition cards
- distributed data acquisition
- intranet system
- presentation/analysis software
-Portable data collection terminal
- chart paper
- disposable pens
- paperless
-Standalone data loggers
-Meteorological instrumentation
Section - Maintenance, Reliability & Asset Optimisation
- Network capable HART device calibrator/configurator
- Wireless HART device calibrator/configurator
- Instrument power supply
- Insulating oil analyser/tester
- Oscilloscope
- Data-logger
- Multimeter
- Thermal imager
- Thermometer
- Calibration
Section - Miscellaneous Hardware
- Armoured
- Coaxial
- Computer, LAN
- Flat, ribbon
- High temperature
- Multiwire
- Screened
- Single conductor panel wires
- Temperature compensated cable
- Twisted pair
- Primary
- Secondary (rechargeable)
-Battery chargers
-DC-DC converters
-Instrument power supplies
-Mains AC-DC converters
-Mains/power conditioners
-Standby power generators
-Uninterruptible power supplies
-Cable glands
-Cable grommets
-Cable jointing kits
-Cable sleeving
-Cable tie installing tools
-Cable ties
-Cable/terminal marking systems
-Cable/terminal marking systems (stainless steel)
-Cabling conduit
-Ducting, trunking
-Electrical power
-Fibre-optic jointing kit
-Heat-shrink guns
-Heat-shrink tubing
-Insulating tape, coloured
-Lacing cord/ribbon
-Mounting clips, clamps
-Sleeve application tools
-Audible alarms
- Bells
- Horns, sirens
-Emergency stop switches
- Fast-acting
- Normal
- Slow-blow
-Intrusion alarms
-Key-lock switches
-Visible alarms
- Annunciator displays
- Indicator lights
- Industrial beacons
-Fuse terminal blocks
Section - Process Control & Manufacturing Technologies
-Differential pressure transducers
-Pressure gauges/indicators
- mV/current
- Power (VAR, F, kWh, etc.)
-Infrared (IR) line scan
-IR non-contact
-IR thermal imaging
-Pyrometers (IR non-contact)
-RTDs (Pt 100, Ni)
-Temperature switches
-Thermocouple extension cables
-Thermocouple reference units
-Thermocouples (Type S, T, etc)
- Digital
- Panel mount
Section - Services & Systems
- Maintenance
- System wiring/installation
-System integration/consulting
- Quality control
- Telemetry
- Warehousing
-Training (excluding supplier/product specific training)
Section - Test, Measurement & Calibration
-Chambers (environmental/temperature)
-pH handheld
-Spectrometers (UV, IR, etc.)
-0/4-20 mA loop simulators/calibrators
-Calibration services (SANAS accredited, etc.)
-Deadweight testers
-Decade boxes, R/I/C
-Documenting process calibrators
-Frequency, time simulators/calibrators
-mV simulators/calibrators
-Pressure simulators/calibrators
-Reference materials (certified)
-RF reflectometers
-RTD simulators/calibrators
-Temperature (dry block)
-Temperature baths
-Thermocouple simulators
-Insulation testers
-Mains power analysers
-Phase rotation
-Pipe & cable locators
-Portable power meters
-Scope & DMM combinations
-Balances, mass
-Coating thickness
-Optical/Visual (incl. fibre-based camera scopes)
-Temperature profiling
-Thermal imaging
News from Intercal:
InterCal extends solar panel testing capability
Technews Industry Guide: Maintenance, Reliability & Asset Optimisation 2018, Electrical Power & Protection, Intercal

InterCal director Paul Haarhoff and sales manager Mike Devenish recently received training from Netherlands-based Chroma ATE on several of the Chroma systems.    Chroma ATE is a leading supplier of precision ...

Expanded space leads to expanded accreditation
Technews Industry Guide: Maintenance, Reliability & Asset Optimisation 2017, News, Intercal

In 2015, InterCal moved into its own premises in Midrand. The 600 square metre building was custom designed to suit the administration and technical requirements of the seven SANAS accredited ISO17025 ...

Understanding the data and true value of a calibration certificate
Technews Industry Guide - Maintenance, Reliability & Asset Optimisation 2016, Maintenance, Test & Measurement, Calibration, Intercal

This paper will guide those users of calibration certificates through the myriad of text, tables and terms to reveal the useful data and to uncover the true value of a calibration certificate.

InterCal office opening
December 2015, News, Intercal

InterCal clients and associates were invited to the opening of the brand new laboratories and offices at a function in Midrand at the end of September. InterCal staff members took guests on a tour of ...

InterCal office opening
November 2015, News, Intercal

InterCal clients and associates were invited to the opening of the brand new laboratories and offices at a function in Midrand at the end of September. InterCal staff members took guests on a tour of ...

InterCal has moved
August 2015, News, Intercal

As from 1 July, InterCal will be conducting business from its new more modern premises. The address is: 581 Lupton Drive Cnr Johnic Boulevard Halfway House Ext 12 Midrand GPS:26.003046S 28.133519E Tel: ...

Calibration company celebrates 10 years of service
September 2002, News, Intercal

InterCal will be celebrating 10 years of calibration services to industry later this year. The story began back in late 1992 when Les Wesson, Paul Haarhoff and Guy Snelling pooled their resources and ...

Industry news:
Water and wastewater treatment in the digital age
May 2022, Analytical Instrumentation & Environmental Monitoring, Editor's Choice, Endress+Hauser South Africa

In these testing times of declining water security, IoT technology has been proven to boost operational efficiency and inform smart investment decisions.

AATF 2023 to collocate with Future Manufacturing Africa
May 2022, News

In attendance across the two events will be over 5000 visitors, several feature areas and over 200 exhibitors over three days.

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