Category Archives: Blog

Safety reports on IS mobile devices

With all the safety reports & issues in Europe, I wrote a paper https://extech.co.za/mobile-devices-in-hazardous-areas-14-june-2023 toRead more

Extech at AAF 2023

Extech exhibited at Africa Automation Fair https://www.africaautomationtechnologyfair.com/en-gb.html at Gallagher Estate on 9-11 May 2023. It wasRead more

Electrical COCs are not required for IS loops in South Africa

Electrical COCs are not required for IS loops in South Africa The exclusion is basedRead more

Wifi & mobile devices in South African underground coal mines

From the standards: Radio Frequency Sources (9kHz to 60GHz) for continuous transmissions and pulsed transmissionsRead more

RF limits in Hazardous Areas & ATL loop approvals for RF

From the standards: Radio Frequency Sources (9kHz to 60GHz) for continuous transmissions and pulsed transmissionsRead more