Gary Friend, sales director Extech Safety Systems, has revised and updated his highly popular three-part article on intrinsically safe loop approval calculations, which appeared in past editions of South African Instrumentation and Control. This latest complete version includes the impact of using Ex ic (Zone 2) and gas group on cable lengths.
About the author: Gary Friend graduated with BSc Eng in 1990 in South Africa. He moved to the UK in 1992 and worked at MTL Instruments (Now Eaton MTL) for 11 years from 1995 to 2006 in various technical roles. He now manages (since 2006) Extech Safety Systems in South Africa.
Cleanroom tablet PC Extech Safety Systems
Industrial Computer Hardware
The device is convenient to operate, even with multiple pairs of nitrile cleanroom gloves or a stylus. Both the front and rear cameras of the tablet can be used within the stainless steel enclosure.
Read more...RFID Read/Write Head for Ex Zone 1/21 Turck Banner
IS & Ex
Turck Banner is expanding its Industry 4.0 portfolio into explosion-protected areas and is thus underlining its commitment to being a supplier of end-to-end IIoT solutions in the process industry.
Read more...Vibration pen for hazardous areas R&C Instrumentation
IS & Ex
Vibration and temperature are the most common parameters measured on process plants to predict equipment failure or process problems. As part of the extensive range of vibration measurement products and IS rated instruments from R&C Instrumentation, the TV712 series from Time now comes in IS versions for EX Hazardous areas such as coal mines and chemical plants.