Gas Analysers - Designed and Manufactured for over 30 years!

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Area Classification

Hitech Instruments has the experience of 30 years designing and manufacturing gas analysers. Now embedded in the new, state of the art, purpose built factory of parent company.
Guideline figures Flammable atmosphere present Standard
Continuously > 1000hrs/annum Intermittently >10 < 1000hrs/annum Abnormally <  10hrs/annum
IEC / Cenelec / Europe Gas Zone 0 Zone 1 Zone 2 IEC 60079-10
Dust Zone 20 Zone 21 Zone 22 IEC 61241-3
North America NEC 505 Gas Zone 0 Zone 1 Zone 2 Listed in NEC 505-5
NEC 500 Gas & dust Division 1 Division 2 Listed in NEC 500-3(c)