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Gas Grouping

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.

Typical gas hazard	IEC 60079-0 Cenelec EN50014	North AmericaNEC Article 500 (Class I)*	Minimum ignition energy (microjoules)
Acetylene	IIC	A	20
Hydrogen	IIC	B	20
Ethylene	IIB	C	60
Propane	IIA	D	180

* North America hazardous categories: Class I (Gases & vapours); Class II (Dusts); Class III (Fibres)