Leupold H-4 DC A instruction manual Safety regulations, Ex-Data

4. Safety regulations

The use of the intrinsically safe H-4 DC A meets the requirements of the regulations providing that the user observes and applies the requirements as laid down in the regulations and that improper and incorrect use of the unit is avoided.

•The device must not be opened within the Ex-hazardous area.

•Batteries must only be changed outside of the Ex-hazardous

•area.

•The use of additional batteries whilst in the Ex-hazardous area is

•not permitted.

•Only batteries of type R20 and LR20 according to IEC

•regulations are permitted.

•The use of any other type of battery is strictly forbidden in that it · · will invalidate the Ex-Data certification and presents a safety risk.

5. Ex-Data

EC-Certificate of conformity-Nr.:	BAS 01 ATEX 2187
Ex-marking:	II 2 GD EEx e ib IIC T4
	IP 66, T135°C

Authorised for Zone 1 and 2, Equipment groups II, Gas group C hazardous gases, vapour or fog, Temperature class T4.

Authorised for Zone 21 and 22, Equipment groups II, Gas group C, hazardous dust, Temperature class T4.

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