18
4. Safety regulations
Use of this unit assumes that the operator observes the
conventional safety regulations and has read the certificate
in order to eliminate faulty operation of the unit.
The following safety regulations must also be complied with:
- The unit should not be opened inside the Ex-area.
- A functional inspection should be conducted before
starting to use the unit. If there is a marked decrease in
luminosity, the batteries should be checked for leaking
electrolyte.
- If you notice any electrolyte, do not take the unit into the
Ex-area, but send it to the manufacturer for inspection.
- The batteries should only be exchanged outside the
Ex-area.
- Weak batteries should be replaced immediately.
- Additional batteries must not be carried in the Ex-area.
- Only type-tested batteries should be used.
- The temperature class of the Lite-Ex
®
PL 10 H can vary
between T4 and T3 depending on the type of battery
used – refer to table 1!
- Only those accessories approved by ecom instruments
GmbH may be used.
- Only original ecom replacement seals and discs (type PL
10 H) should be used.
- Only the original headband (HB 10 H) should be used.
- Avoid use in aggressive acids or bases.
- The LED housing should not be opened.