31
9. The telephone must have zero potential to open the device. The
waiting time before opening the telephone after de-energizing the
voltage is at least 2 minutes!
10. Dust must not enter the device while it is open!
11. The cover seal and the collar of the lower part of the housing
required for the tightness of the housing cannot be damaged during
assembly or disassembly.
12. During the commissioning of the operating equipment for use in
dust, the commissioned parts should be subject to a new piece
inspection.
13. The speaking funnel from the receiver consists of non-conductive
plastic. It may charge up dangerously with high air speed. Thus, it is
forbidden to clean the speaking funnel with compressed air.
14. A rust film can form in case of a high concentration of sulphurous
gases in the air.
15. We reserve the right to modify the product for its technical
development without preliminary notice.
CE symbol
We hereby declare this product is in compliance with the Essential
Health and Safety Requirements of
ATEX Directive 2014/34/EU,
EMC Directive 2014/30/EU,
Low Voltage Directive 2014/35/EU and
RoHS Directive 2011/65/EU.
The appropriate standards, technical regulations und specifications
you can take from the attached conformity declaration and the
conformity declarations on our Website.
