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Power source for DE920 Ex
The rechargeable battery of the DE920 Ex CAN NOT BE REPLACED by the user! The rechargeable
battery of the DE920 Ex may only be replaced by certified service centres! If a non-certified ser-
vice centre opens the device (including opening the battery cover), the explosion protection will
be invalidated! For further information, please contact your specialist dealer!
Charging the DE920 Ex power source
The DE920 Ex rechargeable battery is ONLY to be charged IN A NON-HAZARDOUS ATMOSPHERE
and/or an AREA NOT AT RISK FROM EXPLOSION! If charging is carried out in hazardous atmos-
phere or explosion risk areas, the explosion protection can no longer be guaranteed during the
charging process!
Servicing the DE920 Ex
The DE920 Ex may only be repaired and serviced by certified service centres; otherwise the explo-
sion protection will be invalidated!
Programming the DE920 Ex
The DE920 Ex can only be programmed by means of the programmer «SGA Professional»; older
programming devices can not be used!
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