ASCOM d81 Messenger User Manual page 10

User Manual
Ascom d81 DECT Handset
Charging the EX Battery
When using in hazardous/classified areas, use an approved battery pack only. The battery
pack must be marked with art. no.: 660274 on the label.
Charging parameters: Um = 5.25 V, Im = 1.15 A
For approved battery types, see certificate IECEx SIR 10.0038 or Sira 10ATEX2072 and
following supplements.
The documents above and the EC Declaration of Conformity can be found at http://
www.ascom.com/ws/ products_ws.htm and http://www.iecex.com.
IMPORTANT: Battery charging or replacement is NOT permitted in a hazardous area. When
charging the EX classified handset, it is only permitted to use a charger marked with
DC3-AxxB (rev. 1A or higher), DC4-AxxxB (rev. 3A or higher), CR3-AxxB (rev. 2A or higher),
or CR3-AxxC on the label. It is not permitted to charge the EX battery pack alone.
Fastening/Removal of the EX Battery
Before using the handset the first time, lift the battery pack upwards and remove the
protection tape. Insert the battery pack and fasten it using the provided screws that require
the provided special Battery pack opener tool.
To remove the battery pack, use the opener and untighten the screws. Remove the battery
pack by lifting it upwards. To fasten the battery pack use the opener and tighten the screws.
IMPORTANT: Removing the battery pack is NOT permitted in a hazardous area.
Headset in Hazardous Area
In hazardous areas, it is only allowed to use the EX classified headset adapter (art. no.:
660281) in combination with an EX classified Peltor headset. The Peltor headset must be
compatible with the output parameters of the headset connector as follows:
08 June 2012 / Ver. D
Battery charging or replacement
is NOT permitted in hazardous area.
Use only approved chargers
- refer to certificate.
Um = 5,25 V Im = 1,15 A
TD 92644EN
6