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5. Battery
5.1 Battery indication
The latest battery status is symbolised by a three-
stage battery indicator on the display.
indication of battery status
replace the battery soon –
few measurements possible
(Battery symbol flashing: no
further measurements admissible!)
Attention!
When the empty battery symbol flashes, then no
more measurements can be performed and the
battery has to be replaced immediately.
5.2 Battery change
The battery may only be replaced
outside of Ex areas.
For replacing the battery the rear cover needs to be
unscrewed.
You may only insert the following types of
batteries:
EP 4:
9 V-block IEC 6LR61 / 6LF22 / 6LP3146
(alkaline-manganese) any manufacturer
EP 4Ex: only DAIMON MN1604, 6LR61 (yellow)
or Duracell MN 1604, 6LF22
Plus Power Duralock (black /gold)
The connectors, jacks and contacts have to
be kept clean.
Regularly make sure that the battery does not
leak. In case it does you have to remove the
electrolyte completely and insert a new battery.
In case of a longer storage period the EP 4
needs to be kept without battery at a dry and
clean place with temperatures between -10°
and + 70°C.
Note: Included in the scope of delivery is one
battery. This battery is not to be re-charged. Attemp-
ting to recharge it may cause risk to personal safety
and damage to the equipment. The battery may not
be opened.
Depleted batteries have to be disposed of professi-
onally. Please, return batteries to a local retailer or
municipal recycling depot. Return is free of charge
and required by law.
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