14
Start-Up
WARNING!
When using the Portavo 904 X (device variant for applications in
hazardous locations) in a hazardous location, only the battery types
listed below may be used.
The batteries must be from the same manufacturer and of identical
type and capacity.
Never use new and used batteries together (see also Control Draw-
ing 209.009-110).
Batteries
for Application in Hazardous Locations
Batteries (4x each)
Temp. class
Ambient temperature range
Duracell MN1500
T4
-10 °C ≤ Ta ≤ +40 °C
Energizer E91
T3
-10 °C ≤ Ta ≤ +50 °C
Power One 4106
T3
-10 °C ≤ Ta ≤ +50 °C
Panasonic Pro Power LR6
T3
-10 °C ≤ Ta ≤ +50 °C
A battery icon in the display indicates the battery power level:
Icon fully filled
Batteries at full capacity
Icon partially filled
Battery capacity is sufficient
Icon empty
Battery capacity not sufficient;
calibration is possible, no logging
Icon blinks
Max. 10 operating hours remaining,
measurement is still possible
NOTICE! It is absolutely necessary to replace
the batteries.