NARDA nbm-520, Operating Manual

Page: 16 / 64

2 Safety instructions
10
NBM-520 Narda
2.5 Dangers when handling rechargeable
batteries
When handled improperly, rechargeable batteries can
overheat, explode, or ignite.
⇒
Only use the NBM-520 with NiMH rechargeable batter-
ies (AA, Mignon).
⇒
Do not use dry batteries.
⇒
Do not replace individual batteries; always replace the
entire set.
⇒
Always use identical batteries.
⇒
Never touch both poles of the batteries simultaneously
with a metal object.
⇒
Make sure you insert the batteries correctly as shown on
the base of the battery compartment.
⇒
Always close the battery compartment immediately after
replacing batteries.
⇒
Never use the NBM-520 with the battery compartment
open.
2.6 Dangers from AC adapter/charger
You could experience electric shock from the AC
adapter/charger.
⇒
Do not use the instrument when the casing is damaged
because parts carrying dangerous voltages could be ex-
posed.
⇒
Do not use an AC adapter/charger that has been moved
from a cold to a warm room, thereby forming condensa-
tion.
⇒
Only use the AC adapter/charger indoors and at temper-
atures between 0 °C and +40 °C.
The AC adapter/charger could be destroyed if the volt-
age specification on the AC adapter/charger does not
match the AC line voltage.
⇒
Only use the AC adapter/charger if the voltage specifica-
tion on the AC adapter/charger matches the AC line volt-
age.