Bird Technologies AT-500-Manual - Manual (Page 6)

Bird AT-500 Antenna Tester
v
On page 45.
Caution Statements
The following equipment cautions appear in the text
and are repeated here for emphasis.
On page 15.
On pages 15 and 40.
On page 16.
WARNING
Charging batteries installed in reverse polarity can
cause the battery to swell or rupture.
CAUTION
Only use the AC adapter provided with the AT. Do
not use the adapter with the batteries removed.
CAUTION
Follow guidelines for battery charging.
Avoid constant charging of batteries for long periods
of time. Overcharging can result in reduced battery
efficiency, service life, and possible permanent
damage.
CAUTION
Required input is 11 to 16 VDC @ 250mA. Connector
is wired outside positive, inside negative.