Newcon Optik LRB 20000 - Manual (Page 9)

15. RECHARGEABLE BATTERY HANDLING
15.1. The rechargeable battery is supplied in discharged
condition.
15.2. While handling the battery, be certain to:
- avoid contact with any bare circuit components while
charging the battery;
- strictly comply with the prescribed charging/discharging
procedures.
NEVER:
- dismantle the battery;
- store the battery together with acids, or batteries using acids.
15.3. The battery is subject to charging at an ambient
temperature of (20±5) °C.
To charge the battery, do the following:
- Unscrew the cover of the battery section on the charging
device;
- Place the battery in the section coupling the "+" terminal
with the bottom contact of the section, and screw the cover;
Connect the charging device to the power source using the
appropriate cable (see in Section 11.3).
15.3.1. The battery that has been stored in the discharged
condition for a maximum of 28 days is to be charged for 15
hours. The toggle switches are placed in the CHARGE and
MAIN positions on the charging device.
15.3.2. If the battery has been stored in the discharged condition
for a time between 28 days and 3 months, it should be cycled as
follows:
2. ABBREVIATIONS
The following abbreviations are used herein:
AC ckt – automatic control circuit,
AI – angular mount,
CD – charging device,
DCC – direct current converter,
ER "0" – zero elevation reference,
F ckt – firing circuit,
IDA – information display assembly,
OP – observation post,
PD – protective device,
PhD – photodetector (assembly),
SB – rechargeable battery,
SPTA – spare parts, tools and accessories,
TSGC – time sensitivity gain control,
TIC – time-interval counter