MSA altair 4 - Page 14

DESCRIPTION MSA
14
ALTAIR 4 - Operating Manual
Battery Shut Down
WARNING
If battery shutdown alarm activates, stop using the instrument as it no
longer has enough power to indicate potential hazards, and persons
relying on this product for their safety could sustain serious personal
injury or death.
The instrument goes into battery shutdown mode 60 seconds before final
shutdown (when the batteries can no longer operate the instrument):
• "Batt Alarm” and flash on the display
• Alarm sounds and lights flash; alarm cannot be silenced
• No other pages can be viewed; after approximately one minute, the
instrument automatically turns OFF.
When battery shutdown condition occurs:
(1) Leave the area immediately.
(2) Recharge the battery.
Battery Charging
WARNING
Risk of explosion: Do not recharge instrument in hazardous area.
CAUTION
Use of any charger, other than the Charger supplied with the instrument,
may damage or improperly charge the batteries.
• The charger is capable of charging a completely depleted pack in
less than four hours in normal, room-temperature environments.
NOTE: Allow very hot or cold instruments to stabilize for one hour
at room temperature before attempting to charge.
• Minimum and maximum ambient temperature to charge the
instrument is 10°C/50°F and 35°C/95°F, respectively.
• For best results, charge the instrument at room temperature
(23°C)