Honeywell DCP552 Mark II User Manual
Page 182

10-11
NOTE
•
Guidelines for battery service life are given below.
When the
DCP552
is stored with the power off under standard conditions
(ambient temperature 23±2°C): 5 years
When the
DCP552
is stored with the power on under standard conditions
(ambient temperature 23±2°C): 10 years
Battery life is reduced when stored at higher temperatures.
•
When the
BAT
LED is flashing, memory data is protected if the power is on.
•
When the data in memory is corrupted, one of the following two conditions will
occur.
(1)
“
g.rESt
” is displayed at power up and normal operation cannot be
performed.
(Press the
ENTER key
to perform a general reset and reset
parameters to their factory default values and delete all program
settings.)
(2)
Normal operation can be started at power up but one of the alarm
codes
AL93
to
AL97
are displayed.
Chapter 10. TROUBLESHOOTING