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7
Maintenance / Repair
Replacing batteries
68
Building Technologies
008250_i_en_--
Fire Safety
2013-08-15
7.2.1
Service life of the batteries
The service life strongly depends on the line allocation, the display light and the
operating temperature.
Operation mode
Service life at room temperature
Lighting ON
Lighting OFF
Normal operation (quiescent
condition)
Approx. 19 hours
Approx. 51 hours
Line operation with 126 detectors
Approx. 7 hours
Approx. 10 hours
See also