99
UMG 509-PRO
www.janitza.com
14.8 Battery
The internal clock is powered by the supply
voltage. If the supply voltage fails, the clock is
supplied by the battery. The clock provides date
and time information for records, min and max
values and events, for example.
The life expectancy of the battery is at least 5
years at a storage temperature of +45° C. The
typical life expectancy of the battery is 8 to 10
years.
The battery (type CR2450 / 3V) can be replaced
by the user.
Fig. Battery replacement with needle-nose pliers
Содержание UMG 509-PRO
Страница 23: ...23 UMG 509 PRO www janitza com...
Страница 27: ...27 UMG 509 PRO www janitza com...
Страница 47: ...47 UMG 509 PRO www janitza com...
Страница 94: ...UMG 509 PRO 94 www janitza com Fig IEC 61000 2 4 Watchdog parameters with traffic light principle report...
Страница 95: ...95 UMG 509 PRO www janitza com Fig IEC61000 2 4 PQ indicator parameters with traffic light principle snapshot...
Страница 107: ...107 UMG 509 PRO www janitza com 15 8 Dimensional drawings Fig Side view Fig Bottom view...
Страница 115: ...115 UMG 509 PRO www janitza com...