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Connecting
5.3 Power supply options
5.3
Power supply options
Power supply module
A 3.0 V lithium battery (type C-cell) with up to 12 years lifetime (depending on configuration)
is fitted in the standard version.
Figure 5-1
Alternatively a 3.6 V lithium battery (D-cell), with typically >16 years lifetime, 24 V AC or 230
V AC mains units can also be used and can be modified afterwards.
Figure 5-2
If no mains supply is connected, a back-up battery in the mains unit provides the power
supply. The date and time remain actual but none of the measuring functions work, incl. flow
rate measurement.
Figure 5-3
26
Battery 3.0 V DC, C-cell
Battery 3.6 V DC, D-cell
Mains power supply modules, 230 V AC or 24 V AC versions
Operating Instructions, 01/2010, SFIDK.PS.022.F4.02
SITRANS FUE950
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