Automatic Mains Detection; Power Packs; Batteries; Battery Life - Siemens UH50 Series Manual

Power supply
Automatic mains
detection

Power packs

Batteries

Battery life

Siemens
Building Technologies
The UH50.. can be powered by a power pack or a battery.
The power pack detects whether line voltage is present. This signal is forwarded to
the UH50.., enabling the meter to automatically detect whether it is powered by the
battery or the power pack.
Power pack AC/DC 24 V
WZU-ACDC24-00
Standard battery (2 AA)
WZU-BA+GUM
The life of a battery depends on the type of battery and the requirements (e.g.
short timebase, analog module, etc.).
Requirements (with timebase Q =
4 s and T = 30 s)
Standard pulses M-bus readout
(max. every 15 minutes),
CL module
M-bus fast readout, fast pulses,
analog module, RF module
Ultrasonic heat and cooling energy meters UH50..
Power pack AC 230 V
WZU-AC230-15
WZU-AC230-50
WZU-AC230-100
Universal battery (D-cell)
WZU-BDS
6 years
2 AA
D-cell
Battery life
16 years
D-cell
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CE2N5324en
2013-01-14