Burkert 0131 Manual de Instruções - Página 6
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Electrical operating conditions
With high-performance elec-
tronics AC/DC
Ambient tem-
max. +70 °C
perature (inter-
mittent duty
„Fig. 2")
Operating mode
Long-term operation
(according to
Intermittent duty (Determination
DIN VDE 0580)
of the permitted operating param-
eters see „Fig. 1" und „Fig. 2")
Temperature
Device has a resettable tem-
protection
perature protection switch which
switch
switches the device off if unac-
ceptable heating occurs during
intermittent duty. Switches on
again only after cooling down and
after a new switching request.
Tab. 1:
Electrical operating conditions
Intermittent operation for version with high-performance
electronics AC/DC
Without
Characteristic values (according to DIN VDE 0580)
electronics
50 Hz, 60 Hz
t
– Cycle time
SD
t
– Duty cycle
max. +55 °C
ED
t
– De-energized pause
SP
ED – Relative duty cycle
SH – Switching frequency
Long-term
operation
Intermittent
duty
without
Fig. 1:
Characteristic values intermittent operation for version with high-
performance electronics AC/DC
t
ED
t
SP
t
SD
english
60
t
[s] =
1
SD
SH
min
ED[%]
t
[s]
t
[s] =
x
ED
100
SD
t
[s] = t
[s] – t
[s]
SP
SD
ED
5