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Function
high
{
analogue
low
closed
DI 1
DI 2
Operating mode 22
Depending on the adjustment angle for the "open"
position, the heat output can be reduced and a uniform
temperature distribution in the furnace or kiln can be
achieved nevertheless owing to intermittent operation
of the burner.
DI 1
DI 2
Off
Off
On
Off
Off
On
On
On
The opening speed is preset via the time t
"low" to "high" setting travel.
Accordingly, the closing speed is set with t
tire "high" to "low" setting travel.
IC 40 · Edition 07.18
t
t
1
2
Position
low/closed
high
low/closed
analogue
for the entire
1
for the en-
2
The speeds are retained in both intermittent modes.
The running times are changed accordingly if the "ana-
logue" position (current signal) is moved. The "analogue"
position may also be higher than the "high" position in
this operating mode.
Possible parameter set for this operating mode:
P 68027, see page 45 (Parameter sets).
t [s]
t [s]
34
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