DAB evoplus - Temperature-Dependent Pressure Regulation; Control Panel Interface and Operation; Graphic Display Usage; Navigation Button Functions

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The rotation speed may be set from the display or by an external signal
0-10V or PWM.
Regulation indicated for heating and conditioning plants with constant
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10.1.4 Regulation with Constant and Proportional Differential Pres-
sure depending on the Water Temperature
In this regulating mode the regulating set
point Hs is reduced or increased accor-
ding to the water temperature. THs may
be set from 0ºC to 100 ºC in order to al-
low operation in both heating and condi-
tioning plants.
Regulation indicated for:
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ating plants), where a further reduction
of the circulator performance is ensured
depending on the lowering of the tem-
perature of the circulating liquid, when
the demand for heating is lower.
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DQG XQGHUÀRRU KHDWLQJ SODQWV ZKHUH
the circulator performance can be regu-
lated only by activating the temperature
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11. CONTROL PANEL
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control panel on the cover of the electronic control device.
On the panel there are: a graphic display, 4 navigation keys and 3 LED
warning lights (see Figure 10).
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11.1 Graphic Display
Using the graphic display it will be possible to navigate in an easy and
intuitive menu which will enable you to check and modify the system op-
erating mode, the enabling of the inputs and the working set-point. It will
also be possible to view the system status and the log of any alarms
memorised by the system.
11.2 Navigation Buttons
4 buttons are provided for navigating in the menu: 3 buttons under the
display and 1 at the side. The buttons under the display are called active
buttons and the one at the side is called hidden button.
Each page of the menu is made in such a way as to indicate the function
associated with the 3 active buttons (the ones under the display).
11.3 Warning Lights
<HOORZOLJKW: System live signal.
If lit, it means that the system is live.
Never remove the cover if the yellow light is lit.
Red light: Warning of an alarm/malfunction present in the system.
If the light is blinking it is a non-blocking alarm and the pump can still be
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be controlled.
Green light: Pump ON/OFF signal.
if lit, the pump is running. If off, the pump is stopped.
Figure 10: Control panel