ACO Quatrix-K 620368, Руководство по эксплуатации, Страница: 21 / 76

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Product description
4.4.2 Overview on operating and display elements
The following illustration shows control structure and position of individual operating and
display elements.
1
2
3
4
5
6
7
1 = LED 1
Display of operating
voltage (green)
4 = LED 4
Display of collective fault
signal (red)
7 = Buzzer
2 = LED 2
Display of backflow (red)
5 = Button 1: acknow-
ledgement
3 = LED 3
Display of operating seal
(yellow)
6 = Button 2: test
Fig.3 : Control operation
4.4.3 Display elements
The following listing describes the display elements:
Q
LED 1: Display of operating voltage (green):
LED is out in switched-off condition.
If control is supplied via mains voltage, the LED lights up perma-
nently.
When accumulator-operated, the LED flashes every two seconds.