Chauvin Arnoux C.A 771 Notice De Fonctionnement page 30

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The first two indicators on the bargraph are green to indicate that the voltage is
not hazardous, and the device does not beep. The next ones are red, and the
device beeps.
If only the ELV indicator lights up, the batteries are spent or absent.
1000
690
400
230
127
50
24
300kΩ
12
2.4. INDICATING THE QUALITY OF THE CONTINUITY LEVEL.
As for voltage detection, connect the red test probe to the + terminal and the black
test probe to the L1 terminal.
Place your hands behind the guards on the device and the test probe.
Place the test probes on the element to be tested, and hold them firmly in contact.
R
If the device has been idle for more than 10 minutes or if it was set to stand-by
mode, run a self-test first, to place it in active stand-by.
Ω
Keep the button pressed.
If no voltage is detected, the C.A 771 performs a continuity check.
If the result is:
„ < 100 W: the first five indicators on the bargraph flash in sequence. The device
emits a continuous audible signal.
1000
690
400
230
127
50 60kΩ
24 300kΩ
12
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V
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L1-L2-L3
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30
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