Chauvin Arnoux C.A 773 Notice De Fonctionnement page 32

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 the voltage exceeds 1000 V
The bargraph and the audible signal remain active.
If only the ELV indicator lights up, the batteries are spent or absent.
3.4. 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 773 performs a continuity check.
The result is indicated only on the digital display.
If it is less than 125 W, the device emits a continuous audible signal.
or 1400 V , the digital display indicates "overload".
ac dc
+
1400
DC
1000
690
400
V
AC
230
DC
127
Ph
50
ELV
24
12
+
1400
DC
1000
690
400
V
AC
230
DC
127
Ph
50
ELV
24
12
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