Chauvin Arnoux C.A 762 IP2X Notice De Fonctionnement page 30

This device is a detector. The indications it provides must not
be used for measurement purposes.
3.1. SELF-TEST
Before using the C.A 762 IP2X, perform a self-test. This
checks the integrity of the leads, the proper operation of the
electronic circuit, and the battery voltage.
Connect the red test probe to the + terminal and the black
lead to the COM terminal.
Touch the 2 test probes together and press the AUTO TEST
button. Press for as long as necessary.
■ If all of the indicators of the device except ELV light and
the audible signal sound, the device is working properly
and can be used.
■ If every other indicator lights, the batteries must be replaced
(see §5.2).
3. USE
+
600V
CAT IV
230
V
AC
127
DC
50
2k
Ω
60k
Ω
24
300k
Ω
12
+
600V
CAT IV
230
V
AC
127
DC
50
2k
Ω
2k
60k
Ω
Ω
24
60k
300k
Ω
Ω
12
300k
Ω
30
COM
L1
690 AC
400
750 DC
Ph
Ω
ELV
+
-
L1-L2-L3
L1-L3-L2
COM
L1
690 AC
400
750 DC
Ph
Ω
ELV
+
-
L1-L2-L3
L1-L3-L2