Serial Number; Internal Software Version - Chauvin Arnoux C.A 6505 Notice De Fonctionnement

4.2. SERIAL NUMBER

To view the serial number of the instrument, keep the DISPLAY key pressed and turn the switch to the
500 V position.

+
500V
500V
2T Ω
2T Ω
DISPLAY
OFF

4.3. INTERNAL SOFTWARE vERSION

To view the internal software version of the instrument, keep the DISPLAY key pressed and turn the
switch to the 1000 V position.

+
1000V
1000V
4T Ω 4T
DISPLAY
OFF
Ω