Safety Precautions - Chauvin Arnoux C.A 6121 Mode D'emploi

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The means Warning
For your safety, you must read carefully and respect the instructions of the present user's manual.
You have just acquired a C.A 6121 Machine Tester and we thank you for your confidence.
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To get the best results with this instrument :
read this user's manual carefully, otherwise this instrument may be dangerous for the user, for the instrument itself or
for the circuit under test !
respect the safety precautions detailed in the present manual
This instrument must be powered from a mains supply which has a protective earth terminal
The INSULATION, CONTINUITY or DIELECTRIC measurement terminals must only be connected to circuits that are not live.
If a fuse has blown in the instrument, please follow the instructions in this manual to replace it!
Any repair or metrological check procedure must be carried out by competent and approved personnel!
The C.A 6121 MACHINE TESTER must only be handled by a competent operator, familiar with equipment using dangerous
voltages !
Use connection accessories whose overvoltage category and service voltaage are greater than or equal to those of the circuits
on which the measurements are made. Only use accessories that conform to safety standards (IEC 1010-2-032).
Insulation
The terminal is grounded, connect it to the ground pole of the instrument to test !
Continuity
Dielectric
Definitions
Warning : risk of electric shock
Earth terminal
The power supply input has an overvoltage category II. It must be connected to permanent domestic and analogous electrical
installations (cf. IEC 664-1).
The measurement terminals for the DISCHARGE TIME have an overvoltage category II. They satisfy the severe requirements
of reliability and availability which correspond to permanent use on fixed industrial installations (cf. IEC 664-1).
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SAFETY PRECAUTIONS

Please read the instructions on how to replace the fuses
Switch off the instrument immediately if the red safety light (pos.11, fig 1.)
does not light after switching on the HT generator and have the instrument
repaired.
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