Chauvin Arnoux C.A 6240 Manual De Instrucciones página 32

...or disconnect one of
the 2 clips.
The energy accumulated in an inductive component when a measurement is made on it must be released.
You must never in any circumstances touch or disconnect the measurement leads until you
have stopped making the measurement and waited at least ten seconds for all of the energy in the
item tested to be dissipated. Failure to observe this precaution may result in the production of an arc,
potentially hazardous for both the instrument and the operator.
In both cases, the
l a s t m e a s u re m e n t
made is displayed,
HOLD
along with the
symbol.
_
I
HOLD
AVG
3.1. MEASUREMENT OF A VERY LOW VALUE
*
*
START/STOP
±I
*
_
I
HOLD
AVG
START/STOP
+I
HOLD
2nd
DISPLAY
A
m:
_
I
AVG
DISPLAY
A
μ :
If the measurement is stopped by the
disconnection of a clip, simply connecting
A
it to another object starts another
measurement, with no need to press the
START/STOP key.
m:
To display the voltage on the terminals of
mV
the resistance instead of the measurement
current, press the DISPLAY key.
Reverse the direction of the current by
pressing the ±I key and the instrument
displays the average:
A
R
T h i s s e r v e s t o e l i m i n a t e a n y
μ :
thermoelectric effect.
+I +V
-I
R(+I) R(+I)
R(-I)
32
R(+I) + R(-I)
=
AVG
2
To display the
values R(+I) and
-V
R(-I), press the
R(-I)
DISPLAY key.
C
1
P
1
P
2
C
2