Low Resistance (Position R 10A ) - Chauvin Arnoux C.A 6121 Mode D'emploi

2. Select the test parameters as follows :
Voltage drop threshold
- Press the ∆U
key to select the threshold, refer to the table in
max
chapter 3.2.
Timer ON/ OFF
- Refer to the instructions in chapter 4.1.
Duration of the test
- Refer to the instructions allowing definition of the duration in
chapter 4.1.
3. Connect the test leads to the instrument and to the tested
instrument in accordance with the figure 11.
4. Press the START/STOP key to start the measurement.
5. Wait for the set time to elapse (if the timer has been switched on)
or press the START/STOP key again to stop the measurement.
6. Save the displayed result for documentation purposes (refert to
the instructions in chapter 5.2 to save the displayed result).
4.3. LOW RESISTANCE (POSITION R
Refer to the test circuits, fig.9.
How to perform the measurement ?
1. Set the rotary switch to the R
Function name
Resistance
(main result)
Rmax key to set
threshold resistance
2. Select the test parameters as follows :
Resistance threshold
- Press the R key to access the selection menu for the resistance threshold.
max
- Press the ñ or ò keys to select the threshold*.
* A buzzer will ring if this threshold is exceeded. If the value ∗ mW is chosen as limit, the result will not be compared to any
threshold and no buzzer will ring.
- Press EXIT key to exit this menu
Timer ON/ OFF
- Refer to the instructions in chapter 4.1.
Duration of the test
- Refer to the instructions allowing definition of the duration in chapter 4.1.
)
10A
position (low resistance); the following screen is displayed.
10A
Threshold resistance
R-10A
100mΩ
_ _ _ _ mΩ
Rmax
Fig.12. Basic screen in position R
R-10A
100mΩ
_ _ _ _ mΩ
Set Rmax
Exit
Fig.13. Low resistance threshold selection menu
D
U : 0...10 V (scaled to 10 A)
OFF
U : <12 V/50 Hz
test
I : >10 A AC (for R : 0...500 m ) W
test
Fig.11. Connection of the test leads
I:_ _ _ _ A
U:_ _ _ _ V
10s
Timer
10A
I:_ _ _ _ A
U:_ _ _ _ V
10s
35
L1
L2
L3
N
PE
+
REMOTE WARNING LAMP 12V~ RS232C
INSULATION (M ) W
DISCHARGE TIME ( t)
500 - 1000 V
TEST
600V 250V CAT III
600V
MAINS
TEST
CONTINUITY 12V/>10A ( U,R D 10A )
C1 P2
P1
DIELECTRIC (HV)
1 - 1.25 - 1.5 kV
Test current
Test voltage
Set timer value
Timer key to set timer
value or to switch it on/off
230V / 50Hz
500VA
D
ON
OFF
TEST ON
MEM/MR PRINT/RS SET-UP
C2
CHAUVIN C.A 6121
ARNOUX START / STOP
MACHINE TESTER