Velleman K8012 Manual page 9

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Put SW2 in the 6V position. Measure the voltage across the output termi-
nals. Output voltage should be 6.8V +/- 0.2V
ON
L AC
AC POWER
N AC
>4Ah
Put SW2 in the 12V position, put SW1 in the >4Ah position. Connect the
supplied 33Ω/5W resistor to the output terminals.
across the resistor. It should read 14.7V +/- 0.2V
ON
L AC
AC POWER
N AC
>4Ah
Put SW2 in the 6V position, put SW1 in the >4Ah position. Connect the
supplied 33Ω/5W resistor to the output terminals.
across the resistor. It should read 7.3V +/- 0.2V
ON
L AC
AC POWER
N AC
>4Ah
Put SW2 in the 12V position, put SW1 in the >4Ah position. Connect the
supplied 8.2Ω resistor in series with the multi-meter. Switch the multi-meter
to the '10A DC' -position. It should read 1A +/- 0.1A.
14.7V=
K8012
Vdc
+
ACCU
-
12V
7.3V=
K8012
Vdc
+
ACCU
-
6V
1A=
K8012
Adc
10A
Ω
+ 8.2
ACCU
-
12V
Measure the voltage
Measure the voltage
9