Specifications

Model UT90B: OPERATING MANUAL
7
MV, V Voltage unit: millivolt, volt
mA, mA, A Current unit: microampere,
milliampere, ampere
Rotary Switch
Below table indicated for information about the
rotary switch positions.
Rotar
y
Switch
Positio
n
Function
V
DC voltage measurement range
from 200.0mV to 1000V.
V
AC voltage measurement range
from 2.000V to 750.0V.
Ω
ΩResistance measurement range
from 200.0Ω to 20.00MΩ.
Diode test.
Continuity test.
A
DC current measurement range
from 200.0µA to 20.00A.
A
AC current measurement range
from 200.0µA to 20.00A.
CHARGE
Charge: 230V
MAX: AC
220V
input charge
9-12 V
: 9-12 V input charge
Turn on/off the Meter.
Functional Buttons
Below table indicated for information about the