GW Instek GDM-398 - Manual (Page 16)

OVERVIEW
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11 The continuity buzzer is on.
12 MAX/MIN Maximum and Minimum reading.
13 Data output is in progress.
Note: This symbol has no function on the GDM-398 and
should be ignored.
14 The battery is low.
Warning: To avoid false readings, which could lead to
possible electric shock or personal injury, replace the battery
as soon as the battery indicator appears.
15 Sensor test is in progress.
16 The REL function is on. The Meter displays the stored value
minus the measured value.
17
Ω, kΩ, MΩ Ω : Ohm. The unit of resistance.
kΩ: Kilohm. 1 x 10 3 or 1000 ohms.
MΩ: Megaohm. 1 x 10 6 or 1,000,000 ohms.
V, mV V: Volts. The unit of voltage.
mV: Millivolt. 1 x 10
-3 or 0.001 volts.
A, mA, µA A: Amperes (amps). The unit of current.
mA: Milliamp. 1 x 10
-3 or 0.001 amperes
µA: Microamp. 1x 10 -6 or 0.000001 amperes
nF, µF, mF, F F: Farad. The unit of capacitance.