DVM821
V. 03
–
20/03/2020
8
©Velleman nv
20 mA
10 µA
200 mA
100 µA
± (2.0 % rdg + 2 digits)
Overload protection: F0.5 A/600 V
9.4
RESISTANCE
Do not conduct resistance measurements on live
circuits
range
resolution
accuracy
200
Ω
0.1
Ω
± (1.0 % rdg + 5 digits)
2000
Ω
1
Ω
± (1.0 % rdg + 3 digits)
20k
Ω
10
Ω
200k
Ω
100
Ω
2000k
Ω
1k
Ω
± (1.5 % rdg + 3 digits)
Overload protection: F0.5 A/600 V fuse
9.5
DIODE AND CONTINUITY
Do not conduct diode or continuity measurements on
live circuits
range
description
test condition
display reads the
approximate forward
voltage of the diode
forward DC current ± 10 µA
reversed DC voltage ± 1.8 V
built-in buzzer sounds
if resistance < 50
Ω
open-circuit voltage ± 1.8 V
Overload protection: F0.5 A/600 V fuse
10.
Voltage Measurement
Do not measure circuits that may contain voltages > 500 V