DVM857
V. 01
–
11/06/2020
10
©Velleman nv
9.4
AC CURRENT
Do not measure circuits that may contain voltages
> 600 VDC or > 600 VAC
range
resolution
accuracy
2 mA
1 µA
± (1.5 % + 3)
20 mA
10 µA
200 mA
100 µA
± (2.0 % + 3)
10 A
10 mA
± (2.5 % + 5)
Average sensing, calibrated to rms of sine wave
Frequency range: 40-500 Hz
Overload protection: 600 V DC or AC rms
Note: 10
A ≤ 10 sec
9.5
RESISTANCE
Do not conduct resistance measurements on live
circuits
range
resolution
accuracy
200
Ω
0.1
Ω
± (1.0 % + 3)
2 k
Ω
1
Ω
± (1.0 % + 2)
20 k
Ω
10
Ω
200 k
Ω
100
Ω
2 M
Ω
1 k
Ω
20 M
Ω
10 k
Ω
± (1.5 % + 3)
Overload protection: 600 V DC or AC rms
9.6
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 ± 0.6 mA
reversed DC voltage ± 1.8 V
built-in buzzer sounds
if resistance < 50
Ω
open-circuit voltage ± 1.8 V
Overload protection: 600 V DC or AC rms