Velleman DVM900 Mode D'emploi page 12

9.8 FREQUENCY
range
9.999 Hz
99.99 Hz
999.9 Hz
9.999 kHz
99.99 kHz
999.9 kHz
9.999 MHz
Sensitivity: sine wave 0.6 V rms, 1.5 V rms for 9.999 MHz
Overload protection: 700 V DC or AC rms
9.9 DUTY CYCLE
0.1-99 %: ± (2.0 % + 2), frequency < 10 kHz
Sensitivity: sine wave 0.6 V rms
Overload protection: 700 V DC or AC rms
9.10 TEMPERATURE
range
°C/°F
NiCr-NiSi sensor
Overload protection: 700 V DC or AC rms
9.11 BATTERY TEST
range
1.5 V
9 V
12 V
Overload protection: F0.8 A/700 V fuse
9.12 NON-CONTACT AC VOLTAGE DETECTION (NCV)
Test voltage range: 90-1000 V AC rms
The built-in buzzer will sound when live voltage is detected.
V. 01 – 07/11/2019
Do not conduct frequency measurements on live circuits
resolution
0.001 Hz
0.01 Hz
0.1 Hz
1 Hz
10 Hz
100 Hz
1 Hz
-20 to 150 °C
-4 to 302 °F
151 to 1000 °C
303 to 1832 °F
accuracy
± (5.0 % + 2)
DVM900
± (0.1 % + 5)
accuracy
± (3 °C + 1)
± (5 °F + 2)
± (3 % + 2)
± (3 % + 3)
load current
50 mA
5 mA
50 mA
12
accuracy
resolution
1 °C/1 °F
resolution
10 mV
10 mV
©Velleman nv
1 mV