Velleman DVM902 - Duty Cycle

DVM902
V. 02 – 29/01/2020 12 ©Velleman nv
9.8 FREQUENCY
Do not conduct frequency measurements on live circuits
range
resolution
accuracy
9.999 Hz
0.001 Hz
± (0.1 % + 5)
99.99 Hz
0.01 Hz
999.9 Hz
0.1 Hz
9.999 kHz
1 Hz
99.99 kHz
10 Hz
999.9 kHz
100 Hz
9.999 MHz
1 Hz
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
accuracy
resolution
°C/°F
-20 to 150 °C
-4 to 302 °F
± (3 °C + 1)
± (5 °F + 2)
1 °C/1 °F
151 to 1000 °C
303 to 1832 °F
± (3 % + 2)
± (3 % + 3)
NiCr-NiSi sensor
Overload protection: 700 V DC or AC rms
9.11 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.