Velleman DVM990BL - Manual (Page 7)

DVM990BL VELLEMAN 6
3.2.3. DC Current
Range Resolution Accuracy (% reading + digits)
2mA 1µA ± (1.0% of rdg + 3 digits)
20mA 10µA ± (1.0% of rdg + 3 digits)
200mA 100µA ± (1.5% of rdg + 5 digits)
10A 10mA ± (2.0% of rdg + 10 digits)
Overload protection: 2mA to 200mA ranges: F1: F 200mA/250V fuse
10A range: F2: F 10A / 250V fuse
Max. input current: mA socket: 200mA
10A socket: 10A (less than 15 seconds)
Voltage drop: 200mV
3.2.4. AC Current
Range Resolution Accuracy (% reading + digits)
2mA 1µA ± (1.2% of rdg + 5 digits)
20mA 100µA ± (2.0% of rdg + 5 digits)
10A 10mA ± (3.0% of rdg + 10 digits)
Overload protection: 2mA to 200mA ranges: F1: F 200mA/250V fuse
10A range: F2: F 10A / 250V fuse
Max. input current: mA socket: 200mA
10A socket: 10A (less than 15 seconds)
Voltage drop: 200mV (full range)
Frequency range: 40 to 400Hz
Test on 60Hz/50Hz
Response: average, calibrated in rms of sine wave
3.2.5. Resistance
Range Resolution Accuracy (% reading + digits)
200ohm 0.1ohm ± (1.0% of rdg + 10 digits)
2kohm 1ohm ± (1.0% of rdg + 1 digit)
20kohm 10ohm ± (1.0% of rdg + 1 digit)
200kohm 100ohm ± (1.0% of rdg + 1 digit)
2Mohm 1kohm ± (1.0% of rdg + 1 digit)
20Mohm 10kohm ± (1.0% of rdg + 5 digits)
200Mohm 100kohm ± (5.0% of (rdg - 10 digits) + 20
digits)
Open Circuit Voltage: 200 Mohm range: 3V
Other ranges: less than 700mV
Overload protection: 250V DC or rms AC