DVM830
VELLEMAN
7
4.4. DC Current
Range
Resolution
Accuracy
200µ A
0.1µ A
2mA
1µ A
20mA
10µ A
±
1% of rdg
±
2 digits
200mA
100µ A
±
1.2% of rdg
±
2 digits
10A
10mA
±
2% of rdg
±
3 digits
Overload protection: F 0.2A fuse (10A not fused)
May only be used for measurements on low-voltage networks (max. 240V)
4.5. Resistance
Range
Resolution
Accuracy
200
Ω
0.1
Ω
2k
Ω
1
Ω
20k
Ω
10
Ω
200k
Ω
100
Ω
±
0.8% of rdg
±
1 digit
2M
Ω
1k
Ω
±
1% of rdg
±
2 digits
Maximum open circuit voltage: 2.8V
Overload protection: 220VDC / AC RMS on all ranges
4.6. Diode
Resolution
Max. test current
Max. open circuit voltage
1mV
1.4mA
2.8V
Over-current protection: 220V DC/AC
4.7. Transistor hFE
Range
Test Range
Test current
Test voltage
NPN
PNP
0 to 1000
10µ A
Vce = 3V
5. Accessories
Test leads, battery (9V), this operating manual.
6. Battery and Fuse Replacement
Remove screws on the back cover and open the case. Replace the exhausted battery with a new
one.
Fuse rarely needs replacement and blows usually as a result of the operator's error. Open the
case as mentioned above and replace the blown fuse with ratings specified:
F: F 0.2A/250V
Summary of Contents for DVM830
Page 2: ...DVM830 VELLEMAN 2 ...
