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Resistance measurement:
Test current: 2A
Resistance range/ Resolution/ Accuracy
0.000 … 9.999 mΩ/ 1 µΩ/ ±(0.25 % of reading + 2 digits)
10.00 … 99.99 mΩ/ 10 µΩ/ ±(0.25 % of reading + 2 digits)
100.0 … 999.9 mΩ/ 100 µΩ/ ±(0.25 % of reading + 2 digits)
Test current: 100 mA
Resistance range/ Resolution/ Accuracy
0.00 … 99.99 mΩ/ 10 µΩ/ ±(0.25 % of reading + 2 digits)
100.0 … 999.9 mΩ/ 100 µΩ/ ±(0.25 % of reading + 2 digits)
1.000 … 9.999 Ω/ 1 mΩ/ ±(0.25 % of reading + 2 digits)
10.00 … 19.99 Ω/ 10 mΩ/ ±(0.25 % of reading + 2 digits)
Test current: 10 mA
Resistance range/ Resolution/ Accuracy
0.0 … 999.9 mΩ/ 100 µΩ/ ±(0.25 % of reading + 2 digits)
1.000 … 9.999 Ω/ 1 mΩ/ ±(0.25 % of reading + 2 digits)
10.00 … 99.99 Ω/ 10 mΩ/ ±(0.25 % of reading + 2 digits)
100.0 … 199.9 Ω/ 100 mΩ/ ±(0.25 % of reading + 2 digits)
Test current accuracy: ±10% (smoothed DC)
Test duration: 1 s (single mode)
Test method: 4-wire measurement
Measurement parameters
Test current: 2 A/ 100 mA/ 10 mA
Max. power output: 4 W/ 0.2 W/ 20 mW
Output voltage: 9 VDC max.
Limits: 1 μΩ … 199.9 Ω
Voltage and frequency
Voltage:
Measuring range (V)/ Resolution (V)/ Accuracy
0.0~49.9/ 0.1/ ±(2 % of reading + 2 digits)
50~550/ 1/ ±(2 % of reading + 2 digits)
Frequency:
Measuring range (Hz)/ Resolution (Hz)/ Accuracy
10.0~99.9/ 0.1/ ±(0.2 % of reading + 1 digit)
100~500/ 1/ ±(0.2 % of reading + 1 digit)
Power supply voltage: 9 VDC (6x1.5 V battery or accu, size AA)
Idle state: > 25 h
Measurements: > 800 measurements of 500 m load @ 2 A test current & 15 s measurement duration.
Charger socket input voltage: 12 V±10 %
Charger socket input current: 400 mA max.
Battery charging current: 250 mA (internally regulated)
Overvoltage category: 600 V CAT III / 300 V CAT IV
Protection classification: double insulation
Pollution degree: 2
Protection degree: IP 40
Display: 128x64 dots matrix display with backlight
Dimensions (wxhxd): 14 cmx8 cmx23 cm
Weight: 0.8 kg, without battery cells and accessories
Reference conditions
Reference temperature range: 25°C ± 5°C
Reference humidity range: 40 %RH~70 %RH
Operation conditions
Working temperature range: 0°C~40°C
Maximum relative humidity: 95 %RH (0°C~40°C), non-condensing
Storage conditions
Temperature range: -20°C~+70°C
Maximum relative humidity: 90 %RH (-10°C~+40°C), 80 %RH (40°C~60°C)
Nominal altitude: up to 2000m
RS232 interface: 115200 bps, 1 start bit, 8 data bits, 1 stop bit
RS232 connector: PS/2 connector, female
USB interface: 256000 bps
USB connector: type B
Memory: 1500 storage locations (512 kB)
Real time clock error: ±50 ppm
Maximum lead resistance: 100 mΩ total (C1 and C2)
