Testboy TB 312, Руководство по эксплуатации, Страница: 42 / 219

Operation
42 Testboy
®
TB 312
Capacitance measurement / F*
Set the appropriate range using the selector switch. Connect the black test lead to the
“COM” jack and the red test lead to the V / mV / Ω jack. Connect test leads to the test
specimen. Read off measurement result from the display.
Measuring range Resolution Accuracy
50 nF 0.01 nF
± 1 % + 5 digits
500 nF 0.1 nF
5 µF 1 nF
50 µF 10 nF
500 µF 0.1 µF
± 2 % + 5 digits
5000 µF 1 µF
Input impedance: 180 kΩ, test voltage: 1,2 V, test current: 2.5 mA
*Discharge the capacitors before every measurement!
Resistance measurement /
Ω
Set the appropriate range using the selector switch. Connect the black test lead to the
“COM” jack and the red test lead to the V / mV / Ω jack. Connect test leads to the test
specimen. Read off measurement result from the display.
Measuring range Resolution Accuracy
500 Ω 0.01 Ω
± 0.1 % + 10 digits
5 kΩ 0.1 Ω
± 0.1 % + 5 digits
50 kΩ 1 Ω
500 kΩ 10 Ω
5 MΩ 100 Ω
± 0.1 % + 10 digits
50 MΩ 1 kΩ
± 0.5 % + 10 digits
Input impedance: 10
MΩ, test voltage: 3 V, test current: 2 mA.