Hva er forskjellen mellom digital multimeter modell GD138A og GD138B
1. Modellnummer: GD138A/GD138B
2. LCD-skjerm: HD-bakgrunnslys LCD-skjerm
3. DC spenning:GD138A: 4V/40V/400V/600V±(0,5 prosent pluss 3);
GD138B: 400mV/4V/40V/400V/600V±(0,5 prosent pluss 3)
4. AC spenning:GD138A: 4V/40V/400V/600V±(0,8 prosent pluss 3);
GD138B: 4V/40V/400V/600V±(0,8 prosent pluss 3)
5. Motstand:GD138A: 4000Ω/40KΩ/400KΩ/4MΩ ±(1,0 prosent pluss 5);40MΩ ±(1,5 prosent pluss 10);
GD138B: 400Ω/4KΩ/40KΩ/400KΩ/4MΩ ±(1,0 prosent pluss 5);40MΩ ±(1,5 prosent pluss 10)
6. Frekvens:GD138A: 4Hz/40Hz/400Hz/4KHz/40KHz/200KHz ±(1,0 prosent pluss 3) GD138B:4Hz/40Hz/400Hz/4KHz/40KHz/400KHz/4MHz ±(1,0 prosent pluss 3)
7. Kapasitans: 4nF/40nF/400nF/4uF/40uF/400uF/4mF ±(1,0 prosent pluss 3)
(Kun for GD138B)
