Need help?Do you have a question about the Mastech m3900 and is the answer not in the manual?
General| Type | Digital Multimeter |
|---|---|
| Max DC Voltage | 1000V |
| Max AC Voltage | 750V |
| Max DC Current | 10A |
| Max AC Current | 10A |
| Resistance Range | 200Ω to 20MΩ |
| Capacitance Range | 20nF to 200μF |
| Diode Test | Yes |
| Continuity Test | Yes |
| Battery | 9V |
| Weight | 350g |
| Display | LCD |
| Duty Cycle | 0.1% ~ 99.9% |
Never exceed protection limits, do not touch unused terminals, set highest range initially.
Instructions for connecting leads, setting the rotary switch, and measuring AC/DC voltage.
Guidance on connecting leads to the correct A jacks and setting the rotary switch for current measurement.
Steps for connecting leads to COM and V/Ω jacks for resistance measurement.
Detailed specs for DC voltage: range, resolution, accuracy, and overload protection.
Detailed specs for AC voltage: range, resolution, accuracy, and frequency range.
Detailed specs for DC current: range, resolution, accuracy, and overload protection.
Crucial safety warning to disconnect test leads before opening the case.
To Next Page
