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SMM81B - DIGITAL MULTIMETER
Feature. Scope and digital multimeter in one unit
| Basic | Range | Best accuracy | |
| SMM81A | SMM81B | ||
| DC voltage | 400mV/4V/40V/400V/100V | ±(0.8%+8) | ±(0.8%+8) |
| AC voltage | 4V/40V/400V/750V | ±(1%+15) | ±(1%+15) |
| DC current | 400µA/4mA/40mA/400mA/4A/10A | ±(1%+8) | ±(1%+8) |
| AC current | 400µA/4mA/40mA/400mA/4A/10A | ±(1.5%+8) | ±(1.5%+8) |
| Resistance | 400Ω/4kΩ/40kΩ/400kΩ/4MΩ/40MΩ | ±(1%+5) | ±(1%+5) |
| Capacitance | 40nF/400nF/4µF/40µF/100µF | ±(3%+8) | ±(3%+8) |
| Frequency | 10Hz~10MHz | ±(0.1%+3) | ±(0.1%+3) |
| Vertical accuracy | ±(5%+1) | ±(5%+1) | |
| Input sensitivity | 20mV/div~500Vdiv (1-2-5) | √ | √ |
| Horizontal accuracy | ±(0.01%+1) | ±(0.01%+1) | |
| Timebase range | 100ns/div~5s/div (1-2-5) | √ | √ |
| Bandwidth | 2MHz | 8MHz | |
| Display resolution | 160x160 | √ | √ |
| Real-time sample rate | 20MSa/s | 40MSa/s | |
| Duty cycle | 0.1%~99.9% | √ | √ |
| Special functions | |||
| Diode | √ | √ | |
| Continuity buzzer | √ | √ | |
| Display | 160x160 monochrome | √ | √ |
| Trigger types | Free run/normal/single shot | √ | √ |
| Memory | 10 screens and setups | √ | √ |
| Contrast and bridge setup | √ | √ | |
| Input impedance for DCvoltage measurement | Around 10MΩ | √ | √ |
| Sleep mode | √ | √ | |
| Low battery display | √ | √ | |
| Display backlight | √ | √ | |
| USB | √ | √ | |
| DMM Max. display | 3999 | √ | √ |
| Power | 1.5V battery (R6)x4 | ||
| LCD size | 60x60mm | ||
| Dimensions(WxHxD) | 200x100x48mm | ||
| Weight | 0.5kg | ||
| Standard accessories | Test lead, battery, manual, alligator clip, USB interface cable, software,carrying bag (SMM81B), power adaptor (SMM81B) | ||
| Optional accessories | Scope probe, BNC probe, power adaptor (SMM81A | ||
SMM81B - DIGITAL MULTIMETER