True RMS Large LCD with backlight CAT-IV Metallic screen board with stronger antimagnetic and anti-interferentia function. Full function protection, anti-high voltage circuit design.
| Models | |||||
| 3 ¾ Auto Range Digital Multimeter : SM7023 | 4 ½ Digital Multimeter : SM7024 | ||||
| Basic Function | Range | Accuracy | Range | Accuracy | |
| DC Voltage | 400mV/4V/40V/400V/1000V | ±(0.5%+4) | 200mV/2V/20V/200V/1000V | ±(0.1%+5) | |
| AC Voltage | 400mV/4V/40V/400V/750V | ±(0.8%+10) | 200mV/2V/20V/200V/750V 2V/20V/200V/750V | ±(0.8%+25) | |
| DC Current | 400uA/4000uA/40mA/400mA/10A | ±(1%+10) | 200uA/2mA/200mA/20A | ±(0.5%+4) | |
| AC Current | 400uA/4000uA/40mA/400mA/10A | ±(1.5%+10) | 200mA/20A | ±(1.5%+25) | |
| Resistance | 400Ω/4kΩ/40kΩ/400kΩ/4MΩ/40MΩ | ±(0.8%+4) | 200Ω/2kΩ/20kΩ/200kΩ/2MΩ/20MΩ | ±(0.4%+5) | |
| Capacitance | 4nF/40nF/400nF/4uF/40uF/200uF | ±(2.5%+20) | 2nF/2uF/200uF | ±(4.5%+50) | |
| Frequency | 100/1000/10k/100k/1M/30MHz | ±(0.5%+10) | 20kHz/200kHz | ±(1.5%+25) | |
| Celsius | -20 to 1000℃ | ±(1.0%+5) | (0.1~100)nS | ±(1.0%+30) | |