OWOM Digital Multimeter - 33 category
Product Series : DM Series
Main Features
- function as 3 in 1 : datalogger + multimeter + temperature meter
- multi-connection (more than one device) supported via mobile app
- the change trend analysis accessible via special chart mode
- voice warning supported, which assures measurement safety
- smart voice-reading accessible
- 3(3/4)-digit counterparts
- smart power-off option extending battery life
- Bluetooth 4.0 version - supports mobile device with Android 4.3
or above / iOS 7.0 or above OS, and equipped with ble 4.0 module
Application
electronic circuit debugging circuit testing
design and manufacture education and training
automobile maintenance and testing
| Model | D33, B33, B33+ | |||
| Measurement Range | Resolution | Accruacy | ||
| DC Voltage | V | 40.00mV/400.0mV/4.000V/40.00V/400.0V | 0.1mV | ±(0.5%+2dig) |
| 1000V | 1V | |||
| AC Voltage | 40.00mV/400.0mV/4.000V/40.00V | 1mV | ±(0.8%+2dig) | |
| V | 400.0V/750V | 0.1V | ±(1%+3dig) | |
| DC Current | μA | 400.0μA/4000μA | 0.1μA | ±(0.8%+2dig) |
| mA | 40.00mA/400.0mA | 0.01mA | ±(0.8%+2dig) | |
| A | 1.000A/10.00A | 1mA | ±(1.2%+3dig) | |
| AC Current | μA | 400.0μA/4000μA | 0.1μA | ±(1%+3dig) |
| mA | 40.00mA/400.0mA | 0.01mA | ±(0.8%+2dig) | |
| A | 20.00A | 1mA | ±(2%+3dig) | |
| Resistance | 400.0Ω/4.000kΩ/40.00kΩ/400.0kΩ/4.000MΩ/4.00MΩ | 0.1Ω | ±(0.8%+2dig) | |
| 40.00MΩ | 0.01MΩ | ±(2%+3dig) | ||
| Capacitance | 40.00nF/400.0nF/4.000μF/40.00μF | 0.1nF | ±(2.5%+3dig) | |
| 100.0μF | 0.1μF | ±(3%+5dig) | ||
| Frequency | 4.999Hz/49.99Hz/499.9Hz/4.999kHz/949.99kHz/499.9kHz/ 4.999MHz | 1mHz | ±(0.8%+2dig) | |
| Duty Ratio | 0.1%~99.9%（typical value: Vrms=1V, f=1kHz） | 0.1% | ±(1.2%+3dig) | |
| 0.1% ~99.9%（≥1kHz） | ±(2.5%+2dig) | |||
| Temperature | -50℃~+400℃ | 1°C | ±(2.5%+3dig) | |
| Display | 3999 count | |||
| Frequency | (40-400)Hz | |||
| Shift Rate on DMM | 3 times / s | |||
| Shift Rate on App | 2 times / s | |||
| Simulated Chart Shift Rate on DMM | 30 times / s | |||
| Bluetooth Module | √ (only in B33, and B33+) | Offline Recording Function | √ (only in B33+) |
| Auto-scale | √ | LCD Backlight | √ |
| Diode Test | √ | Simulated Chart | √ |
| Auto Power-off | √ | Input Protection | √ |
| On-off Warning | √ | Input Impedance | 10MΩ |
| Low-battery Indicator | √ | LCD Size | 69 x 52 mm |
| Data Hold | √ | Display Area | 67 x 46 mm(effective area 66 x 45 mm) |
| Max / Min Value | √ | Battery | 3V (1.5V x 2) |
| Relative Measurement | √ | Weight (without package) | 0.32 kg |