| Model | LW-2812C | |
| Measuring parameters | L, C, R, Q, D | |
| Measuring frequency | 100Hz, 1Hz, 100kHz±0.02% | |
| Measuring range | ||
| Parameters | Frequency | Measuring range |
| L
|
100Hz | 1μH～9999H |
| 1KHz | 0.1μH～999.9H | |
| 10KHz | 0.01μH～99.99H | |
| C | 100Hz | 1pF～9999μF |
| 1KHz | 0.1pF～999.9μF | |
| 10KHz | 0.1pF～99.99μF | |
| R | 0.1Ω～99.99MΩ | |
| Q | 0.001～9999 | |
| D | 0.0001～9.999 | |
| Measuring accuracy | ||
| Parameters | Frequency | Measuring accuracy |
| L | 100Hz | ±[1μH+0.25%(1+L/200H+2mH/L)](1+1/Q) |
| 1KHz | ±[0.1μH+0.25%(1+L/200H+0.2mH/L)](1+1/Q) | |
| 10KHz | ±[0.01μH+0.5%(1+L/10H+0.04mH/L)](1+1/Q) | |
| C | 100Hz | ±[1pF+0.25%(1+1000pF/Cx+Cx/1000μF)](1+Dx) |
| 1KHz | ±[0.1pF+0.25%(1+100pF/Cx+Cx/100μF)](1+Dx) | |
| 10KHz | ±[0.01pF+0.5%(1+20pF/Cx+Cx/4μF)](1+Dx) | |
| R | ±[1mΩ+0.25%(1+R/2MΩ+2Ω/R)](1+Q) | |
| Q | 100Hz, 1KHz | ±[0.020+0.15(Qx+1/Qx)%] |
| 10KHz | ±[0.020+0.2(Qx+1/Qx)%] | |
| D | 100Hz, 1KHz | ±0.0010（1+Dx2） |
| 10KHz | ±0.0015（1+Dx2） | |
| Others | ||
| Test signal level | 0.3Vrms±10% (Empty) @ 1 kHz | |
| Testing speed | 4-6 times per second | |
| Temperature | 0℃-40℃ | |
| Humidity | less than 85% RH | |
| Supply voltage | AC198V～242V 50Hz±5% | |
| Power consumption | less than 30W | |
| Dimensions | 360×320×140mm | |
| Weight | 3.5kg | |
