Sanwa Electric Instrument Co., Ltd.
Sanwa CD770 Digital Multimeters
Manufacturer: Sanwa Electric Instrument Co., Ltd
Model: CD770
Features
4000 counts
Easy to read large LCD
Thermo plastic elstomer, high resistance against drop shock
Safety cap on current terminal
Auto power off (30min.)(cancelable)
Specifications
| Function | Measuring Range | Best Accuracy | Resolution | Input Impedance |
|---|---|---|---|---|
| DCV | 400m / 4 / 40 / 400 / 600V | ±(0.5% + 2) | 0.1mV | 10MΩ ～ 100MΩ |
| ACV | 4 / 40 / 400 / 600V | ±(1.2% + 7) | 0.001V | 10MΩ ～ 11MΩ |
| DCA | 400μ / 4000μ / 40m / 400mA | ±(1.4% + 3) | 0.1μA | — |
| ACA | 400μ / 4000μ / 40m / 400mA | ±(1.8% + 5) | 0.1μA | — |
| Resistance | 400 / 4k / 40k / 400k / 4M / 40MΩ | ±(1.2% + 5) | 0.1Ω | — |
| Capacitance | 50n / 500n / 5μ / 50μ / 100μF | ±(5% + 10) | 0.01nF | — |
| Frequency | 5 / 50 / 500 / 5k / 50k / 100kHz | ±(0.3% + 3) | 0.001Hz | — |
| Continuity | Buzzer at 0Ω ～ 85Ω (±45Ω), Open V ≈ 0.4V | — | — | — |
| Diode Test | Open voltage ≈ 1.5V | — | — | — |
| Display | numeral display 4000 |
| Sampling rate | 3 times/sec. |
| Bandwidth | 40～400Hz（Sine wave) |
| Fuse | 0.5A/250V 1.5kA Φ5×20mm |
| Battery | R6Px2 |
| Battery life | Approx.400h (manganese battery) at DCV range |
| Size/Mass | H166×W82×D44mm/340g |
