Sanwa Electric Instrument Co., Ltd.
Sanwa PM7a Digital Multimeters
Manufacturer: Sanwa Electric Instrument Co., Ltd
Model: PM7a
Features
4000 counts
Best accuracy 0.7％
Auto power off(15min.)
Low power ohm (input voltage 0.4V) at continuity range
Power saving design
Specifications
| Function | Measuring Range | Best Accuracy | Resolution | Input Impedance |
|---|---|---|---|---|
| DCV | 400m / 4 / 40 / 400 / 500V | ±(0.7% + 3) | 0.1mV | 10MΩ ～ 100MΩ |
| ACV | 4 / 40 / 400 / 500V | ±(2.3% + 5) | 0.001V | 10MΩ ～ 11MΩ |
| Resistance | 400 / 4k / 40k / 400k / 4M / 40MΩ | ±(2.0% + 5) | 0.1Ω | — |
| Continuity | Buzzer sounds at less than 10Ω～120Ω (Open voltage: approx. 0.4V) | — | — | — |
| Diode Test | Open voltage: approx. 1.5V | — | — | — |
| Display | numeral display 4000 |
| Sampling rate | 3 times/sec. |
| Bandwidth | 40～400Hz |
| Battery | Button battery LR-44×2 |
| Size/Mass | H115×W57×D18mm/approx.85g |
| Test lead length/Pin tip | Length: approx.0.5m/15mm |
